o-methylhydroquinone

Structural formula

• Numbering system
• Physical property data
• Toxicological data
• Ecological data
• Molecular structure data
• Computing chemical data
• More
  • Properties and Stability
  • Storage method
  • Synthesis method
  • Purpose

Numbering system

CAS number:95-71-6

MDL number:MFCD00002345

EINECS number:202-443-7

RTECS number:MX6700000

BRN number:2041489

PubChem number:24854448

Physical property data

1. Properties: white crystalline powder.

2. Density (g/mL, 20℃): Undetermined

3. Relative vapor density (g/mL, air=1): Undetermined

4. Melting point (ºC): 126~128

5. Boiling point (ºC, normal pressure): 283, 163ºC (1466pa)

6. Boiling point (ºC, kPa) : Undetermined

7. Refractive index: Undetermined

8. Flash point (ºC): 172

9. Specific rotation (º): Undetermined Determined

10. Autoignition point or ignition temperature (ºC): Undetermined

11. Vapor pressure (mmHg, ºC): Undetermined

12. Saturated vapor pressure (kPa, ºC): Undetermined

13. Heat of combustion (KJ/mol): Undetermined

14. Critical temperature (ºC): Undetermined

15. Critical pressure (KPa): Undetermined

16. Log value of oil-water (octanol/water) partition coefficient: Undetermined

17. Explosion upper limit ( %, V/V): Undetermined

18. Lower explosion limit (%, V/V): Undetermined

19. Solubility: Undetermined

Toxicological data

1. Acute toxicity: rat oral LDLo: 200mg/kg; rat intraperitoneal LDLo: 200mg/kg; mouse oral LD50: >400mg/kg; guinea pig skin contact LD50: >1mg/kg;

Ecological data

This substance is slightly hazardous to water.

Molecular structure data

1. Molar refractive index: 34.84

2. Molar volume (cm³/mol): 102.5

3. Isotonic specific volume (90.2K ): 274.9

4. Surface tension (dyne/cm): 51.6

5. Polarizability (10-24cm3): 13.81

Compute chemical data

1. Hydrophobic parameter calculation reference value (XlogP): None

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: 13

6. Topological molecule polar surface area 40.5

7. Number of heavy atoms: 9

8. Surface charge: 0

9. Complexity: 92.9

10. Number of isotope atoms: 0

11. Determine the atomic configuration Number of centers: 0

12. Uncertain number of atomic stereocenters: 0

13. Determined number of chemical bond stereocenters: 0

14. Uncertain Number of stereocenters of chemical bonds: 0

15. Number of covalent bond units: 1

Properties and stability

1. Avoid contact with strong oxidants.

2. Exist in smoke.

3. Toxic!

Storage method

Store in a cool, ventilated warehouse. Keep away from fire and heat sources. should be kept away from oxidizer, do not store together. Equipped with the appropriate variety and quantity of fire equipment. The storage area should be equipped with emergency release equipment and suitable containment materials.

Synthesis method

None yet

Purpose

Mainly used in pigments, dyes, and pharmaceutical intermediates.

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