Structural formula
Business number | 05PZ |
---|---|
Molecular formula | C7H6O2 |
Molecular weight | 122.12 |
label |
2-Methyl-2,5-cyclohexadiene-1,4-dione, p-Toluoquinone, Methyl-1,4-benzoquinone, Methyl-p-benzoquinone, 2-Methyl-2,5-cyclohexadiene-1,4-dione, p-Toluquinone, Pigments, dyes, pharmaceutical intermediates |
Numbering system
CAS number:553-97-9
MDL number:553-97-9
EINECS number:209-056-2
RTECS number:DK6300000
BRN number:471387
PubChem number:24889239
Physical property data
1. Physical property data
1. Melting point (℃): 66.5-68
2. Properties: light yellow or golden yellow crystals.
3. Relative density (d754) :1.08
Toxicological data
None yet
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: 31.84
2. Molar volume (cm3/mol): 104.0
3. Isotonic specific volume (90.2K): 262.5
4. Surface tension (dyne/cm): 40.5
5. Polarizability (10-24cm3): 12.62
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): None
2. Number of hydrogen bond donors: 0
3. Number of hydrogen bond acceptors: 2
4. Number of rotatable chemical bonds: 0
5. Number of tautomers: 3
6. Topological molecule polar surface area 34.1
7. Number of heavy atoms: 9
8. Surface charge: 0
9. Complexity: 221
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:
1. The product may not decompose under normal temperature and pressure.
2. Exist in smoke.
Storage method
Storage:
Seal the container, store it in a sealed main container, and place it in a cool, dry place.
Synthesis method
None yet
Purpose
Usage: Mainly used in pigments, dyes, and pharmaceutical intermediates.