Bis(2-hydroxy-4-methoxyphenyl)methanone (131-54-4),Bis(2-hydroxy-4-methoxyphenyl)methanone (131-54-4) Manufacturers & Suppliers,Synthesis,MSDS

Basic information

Name:
Bis(2-hydroxy-4-methoxyphenyl)methanone
Superlist Name:
2,2'-Dihydroxy-4,4'-dimethoxybenzophenone
CAS No.:
131-54-4
Molecular Structure:
Formula:
C₁₅H₁₄O₅
Molecular Weight:
274.29
Synonyms:
Benzophenone,2,2'-dihydroxy-4,4'-dimethoxy- (6CI,8CI);4,4'-Dimethoxy-2,2'-dihydroxybenzophenone;Benzophenone 6;Cyasorb UV 12;NSC 40149;Seesorb 107;Uvinul 3049;Uvinul D 49;
EINECS:
205-027-3
Density:
1.291 g/cm³
Melting Point:
133-136 ºC
Boiling Point:
439.3 ºC at 760 mmHg
Flash Point:
164.4 ºC
Solubility:
solubility in water is negligible
Appearance:
Yellow crystalline powder
Hazard Symbols:
Xi
Risk Codes:
36/37/38
Safety Description:
26-37/39-22 Details

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Chemistry

Molecular Structure:

Molecular Formula: C₁₅H₁₄O₅
Molecular Weight: 274.2687
IUPAC Name: Bis(2-hydroxy-4-methoxyphenyl)methanone
Synonyms of Bis(2-hydroxy-4-methoxyphenyl)methanone (CAS NO.131-54-4): 2,2'-Dihydroxy-4,4'-dimethoxybenzophenone (8CI) ; 4,4'-Dimethoxy-2,2'-dihydroxybenzophenone ; 4-08-00-03505 (Beilstein Handbook Reference) ; BRN 1887087 ; Benzophenone-6 ; Caswell No. 353C ; Cyasorb UV 12 ; EINECS 205-027-3 ; NSC 40149 ; UNII-7813J9CS1G ; Uvinul D 49 ; Benzophenone, 2,2'-dihydroxy-4,4'-dimethoxy- ; Methanone, bis(2-hydroxy-4-methoxyphenyl)-
CAS NO: 131-54-4
Classification Code: Mutation data
Melting point: 133-136 °C
Index of Refraction: 1.605
Molar Refractivity: 73.16 cm³
Molar Volume: 212.4 cm³
Surface Tension: 51.9 dyne/cm
Density: 1.291 g/cm³
Flash Point: 164.4 °C
Enthalpy of Vaporization: 72.31 kJ/mol
Boiling Point: 439.3 °C at 760 mmHg
Vapour Pressure: 2.49E-08 mmHg at 25°C

Uses

Bis(2-hydroxy-4-methoxyphenyl)methanone (CAS NO.131-54-4) is a kind of light stabilizer benzophenone used to be ultraviolet absorbent.

Production

After the condensation reaction of chloroformyl chloride and m-Dimethyl bengene,the product is hydrolyzed and acidulated to get Bis(2-hydroxy-4-methoxyphenyl)methanone (CAS NO.131-54-4).

Toxicity Data With Reference

mma-sat 10 µg/plate

JACTDZ Journal of the American College of Toxicology. 2 (5)(1983),35.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Safety Information of Bis(2-hydroxy-4-methoxyphenyl)methanone (CAS NO.131-54-4):
Hazard Codes:Xi
Risk Statements:36/37/38
Irritating to eyes, respiratory system and skin
Safety Statements:26-37/39-22
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
37/39:Wear suitable gloves and eye/face protection
22:Do not breathe dust
WGK Germany:3
RTECS:DJ0900000
Mutation data reported. When heated to decomposition it emits acrid smoke and irritating vapors.