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479-21-0

479-21-0 Structure

479-21-0 Structure
IdentificationBack Directory
[Name]

cotoin
[CAS]

479-21-0
[Synonyms]

cotoin
Kolmoside
2,6-Dihydroxy-4-methoxybenzophenone
(2,6-Dihydroxy-4-methoxyphenyl)phenylmethanone
Methanone, (2,6-dihydroxy-4-methoxyphenyl)phenyl-
[Molecular Formula]

C6H2(OH)2(OCH3)COC6H5
[MDL Number]

MFCD01662314
[MOL File]

479-21-0.mol
[Molecular Weight]

244.24
Chemical PropertiesBack Directory
[Melting point ]

131-132°
[Boiling point ]

347.16°C (rough estimate)
[density ]

1.2379 (rough estimate)
[refractive index ]

1.5389 (estimate)
[storage temp. ]

Store at -20°C
[solubility ]

Soluble in DMSO
[pka]

7.00±0.40(Predicted)
[CAS DataBase Reference]

479-21-0
Hazard InformationBack Directory
[Uses]

Cotoin is a natural product isolated from the stem bark of Garcinia virgate[1].
[Preparation]

Obtained by reaction of benzonitrile with phloroglucinol monomethyl ether (Hoesch reaction).
[storage]

Store at -20°C
[References]

[1] Merza J, et al. Prenylated xanthones and tocotrienols from Garcinia virgata. Phytochemistry. 2004 Nov;65(21):2915-20. DOI:10.1016/j.phytochem.2004.06.037
Safety DataBack Directory
[Toxicity]

LD s.c. in frogs: 8 mg/kg (Jodbauer, Kurz)
Spectrum DetailBack Directory
[Spectrum Detail]

cotoin(479-21-0)1HNMR
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