Benzoic acid
- Formula: C7H6O2
- Molecular weight: 122.1213
- IUPAC Standard InChIKey: WPYMKLBDIGXBTP-UHFFFAOYSA-N
- CAS Registry Number: 65-85-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Benzenecarboxylic acid; Benzeneformic acid; Benzenemethanoic acid; Benzoesaeure GK; Benzoesaeure GV; Carboxybenzene; Dracylic acid; Phenylcarboxylic acid; Phenylformic acid; Retarder BA; Retardex; Salvo, liquid; Solvo, powder; Tenn-Plas; Acide benzoique; Benzoic acid, tech.; Kyselina benzoova; Benzoesaeure; Salvo powder; E 210; HA 1; HA 1 (acid); Phenylcarboxy; Benzenemethonic acid; Diacylic acid; Flowers of benjamin; Flowers of benzoin; Oracylic acid; Retarder BAX; NSC 149
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Glushko Thermocenter, Russian Academy of Sciences, Moscow
Constant pressure heat capacity of gas
Cp,gas (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
103.47 | 298.15 | Stull D.R., 1969 | These values were calculated from preliminary assignment of vibrational frequencies. Statistical calculation [ Ali N., 1983] seems to be erroneous. |
104.01 | 300. | ||
138.36 | 400. | ||
170.54 | 500. | ||
196.73 | 600. | ||
217.82 | 700. | ||
234.89 | 800. | ||
248.95 | 900. | ||
260.66 | 1000. |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔcH°liquid | -3227.00 ± 0.20 | kJ/mol | Ccb | Gundry, Harrop, et al., 1969 | Reanalyzed by Pedley, Naylor, et al., 1986, Original value = -3225.73 kJ/mol; Corresponding ΔfHºliquid = -385.06 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔfH°solid | -384.8 ± 0.50 | kJ/mol | Ccb | Corral, 1960 | ALS |
ΔfH°solid | -386. | kJ/mol | Ccb | Landrieu, Baylocq, et al., 1929 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -3228. ± 4. | kJ/mol | AVG | N/A | Average of 17 out of 18 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
S°solid,1 bar | 165.71 | J/mol*K | N/A | Kaji, Tochigi, et al., 1993 | DH |
S°solid,1 bar | 167.73 | J/mol*K | N/A | Arvidsson, Falk, et al., 1976 | DH |
S°solid,1 bar | 167.59 | J/mol*K | N/A | Furukawa, McCoskey, et al., 1951 | DH |
S°solid,1 bar | 167.82 | J/mol*K | N/A | Davies and Staveley, 1957 | DH |
S°solid,1 bar | 170.7 | J/mol*K | N/A | Parks, Huffman, et al., 1933 | Extrapolation below 90 K, 59.25 J/mol*K.; DH |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
259. | 413. | Pacor, 1967 | DH |
Constant pressure heat capacity of solid
Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
147.78 | 300. | Kaji, Tochigi, et al., 1993 | T = 19 to 312 K. Unsmoothed experimental datum.; DH |
147.03 | 298.902 | Sorai, Kaji, et al., 1992 | T = 15 to 305 K. Unsmoothed experimental datum.; DH |
146.23 | 296.29 | Moriya, Matsuo, et al., 1982 | T = 13 to 355 K. NBS SRM 29.; DH |
146.65 | 298.15 | Shakirov and Lyubarskii, 1980 | T = 20 to 300 K.; DH |
146.79 | 298.15 | Arvidsson, Falk, et al., 1976 | T = 6 to 341 K.; DH |
147.07 | 299.62 | Tatsumi, Matsuo, et al., 1975 | T = 12 to 304 K.; DH |
149. | 301. | Mosselman, Mourik, et al., 1974 | One temperature, T = 5 K. Value 5 J/mol*K.; DH |
146.80 | 298.15 | Konicek, Suurkuusk, et al., 1971 | DH |
167.40 | 298.15 | Justice, 1969 | As check on system. Only value at 298 K given.; DH |
147.14 | 299.99 | Suga and Seki, 1965 | T = 13 to 300 K. Value is unsmoothed experimental datum.; DH |
130. | 340. | David, 1964 | T = 298 to 373 K. Mean value. T = uncertain.; DH |
146.31 | 298.15 | Kolesov, Seregin, et al., 1962 | T = 22 to 310 K.; DH |
147.02 | 298.15 | Davies and Staveley, 1957 | T = 20 to 298 K.; DH |
149.79 | 298.15 | Popov and Kolesov, 1956 | T = 80 to 300 K.; DH |
