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Chemical Product CAS:131-54-4Bis(2-hydroxy-4-methoxyphenyl)methanone


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Bis(2-hydroxy-4-methoxyphenyl)methanone ( CASNO:131-54-4 )

Identification and Related Records
CAS Registry number:
Iupac name:
Benzophenone,2,2'-dihydroxy-4,4'-dimethoxy- (6CI,8CI)
Benzophenone 6
Cyasorb UV 12
NSC 40149
Seesorb 107
Uvinul 3049
Uvinul D 49
Molecular Formula:
Molecular Weight:
Canonical SMILES:
Chemical and Physical Properties
Yellow granular powder.
Melting Point:
Boiling Point:
2.49E-08mmHg at 25°C
Refractive Index:
Flash Point:
Stable under normal temperatures and pressures.
Storage temp:
Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances.
Computed Properties:
Molecular Weight:274.26866 [g/mol]
Molecular Formula:C15H14O5
H-Bond Donor:2
H-Bond Acceptor:5
Rotatable Bond Count:4
Tautomer Count:14
Exact Mass:274.084124
MonoIsotopic Mass:274.084124
Topological Polar Surface Area:76
Heavy Atom Count:20
Formal Charge:0
Isotope Atom Count:0
Defined Atom Stereocenter Count:0
Undefined Atom Stereocenter Count:0
Defined Bond Stereocenter Count:0
Undefined Bond Stereocenter Count:0
Covalently-Bonded Unit Count:1
Feature 3D Acceptor Count:3
Feature 3D Donor Count:2
Feature 3D Ring Count:2
Effective Rotor Count:4
Conformer Sampling RMSD:0.6
CID Conformer Count:32
Safety and Handling
Hazard Codes:
Risk Statements:
Safety Statements:
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
Mutation data reported. When heated to decomposition it emits acrid smoke and irritating vapors.
Reported in EPA TSCA Inventory.
Use and Manufacturing
Used as a ultraviolet light absorber, esp in paints, plastics.
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