Daphnoretin

Suppliers

Names

[ CAS No. ]:
2034-69-7

[ Name ]:
Daphnoretin

[Synonym ]:
7-hydroxyl-6-methoxy-3,7'-dicoumarylether
7-hydroxy-6-methoxy-3,7'-dicoumaryl ether
Thymelol
7-hydroxy-6-methoxy-3-(2-oxochromen-7-yl)oxychromen-2-one
COUMARIN,7-HYDROXY-6-METHOXY-3,7'-OXYDI
6-methoxy-7-hydroxy-3,7'-dicoumaric ether
2H-1-Benzopyran-2-one, 7-hydroxy-6-methoxy-3-[(2-oxo-2H-1-benzopyran-7-yl)oxy]-
Daphnoretin
7-Hydroxy-6-methoxy-3-[(2-oxo-2H-chromen-7-yl)oxy]-2H-chromen-2-one

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
639.6±55.0 °C at 760 mmHg

[ Melting Point ]:
245-246℃

[ Molecular Formula ]:
C₁₉H₁₂O₇

[ Molecular Weight ]:
352.294

[ Flash Point ]:
237.8±25.0 °C

[ Exact Mass ]:
352.058289

[ PSA ]:
99.11000

[ LogP ]:
3.33

[ Vapour Pressure ]:
0.0±2.0 mmHg at 25°C

[ Index of Refraction ]:
1.675

[ Storage condition ]:
2-8C

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GN6940000

CHEMICAL NAME :: Coumarin, 7-hydroxy-6-methoxy-3,7'-oxydi-

CAS REGISTRY NUMBER :: 2034-69-7

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C19-H12-O7

MOLECULAR WEIGHT :: 352.31

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: DNA inhibition

TEST SYSTEM :: Rodent - mouse Ascites tumor

DOSE/DURATION :: 194 umol/L

REFERENCE :: JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 71,741,1982

Safety Information

[ HS Code ]:
2932209090

Customs

[ HS Code ]: 2932209090

[ Summary ]:
2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%