Benzocaine
- Formula: C9H11NO2
- Molecular weight: 165.1891
- IUPAC Standard InChIKey: BLFLLBZGZJTVJG-UHFFFAOYSA-N
- CAS Registry Number: 94-09-7
- 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: Benzoic acid, 4-amino-, ethyl ester; Benzoic acid, p-amino-, ethyl ester; p-(Ethoxycarbonyl)aniline; p-Aminobenzoic acid, ethyl ester; p-Carbethoxyaniline; p-Ethoxycarboxylic aniline; Amben ethyl ester; Anaesthan-syngala; Anaesthesin; Anaesthin; Anestezin; Anesthesin; Anesthesine; Anesthone; Ethyl aminobenzoate; Ethyl p-aminobenzoate; Ethyl p-aminophenylcarboxylate; Ethyl 4-aminobenzoate; Identhesin; Keloform; Norcain; Norcaine; Ora-jel; Orthesin; Parathesin; Parathesine; Solu H; 4-(Ethoxycarbonyl)aniline; 4-Aminobenzoic acid, ethyl ester; 4-Carbethoxyaniline; Americaine; Dermoplast; Ethoform; Hurricaine; Solarcaine; Topcaine; Ethylester kyseliny p-aminobenzoove; Aethoform; Baby Anbesol; Anbesol; Auralgan; Cough-X; Outgro; Vagisil; component of Anbesol maximum strength; component of Solarcaine aerosol; component of Tympagesic; 71123-91-6
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IR Spectrum
Go To: Top, Gas Chromatography, References, Notes
Data compiled by: Coblentz Society, Inc.
- SOLID (1 mg / 650 mg KBr DISC); PERKIN-ELMER 521 (GRATING); 2 cm-1 resolution
- SOLID (1.14 mg / 200 mg KBr DISC); PERKIN-ELMER 21 (GRATING); DIGITIZED BY COBLENTZ SOCIETY (BATCH I) FROM HARD COPY; 2 cm-1 resolution
- SOLUTION (10% CCl4 FOR 5000-1330, 10% CS2 FOR 1330-625 CM-1); Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY; 4 cm-1 resolution
- SOLUTION (3% CCl4); PERKIN-ELMER 521 (GRATING); DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 2 cm-1 resolution
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Gas Chromatography
Go To: Top, IR 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
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | SE-30 | 210. | 1561. | Lenchik, Rudenko, et al., 1986 | N2, Inerton N AW (1), NaCl (2), and steel powder (3); Column length: 1. m |
Kovats' RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SE-30 | 1528. | Schepers, Wijsbeek, et al., 1982 | 12. m/0.22 mm/0.45 μm, He, 120. C @ 2. min, 8. K/min, 300. C @ 12. min |
Capillary | SE-30 | 1526. | Schepers, Wijsbeek, et al., 1982 | 25. m/0.49 mm/1.14 μm, 100. C @ 2. min, 8. K/min, 275. C @ 15. min |
Kovats' RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Packed | OV-101 | 1560. | McLinden and Stenhouse, 1979 | N2, Chromosorb W; Column length: 2. m; Program: not specified |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | CBP-1 | 1516. | Oyama, Sano, et al., 1987 | N2, 6. K/min; Column length: 12. m; Column diameter: 0.53 mm; Tstart: 120. C; Tend: 250. C |
Capillary | DB-1 | 1523. | Perrigo, Peel, et al., 1985 | 15. m/0.32 mm/0.25 μm, He, 8. K/min, 280. C @ 5. min; Tstart: 120. C |
Capillary | DB-1 | 1523. | Perrigo, Ballantyne, et al., 1984 | 15. m/0.25 mm/0.25 μm, He, 8. K/min, 280. C @ 5. min; Tstart: 120. C |
Capillary | SE-30 | 1513. | Anderson and Stafford, 1983 | 15. m/0.25 mm/0.25 μm, He, 5. K/min; Tstart: 100. C; Tend: 295. C |
Packed | SE-30 | 1530. | Perrigo and Peel, 1981 | N2, Chromosorb W, 130. C @ 2. min, 8. K/min, 290. C @ 8. min; Column length: 1.8 m |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Methyl Silicone | 1545. | University Centre for Pharmacy, 2003 | 12.5 m/0.32 mm/1.5 μm; Program: 135C(4min) => 13C/min => 200C => 8C/min => 240C => 6C/min => 312C (6min) |
Normal alkane RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | JXR | 180. | 1563. | von Buchi, Lorini, et al., 1972 | |
Capillary | JXR | 200. | 1574. | von Buchi, Lorini, et al., 1972 |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Packed | SE-30 | 1555. | MHA, 9999 | Nitrogen, Chromosorb G AW DMCS (80-100 mesh); Column length: 2. m; Tstart: 100. C; Tend: 300. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc. | 1513. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Capillary | CP Sil 5 CB | 1555. | Bogusz, Wijsbeek, et al., 1983 | 25. m/0.32 mm/0.48 μm, Helium; Program: 60 0C (2.5 min) 30 0C/min -> 190 0C 7 0C/min -> 295 9C (7 min) |
