Toluene diisocyanate manufacturer Knowledge 2,3-Dimethylbenzoic acid

2,3-Dimethylbenzoic acid

2,3-dimethylbenzoic acid structural formula

Structural formula

Business number 0682
Molecular formula C9H10O2
Molecular weight 150.17
label

2,3-dimethylbenzoic acid,

vic.-o-Xylylic acid,

(CH3)2C6H3CO2H

Numbering system

CAS number:603-79-2

MDL number:MFCD00002479

EINECS number:210-058-0

RTECS number:DG8734000

BRN number:971590

PubChem number:24848235

Physical property data

Physical property data: 1. Appearance: white powder or crystal

2. Melting point (°C): 144.8

3. Crystalline phase standard combustion heat (enthalpy) (kJ·mol-1): -4520.31

4. Crystal phase standard claims heat (enthalpy) (kJ·mol-1): -450.41

Toxicological data

None

Ecological data

3. Ecological data:

1. Other harmful effects: This substance may be harmful to the environment, and special attention should be paid to water bodies.

Molecular structure data

5. Molecular property data:

1. Molar refractive index: 42.83

2. Molar volume (cm3/mol): 134.5

3. Isotonic specific volume (90.2K): 344.6

4. Surface tension (dyne/cm): 43.1

5. Polarizability (10-24cm3): 16.98

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 1

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 1

5. Number of tautomers: none

6. Topological molecule polar surface area 37.3

7. Number of heavy atoms: 11

8. Surface charge: 0

9. Complexity: 154

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

Properties and stability:

The product may not decompose under normal temperature and pressure.

Storage method

Storage:

Seal the container and store it in a sealed main container in a cool, dry place.

Synthesis method

None

Purpose

1. Uses

Intermediates for organic synthesis.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/29739

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