4,5,7-Trihydroxycoumarin
Suppliers
Names
[ CAS No. ]:
17575-26-7
[ Name ]:
4,5,7-Trihydroxycoumarin
[Synonym ]:
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
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
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2932209090
[ Summary ]:
2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%