146.81 | 298.15 | Ginnings and Furukawa, 1953 | T = 14 to 410 K.; DH |
146.81 | 298.15 | Furukawa, McCoskey, et al., 1951 | T = 13 to 410 K.; DH |
160.2 | 323. | Satoh and Sogabe, 1939 | T = 0 to 100 C. Mean value.; DH |
145.10 | 295.1 | Parks, Huffman, et al., 1933 | T = 93 to 295 K. Value is unsmoothed experimental datum.; DH |
155.2 | 298. | Andrews, Lynn, et al., 1926 | T = 22 to 200 C.; DH |
Phase change data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 522.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Tboil | 522. | K | N/A | Buckingham and Donaghy, 1982 | BS |
Tboil | 523.18 | K | N/A | Burriel, 1931 | Uncertainty assigned by TRC = 0.2 K; TRC |
Tboil | 523.59 | K | N/A | Burriel, 1931 | Uncertainty assigned by TRC = 0.2 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 395.2 ± 0.7 | K | AVG | N/A | Average of 18 out of 20 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 395.52 | K | N/A | Marsh, 1987 | Uncertainty assigned by TRC = 0.005 K; recommended as calibration standard; TRC |
Ttriple | 395.520 | K | N/A | Andon and Connett, 1980 | Uncertainty assigned by TRC = 0.01 K; TRC |
Ttriple | 395.52 | K | N/A | Ginnings and Furukawa, 1953, 2 | Uncertainty assigned by TRC = 0.01 K; TRC |
Ttriple | 395.52 | K | N/A | Furukawa, McCoskey, et al., 1951, 2 | Uncertainty assigned by TRC = 0.01 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 78.9 | kJ/mol | CGC | Chickos, Hosseini, et al., 1995 | Based on data from 353. to 393. K.; AC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 90. ± 4. | kJ/mol | AVG | N/A | Average of 13 values; Individual data points |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
406.2 | 0.013 | Weast and Grasselli, 1989 | BS |
406. | 0.013 | Buckingham and Donaghy, 1982 | BS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
87.450 | 335. | N/A | Torres-Gomez, Barreiro-Rodriguez, et al., 1988 | DH |
63.3 ± 0.6 | 401. to 416. | N/A | Pena, Ribet, et al., 2003 | AC |
66.3 | 420. | A | Stephenson and Malanowski, 1987 | Based on data from 405. to 523. K.; AC |
67.8 | 368. to 428. | GS | Matsubara and Kuwamoto, 1985 | AC |
65.4 | 428. | I | Cramer, 1943 | AC |
67.7 | 416. | MM,A | Klosky, Woo, et al., 1927 | Based on data from 401. to 520. K.; AC |
Entropy of vaporization
ΔvapS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
261.0 | 335. | Torres-Gomez, Barreiro-Rodriguez, et al., 1988 | DH |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
369. to 522.4 | 4.47834 | 1771.357 | -127.484 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
89.230 | 298.15 | N/A | Torres-Gomez, Barreiro-Rodriguez, et al., 1988 | DH |
90.9 ± 2.0 | 340. to 410. | TG-TS | Selvakumar, Raghunathan, et al., 2009 | AC |
90.0 ± 0.5 | 307. | ME | Ribeiro da Silva, Monte, et al., 2006 | Based on data from 299. to 317. K.; AC |
93. ± 4. | 294. to 331. | ME | Ginkel, Kruif, et al., 2001 | AC |
90.5 ± 0.3 | 323. to 394. | GS | Zielenkiewicz, Perlovich, et al., 1999 | AC |
86.7 | 313. to 343. | TGA | Elder, 1997 | AC |
88.7 ± 0.9 | 311. | ME | Da Silva and Monte, 1990 | Based on data from 307. to 314. K.; AC |
87.5 ± 0.3 | 335. | C | Torres-Gomez, Barreiro-Rodriguez, et al., 1988 | AC |
90.8 ± 0.6 | 306. | QR | Glukhova, Arkhangelova, et al., 1985 | Based on data from 293. to 319. K.; AC |
95.1 ± 1.8 | 294. | N/A | Kaisersberger, Hädrich, et al., 1985 | AC |
87.8 | 368. to 428. | GS | Matsubara and Kuwamoto, 1985 | AC |
91. ± 2. | 293. to 313. | ME | Colomina, Jimenez, et al., 1982 | AC |
89.5 ± 0.05 | 353. | DM | de Kruif and Blok, 1982 | Based on data from 316. to 391. K.; AC |
