Toluene diisocyanate manufacturer Knowledge 4-Methylsalicylic Acid 4-Methylsalicylic Acid

4-Methylsalicylic Acid 4-Methylsalicylic Acid

4-methylsalicylic acid structural formula

Structural formula

Business number 0149
Molecular formula C8H8O3
Molecular weight 152.15
label

2-Hydroxy-4-methylbenzoic acid,

4-Mesalic acid,

2-Hydroxy-4-methylbenzoic acid,

m-Cresotic acid,

CH3C6H3(OH)CO2H

Numbering system

CAS number:50-85-1

MDL number:MFCD00002454

EINECS number:200-068-3

RTECS number:GP3920100

BRN number:2208140

PubChem number:24854681

Physical property data

1. Properties: White leaf-like crystals. Can evaporate with water vapor at the same time.

2. Density (g/mL, 15℃): Undetermined

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

4. Melting point (ºC): 152

5. Boiling point (ºC, normal pressure): Undetermined

6. Refractive index: Undetermined

7. Flash point (ºC): Not determined

8. Autoignition point or ignition temperature (ºC): Not determined

9. Specific rotation (º): Not determined

10. Vapor pressure (kPa, 25ºC): Undetermined

11. Saturated vapor pressure (kPa, 60ºC): Undetermined

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

13. Critical temperature (ºC): Undetermined

14. Critical pressure (KPa): Undetermined

15. The logarithmic value of the oil-water (octanol/water) distribution coefficient: Undetermined

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

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

18. Solubility: Easily soluble in hot water, soluble in ethanol, ether, chloroform and alkali hydroxide solution, slightly soluble in cold water.

Toxicological data

1. Acute toxicity: Mouse oral LD50: 1800mg/kg

Ecological data

None

Molecular structure data

1. Molar refractive index: 39.88

2. Molar volume (cm3/mol): 116.6

3. Isotonic specific volume (90.2K ): 322.0

4. Surface tension (dyne/cm): 58.0

5. Polarizability (10-24cm3): 15.81

Compute chemical data

1. Hydrophobic parameter calculation reference value (XlogP): 3

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 1

5. Number of tautomers: 12

6. Topological molecular polarity tableArea (TPSA): 57.5

7, Number of heavy atoms: 11

8, Surface charge: 0

9, Complexity: 155

10. Number of isotope atoms: 0

11. Number of determined atomic stereocenters: 0

12. Number of uncertain atomic stereocenters: 0

13. The number of determined stereocenters of chemical bonds: 0

14. The number of uncertain stereocenters of chemical bonds: 0

15. The number of covalent bond units: 1

Properties and stability

None

Storage method

This product should be sealed and stored away from light.

Synthesis method

None

Purpose

Research on inhibiting plant growth. Dye intermediates.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/21055

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