2-(3,4,5-Trimethoxyphenyl)-5-hydroxy-7-methoxy-4H-1-benzopyran-4-one

2-(3,4,5-Trimethoxyphenyl)-5-hydroxy-7-methoxy-4H-1-benzopyran-4-one Property

Melting point:

195-196 °C(Solv: ethanol (64-17-5))

Boiling point:

561.1±50.0 °C(Predicted)

Density 

1.309±0.06 g/cm3(Predicted)

pka

6.31±0.40(Predicted)

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P332+P313IF SKIN irritation occurs: Get medical advice/attention.

P337+P313IF eye irritation persists: Get medical advice/attention.

2-(3,4,5-Trimethoxyphenyl)-5-hydroxy-7-methoxy-4H-1-benzopyran-4-one Chemical Properties,Usage,Production

Uses

Corymbosin is a glucoside. Corymbosin can be isolated from the aerial parts of Ballota glandulosissima. Corymbosin also has antifungal flavonoid activity[1][2].

References

[1] ?ito?lu, et al. Antifungal Flavonoids from Ballota glandulosissima. Pharmaceutical Biology, (2003). 41(7), 483–486.
[2] F García Jiménez, et al. Corymbosin, a glucoside from Turbina corymbosa. Tetrahedron. 1967 Jun;23(6):2557-61. DOI:10.1016/0040-4020(67)85119-6