89.1 ± 0.2 | 320. to 370. | C | Murata, Sakiyama, et al., 1982 | AC |
85. ± 2. | 369. | SG | Sachinidis and Hill, 1980 | Based on data from 344. to 395. K.; AC |
88.3 ± 2.9 | 281. to 323. | LE | Nowak, Szczepaniak, et al., 1978 | AC |
88.5 ± 1.6 | 293. to 318. | TE | DeKruif, van Ginkel, et al., 1975 | AC |
92.9 ± 0.2 | 296. | ME | Arshadi, 1974 | Based on data from 273. to 318. K.; AC |
88.1 ± 0.2 | 293. to 311. | TCM | de Kruif and Oonk, 1973 | AC |
89.0 ± 0.4 | 338. to 383. | ME | Malaspina, 1973 | AC |
89.3 ± 0.4 | 338. to 383. | C | Malaspina, 1973 | AC |
90. ± 0.3 | 293. to 308. | ME | Colomina, Monzon, et al., 1972 | AC |
86.6 ± 1.3 | 290. to 315. | ME,C | Wiedemann, 1972 | AC |
89.1 | 314. | N/A | Ashcroft, 1971 | Based on data from 299. to 329. K.; AC |
90.4 ± 0.8 | 367. | HSA | Melia and Merrifield, 1970 | Based on data from 324. to 392. K.; AC |
86.6 ± 1.7 | 303. | ME | Wiedemann and Waughna, 1970 | Based on data from 290. to 315. K. See also Zielenkiewicz, Perlovich, et al., 1999.; AC |
88.9 ± 0.5 | 363. | GS | Mertl, 1968 | Based on data from 348. to 378. K.; AC |
90.9 | 299. | ME | Davies and Kybett, 1965 | Based on data from 291. to 307. K.; AC |
84.2 ± 0.8 | 318. | TE | Wolf and Weghofer, 1938 | AC |
84.1 ± 0.8 | 318. | V | Wolf and Weghofer, 1938, 2 | ALS |
85.8 | 383. | T | Hirsbrunner, 1934 | Based on data from 333. to 389. K.; AC |
84.5 ± 0.5 | 364. | I | Klosky, Woo, et al., 1927 | Based on data from 377. to 394. K.; AC |
Entropy of sublimation
ΔsubS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
299.3 | 298.15 | Torres-Gomez, Barreiro-Rodriguez, et al., 1988 | DH |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
18.006 | 395.52 | N/A | Ginnings and Furukawa, 1953 | DH |
18.000 | 395.52 | N/A | Furukawa, McCoskey, et al., 1951 | DH |
16.99 | 396.9 | DSC | Brittain, 2009 | AC |
17.3 | 394.4 | DSC | Sharma, Kant, et al., 2003 | See also Sharma, Jamwal, et al., 2004.; AC |
17.1 | 395.4 | DSC | Roy, Riga, et al., 2002 | AC |
17.99 | 395.5 | N/A | Pitzer, Peiper, et al., 1984 | AC |
16.230 | 395. | N/A | Pacor, 1967 | DH |
17.320 | 395.0 | N/A | Andrews, Lynn, et al., 1926 | DH |
17.400 | 395. | N/A | David, 1964 | Temperature not measured.; DH |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
45.52 | 395.52 | Ginnings and Furukawa, 1953 | DH |
45.51 | 395.52 | Furukawa, McCoskey, et al., 1951 | DH |
41.1 | 395. | Pacor, 1967 | DH |
43.8 | 395.0 | Andrews, Lynn, et al., 1926 | DH |
44. | 395. | David, 1964 | Temperature; DH |
Enthalpy of phase transition
ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
18.062 | 395.527 | crystaline, I | liquid | Andon and Connett, 1980, 2 | DH |
Entropy of phase transition
ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
45.67 | 395.527 | crystaline, I | liquid | Andon and Connett, 1980, 2 | DH |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
By formula: C7H5O2- + H+ = C7H6O2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1423. ± 9.2 | kJ/mol | G+TS | Fujio, McIver, et al., 1981 | gas phase; value altered from reference due to change in acidity scale; B |
ΔrH° | 1423. ± 12. | kJ/mol | G+TS | Cumming and Kebarle, 1978 | gas phase; Recalculated from data in paper; error in Table vs. ladder; B |
ΔrH° | 1423. ± 9.2 | kJ/mol | G+TS | Caldwell, Renneboog, et al., 1989 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1393. ± 8.4 | kJ/mol | IMRE | Fujio, McIver, et al., 1981 | gas phase; value altered from reference due to change in acidity scale; B |
