4,5,7-Trihydroxycoumarin

Modify Date: 2024-01-03 10:34:42

4,5,7-Trihydroxycoumarin Structure
4,5,7-Trihydroxycoumarin structure
Common Name 4,5,7-Trihydroxycoumarin
CAS Number 17575-26-7 Molecular Weight 194.14100
Density 1.782g/cm3 Boiling Point 443.9ºC at 760mmHg
Molecular Formula C9H6O5 Melting Point N/A
MSDS N/A Flash Point 188.4ºC

 Names

Name 4,5,7-trihydroxychromen-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.782g/cm3
Boiling Point 443.9ºC at 760mmHg
Molecular Formula C9H6O5
Molecular Weight 194.14100
Flash Point 188.4ºC
Exact Mass 194.02200
PSA 90.90000
LogP 0.90980
Vapour Pressure 0mmHg at 25°C
Index of Refraction 1.767

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GN8320000
CHEMICAL NAME :
Coumarin, 4,5,7-trihydroxy-
CAS REGISTRY NUMBER :
17575-26-7
BEILSTEIN REFERENCE NO. :
0384233
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C9-H6-O5

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>3200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
MPHEAE Medicina et Pharmacologia Experimentalis. (Basel, Switzerland) V.12-17, 1965-67. For publisher information, see PHMGBN. Volume(issue)/page/year: 17,497,1967

 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%

 Synonyms

Coumarin,4,5,7-trihydroxy
4,5,7-Trihydroxy-2H-chromen-2-one
4,5,7-trihydroxy-chromen-2-one
2H-1-Benzopyran-2-one,4,5,7-trihydroxy
4,5,7-Trihydroxy-cumarin
4,5,7-trihydroxy-coumarin