Benzoic acid, 3,4,5-trimethoxy-
- Formula: C10H12O5
- Molecular weight: 212.1993
- IUPAC Standard InChI: InChI=1S/C10H12O5/c1-13-7-4-6(10(11)12)5-8(14-2)9(7)15-3/h4-5H,1-3H3,(H,11,12)
- IUPAC Standard InChIKey: SJSOFNCYXJUNBT-UHFFFAOYSA-N
- CAS Registry Number: 118-41-2
- 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: Eudesmic acid; Gallic acid trimethyl ether; Tri-O-methylgallic acid; Veratric acid, 5-methoxy-; 3,4,5-Trimethoxybenzoic acid; Trimethylgallic acid; NSC 2525
- 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, 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
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 31.4 ± 0.2 | kcal/mol | ME | Roux, Jiménez, et al., 2001 | AC |
Reduced pressure boiling point
| Tboil (K) | Pressure (atm) | Reference | Comment |
|---|---|---|---|
| 499.2 | 0.013 | Weast and Grasselli, 1989 | BS |
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 30.6 ± 0.2 | 363. | ME | Roux, Jiménez, et al., 2001 | Based on data from 354. to 372. K.; AC |
Enthalpy of fusion
| ΔfusH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 7.15 | 444.5 | DSC | Huang, 2003 | See also Huang, Tang, et al., 2005.; AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Roux, Jiménez, et al., 2001
Roux, Maria Victoria; Jiménez, Pilar; Mayorga, Paola-Andrea; Dávalos, Juan Z.; Böhm, Stanislav; Exner, Otto,
Energy of Crowded Molecules: 3,4,5-Trimethoxybenzoic Acid,
J. Phys. Chem. A, 2001, 105, 33, 7926-7932, https://doi.org/10.1021/jp011188r
. [all data]
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]
Huang, 2003
Huang, C.-Y.,
, M.S. Thesis, Chinese Culture University, 2003. [all data]
Huang, Tang, et al., 2005
Huang, Chih-Yung; Tang, Muoi; Chen, Yan-Ping,
Solid-Liquid Equilibria for 3-Aminophenol + 2-Aminophenol, 4-(Acetylamino)toluene + 2-(Acetylamino)toluene, and 3,4,5-Trimethoxybenzoic Acid + 2,4,5-Trimethoxybenzoic Acid,
J. Chem. Eng. Data, 2005, 50, 1, 40-43, https://doi.org/10.1021/je049878m
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point ΔfusH Enthalpy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions - 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.