ΔrG° | 1393. ± 8.4 | kJ/mol | IMRE | Cumming and Kebarle, 1978 | gas phase; Recalculated from data in paper; error in Table vs. ladder; B |
ΔrG° | 1394. ± 8.4 | kJ/mol | IMRE | Caldwell, Renneboog, et al., 1989 | gas phase; B |
By formula: Br- + C7H6O2 = (Br- • C7H6O2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 76.6 ± 7.5 | kJ/mol | IMRE | Paul and Kebarle, 1991 | gas phase; ΔGaff measured at 423 K, ΔSaff taken as that of PhNO2..Br-; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 84. | J/mol*K | N/A | Paul and Kebarle, 1991 | gas phase; Entropy change calculated or estimated; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 41. ± 4.2 | kJ/mol | IMRE | Paul and Kebarle, 1991 | gas phase; ΔGaff measured at 423 K, ΔSaff taken as that of PhNO2..Br-; B |
Free energy of reaction
ΔrG° (kJ/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
41. | 423. | PHPMS | Paul and Kebarle, 1991 | gas phase; Entropy change calculated or estimated; M |
By formula: H2O + C7H5ClO = C7H6O2 + HCl
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -34.04 ± 0.21 | kJ/mol | Cm | Moselhy and Pritchard, 1975 | liquid phase; solvent: Diphenyl-ether; see Carson, Pritchard, et al., 1950 and Davies, Dunning, et al., 1972; ALS |
ΔrH° | -101.9 | kJ/mol | Cm | Carson, Pritchard, et al., 1950 | liquid phase; Heat of hydrolysis; ALS |
By formula: C7H6O + C7H6O3 = 2C7H6O2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -316. ± 13. | kJ/mol | Cm | Briner and Chastonay, 1954 | liquid phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -317. ± 13. kJ/mol; ALS |
By formula: C7H5BrO + H2O = HBr + C7H6O2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -113.1 | kJ/mol | Cm | Carson, Pritchard, et al., 1950 | liquid phase; Heat of hydrolysis; ALS |
By formula: C7H5IO + H2O = HI + C7H6O2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -102.4 | kJ/mol | Cm | Carson, Pritchard, et al., 1950 | liquid phase; Heat of hydrolysis; ALS |
By formula: H2O + C8H8O2 = C7H6O2 + CH4O
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -73.0 ± 1.9 | kJ/mol | Eqk | Guthrie and Cullimore, 1980 | liquid phase; ALS |
IR Spectrum
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Mass spectrum (electron ionization), UV/Visible spectrum, References, Notes
Data compiled by: Coblentz Society, Inc.
- SOLID (SPLIT MULL); DOW KBr FOREPRISM-GRATING; DIGITIZED BY COBLENTZ SOCIETY (BATCH I) FROM HARD COPY; 2 cm-1 resolution
- SOLID (VAPOR AT 160 C); DOW KBr FOREPRISM; DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 4 cm-1 resolution
- SOLUTION (2% CCl4 FOR 3800-1330, 2% CS2 FOR 1330-460 CM-1); DOW KBr FOREPRISM-GRATING; DIGITIZED BY COBLENTZ SOCIETY (BATCH I) FROM HARD COPY; 2 cm-1 resolution
- VAPOR AT 160 C; DOW KBr FOREPRISM-GRATING; DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 2 cm-1 resolution
Data compiled by: Timothy J. Johnson, Tanya L. Myers, Yin-Fong Su, Russell G. Tonkyn, Molly Rose K. Kelly-Gorham, and Tyler O. Danby
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Mass spectrum (electron ionization)
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, UV/Visible spectrum, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center, 1998. |
NIST MS number | 290514 |
UV/Visible spectrum
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Victor Talrose, Eugeny B. Stern, Antonina A. Goncharova, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina
Spectrum
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Additional Data
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Download spectrum in JCAMP-DX format.
