4-methylbenzophenone

4-methylbenzophenone structural formula

Structural formula

Business number 03PQ
Molecular formula C14H12O
Molecular weight 196.25
label

(4-Methylphenyl)phenylmethanone,

4-methylbenzophenone,

p-Methylbenzophenone,

Photoinitiator MBP,

4-Methyldibenzoone,

(4-methylphenyl)(phenyl)methanone,

p-Methylbenzophenone,

UV absorber

Numbering system

CAS number:134-84-9

MDL number:MFCD00008553

EINECS number:205-159-1

RTECS number:DJ1750000

BRN number:1909310

PubChem number:24896789

Physical property data

Melting point (ºC): 59

Boiling point (ºC): 326

Crystalline phase standard combustion heat (enthalpy) (kJ·mol-1): -7146.3

Crystal phase standard claims heat (enthalpy) (kJ·mol-1): -77.8

Toxicological data

Acute toxicity data:

Mouse abdominal LD50: 250mg/kg

Ecological data

None

Molecular structure data

Molecular property data:

1. Molar refractive index: 60.87

2. Molar volume (cm3/mol): 183.8

3. Isotonic specific volume (90.2K): 464.5

4. Surface tension (3.0 dyne/cm): 40.7

5. Polarizability (0.5 10-24cm3): 24.13

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: 1

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: 4

6. Topological molecule polar surface area 17.1

7. Number of heavy atoms: 15

8. Surface charge: 0

9. Complexity: 207

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

None

Storage method

None

Synthesis method

None

Purpose

Used as ultraviolet absorber and pharmaceutical intermediate.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/27509

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