Thiazole
- Formula: C3H3NS
- Molecular weight: 85.128
- IUPAC Standard InChIKey: FZWLAAWBMGSTSO-UHFFFAOYSA-N
- CAS Registry Number: 288-47-1
- 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: 1,3-Thiazole
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Phase change data
Go To: Top, Gas phase ion energetics data, 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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 390.7 | K | N/A | Weast and Grasselli, 1989 | BS |
Tboil | 391.39 | K | N/A | Soulie, Bares, et al., 1975 | Uncertainty assigned by TRC = 0.2 K; calculated from Antoine equations based on obs. data; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 239.58 | K | N/A | Meyer and Metzger, 1966 | Uncertainty assigned by TRC = 0.05 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 239.53 | K | N/A | Soulie, Goursot, et al., 1969 | Uncertainty assigned by TRC = 0.02 K; TRC |
Ttriple | 239.48 | K | N/A | Goursot and Westrum, 1968 | Uncertainty assigned by TRC = 0.02 K; TRC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
9.49 | 348. | A | Stephenson and Malanowski, 1987 | Based on data from 333. to 393. K.; AC |
9.30 | 351. | A | Stephenson and Malanowski, 1987 | Based on data from 336. to 391. K. See also Soulie, Goursot, et al., 1969, 2.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
336.13 to 391.41 | 4.25976 | 1424.453 | -56.993 | Soulie, Goursot, et al., 1969, 3 | Coefficents calculated by NIST from author's data. |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
2.2800 | 239.53 | Soulie, Goursot, et al., 1969, 4 | DH |
2.292 | 239.48 | Goursot and Westrum, 1968, 2 | DH |
2.29 | 239.4 | Goursot, Westrum, et al., 1968 | See also Meyer and Metzger, 1966.; AC |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
9.570 | 239.53 | Soulie, Goursot, et al., 1969, 4 | DH |
9.570 | 239.48 | Goursot and Westrum, 1968, 2 | DH |
Gas phase ion energetics data
Go To: Top, Phase change data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 216. | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 208.4 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.50 | PE | Daamen, Oskam, et al., 1979 | Vertical value; LLK |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Soulie, Bares, et al., 1975
Soulie, M.A.; Bares, D.; Metzger, J.,
Vapor Pressures of Some Azaaromatic Compounds,
C. R. Seances Acad. Sci., Ser. C, 1975, 281, 341. [all data]
Meyer and Metzger, 1966
Meyer, R.; Metzger, J.,
C. R. Acad. Sci. Paris, Ser. C, 1966, 263, 1333. [all data]
Soulie, Goursot, et al., 1969
Soulie, M.A.; Goursot, P.; Peneloux, A.; Metzger, J.,
Thermodynamic properties of thiazole,
J. Chim. Phys. Phys.-Chim. Biol., 1969, 66, 603-6. [all data]
Goursot and Westrum, 1968
Goursot, P.; Westrum, E.F.,
Heat capacity and thermodynamic functions of thiazole from 5 to 340 K,
J. Chem. Eng. Data, 1968, 13, 471. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Soulie, Goursot, et al., 1969, 2
Soulie, M.A.; Goursot, P.; Peneloux, A.; Metzger, J.,
J. Chim. Phys. Phys.-Chim. Biol., 1969, 66, 4, 603. [all data]
Soulie, Goursot, et al., 1969, 3
Soulie, M.A.; Goursot, P.; Peneloux, A.; Metzger, J.,
Proprietes Thermochimiques du Thiazole,
J. Chim. Phys. Phys. Chim. Biol., 1969, 66, 603-610. [all data]
Soulie, Goursot, et al., 1969, 4
Soulie, M.A.; Goursot, P.; Peneloux, A.; Metzger, J.,
Properties thermochimiques du thiazole,
J. chim. Phys. physicochim. Biol., 1969, 66, 603-606. [all data]
Goursot and Westrum, 1968, 2
Goursot, P.; Westrum, E.F., Jr.,
Heat capacity and thermodynamic functions of thiazole from 5 to 340K,
J. Chem. Eng. Data, 1968, 13, 471-475. [all data]
Goursot, Westrum, et al., 1968
Goursot, P.; Westrum, E.F., Jr.; Metzger, J.,
C. R. Acad. Sci. Paris, Ser. C, 1968, 266, 590. [all data]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Daamen, Oskam, et al., 1979
Daamen, H.; Oskam, A.; Stufkens, D.J.; Waaijers, H.W.,
Bonding properties of group VIB metal pentacarbonyl azole complexes studied by electronic absorption, photoelectron, 13C NMR and vibrational spectroscopy,
Inorg. Chim. Acta, 1979, 34, 253. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point Ttriple Triple point temperature ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.