Source | Newman and Deno, 1951 |
---|---|
Owner | INEP CP RAS, NIST OSRD Collection (C) 2007 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
Origin | INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS |
Source reference | RAS UV No. 221 |
Instrument | Beckman spectrophotometer |
Melting point | 122.4 |
Boiling point | 249.2 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Stull D.R., 1969
Stull D.R., Jr.,
The Chemical Thermodynamics of Organic Compounds. Wiley, New York, 1969. [all data]
Ali N., 1983
Ali N.,
Thermodynamic functions of the benzoic acid, phthalic acid and salicylic acid,
Indian J. Phys., 1983, B57, 413-419. [all data]
Gundry, Harrop, et al., 1969
Gundry, H.A.; Harrop, D.; Head, A.J.; Lewis, G.B.,
Thermodynamic properties of organic oxygen compounds. 21. Enthalpies of combustion of benzoic acid, pentan-1-ol, octan-1-ol, and hexadecan-1-ol,
J. Chem. Thermodyn., 1969, 1, 321-332. [all data]
Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P.,
Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]
Corral, 1960
Corral, L.B.,
Investigaciones termoquimicas sobre los acidos toluicos y dimetilbenzoicos,
Rev. R. Acad. Cienc., 1960, 54, 365-403. [all data]
Landrieu, Baylocq, et al., 1929
Landrieu, P.; Baylocq, F.; Johnson, J.R.,
Etude thermochimique dans la serie furanique,
Bull. Soc. Chim. France, 1929, 45, 36-49. [all data]
Kaji, Tochigi, et al., 1993
Kaji, K.; Tochigi, K.; Misawa, Y.; Suzuki, T.,
An adiabatic calorimeter for samples of mass less than 0.1 g and heat capacity measurements on benzoic acid at temperatures from 19 K to 312 K,
J. Chem. Thermodynam., 1993, 25(6), 699-709. [all data]
Arvidsson, Falk, et al., 1976
Arvidsson, K.; Falk, B.; Sunner, S.,
A small sample low temperature adiabatic heat capacity calorimeter with an automatic data acquisition system,
Chem. Scr., 1976, 10, 193-200. [all data]
Furukawa, McCoskey, et al., 1951
Furukawa, G.T.; McCoskey, R.E.; King, G.J.,
Calorimetric properties of benzoic acid from 0 to 410K,
J. Res., 1951, NBS 47, 256-261. [all data]
Davies and Staveley, 1957
Davies, T.; Staveley, L.A.K.,
The behaviour of the ammonium ion in the ammonium salt of tetraphenylboron by comparison of the heat capacities of the ammonium, rubidium, and potassium salts,
Trans. Faraday Soc., 1957, 53, 19-30. [all data]
Parks, Huffman, et al., 1933
Parks, G.S.; Huffman, H.M.; Barmore, M.,
Thermal data on organic compounds. XI. The heat capacities,
entropies and free energies of ten compounds containing oxygen or nitrogen. J. Am. Chem. Soc., 1933, 55, 2733-2740. [all data]
Pacor, 1967
Pacor, P.,
Applicability of the DuPont 900 DTA apparatus in quantitative differential thermal analysis,
Anal. Chim. Acta, 1967, 37, 200-208. [all data]
Sorai, Kaji, et al., 1992
Sorai, M.; Kaji, K.; Kaneko, Y.,
An automated adiabatic calorimeter for the temperature range 13 K to 530 K The heat capacities for benzoic acid from 15 K to 305 K and of synthetic sapphire from 60 K to 505 K,
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Notes
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- Symbols used in this document:
Cp,gas Constant pressure heat capacity of gas Cp,liquid Constant pressure heat capacity of liquid Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) T Temperature Tboil Boiling point Tfus Fusion (melting) point Ttriple Triple point temperature ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔrS° Entropy of reaction at standard conditions ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔsubS Entropy of sublimation ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions ΔvapS Entropy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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