Packed | SE-30 | 1535. | Bogusz, Wijsbeek, et al., 1983 | Program: not specified |
Other | Methyl Silicone | 1555. | Ardrey and Moffat, 1981 | Program: not specified |
References
Go To: Top, IR Spectrum, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Lenchik, Rudenko, et al., 1986
Lenchik, N.V.; Rudenko, B.A.; Dzhabarov, D.N.,
Gas chromatographic analysis of nitrogen-containing pharmaceticals using a thermoaerosol detector and non-porous sorbents,
Zh. Anal. Khim., 1986, 1438-1443. [all data]
Schepers, Wijsbeek, et al., 1982
Schepers, P.; Wijsbeek, J.; Franke, J.P.; de Zeeuw, R.A.,
Applicability of capillary gas chromatography to substance identification in toxicology by means of retention indices,
J. Forensic Sci., 1982, 27, 1, 49-60. [all data]
McLinden and Stenhouse, 1979
McLinden, V.J.; Stenhouse, A.M.,
A chromatography system for drug identification,
Forensic Sci. Int., 1979, 13, 71-79, https://doi.org/10.1016/0379-0738(79)90265-2
. [all data]
Oyama, Sano, et al., 1987
Oyama, N.; Sano, T.; Syoyama, M.; Maeda, K.,
Studies on systematic analysis of poisonous compounds in forensic chemistry. II. Application of capillary column gas chromatography to substance identification by means of retention indices,
Eisei Kagaku, 1987, 33, 5, 342-348, https://doi.org/10.1248/jhs1956.33.342
. [all data]
Perrigo, Peel, et al., 1985
Perrigo, B.J.; Peel, H.W.; Ballantyne, D.J.,
Use of Dual-Column Fused-Silica Capillary Gas Chromatography in Combination with Detector Response Factors for Analytical Toxicology.,
J. Chromatogr., 1985, 341, 81-88, https://doi.org/10.1016/S0378-4347(00)84011-6
. [all data]
Perrigo, Ballantyne, et al., 1984
Perrigo, B.J.; Ballantyne, D.J.; Peel, H.W.,
Condierations in developing a data base for drugs on a DBI capillary column,
J. Can. Soc. Forensic Sci., 1984, 17, 2, 41-49, https://doi.org/10.1080/00085030.1984.10757360
. [all data]
Anderson and Stafford, 1983
Anderson, W.H.; Stafford, D.T.,
Applications of capillary gas chromatography in routine toxicological analyses,
J. Hi. Res. Chromatogr. Chromatogr. Comm., 1983, 6, 5, 247-254, https://doi.org/10.1002/jhrc.1240060506
. [all data]
Perrigo and Peel, 1981
Perrigo, B.J.; Peel, H.W.,
The use of retention indices and temperature-programmed gas chromatography in analytical toxicology,
J. Chromatogr. Sci., 1981, 19, 5, 219-226, https://doi.org/10.1093/chromsci/19.5.219
. [all data]
University Centre for Pharmacy, 2003
University Centre for Pharmacy, University of Groninger,
Systematic toxicological analysis, 2003, retrieved from http://www.farm.rug.nl/InterACT/wijopnet.html. [all data]
von Buchi, Lorini, et al., 1972
von Buchi, J.; Lorini, V.; Perlia, X.,
Gaschromatographische Untersuchung einiger homologer Reihen von Lokalanaesthetica,
Pharm. Acta Helv., 1972, 47, 65, 377-393. [all data]
MHA, 9999
MHA, Directorate of ForensicScience.,
Forensic Toxicology, 9999. [all data]
Waggott and Davies, 1984
Waggott, A.; Davies, I.W.,
Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]
Bogusz, Wijsbeek, et al., 1983
Bogusz, M.; Wijsbeek, J.; Franke, J.P.; de Zeeuw, R.A.,
Applicability of capillary gas chromatography to systematic toxicological analysis: occurence of concentration-dependent retention behavior,
J. Analyt. Toxicol., 1983, 7, 4, 188-192, https://doi.org/10.1093/jat/7.4.188
. [all data]
Ardrey and Moffat, 1981
Ardrey, R.E.; Moffat, A.C.,
Gas-liquid chromatographic retention indices of 1318 substances of toxicological interest on SE-30 or OV-1 stationary phase,
J. Chromatogr., 1981, 220, 3, 195-252, https://doi.org/10.1016/S0021-9673(00)81925-1
. [all data]
Notes
Go To: Top, IR Spectrum, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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