3-acetyl-7-methyl-2H-chromen-2-one
Names
[ CAS No. ]:
20280-93-7
[ Name ]:
3-acetyl-7-methyl-2H-chromen-2-one
[Synonym ]:
COUMARIN,3-ACETYL-7-METHYL
3-acetyl-7-methyl-2H-chromen-2-one
3-Acetyl-7-methylcoumarin
3-Acetyl-7-methyl-cumarin
Chemical & Physical Properties
[ Density]:
1.243g/cm3
[ Boiling Point ]:
403.2ºC at 760mmHg
[ Molecular Formula ]:
C12H10O3
[ Molecular Weight ]:
202.20600
[ Flash Point ]:
183.4ºC
[ Exact Mass ]:
202.06300
[ PSA ]:
47.28000
[ LogP ]:
2.30400
[ Vapour Pressure ]:
1.04E-06mmHg at 25°C
[ Index of Refraction ]:
1.575
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- GN4915000
- CHEMICAL NAME :
- Coumarin, 3-acetyl-7-methyl-
- CAS REGISTRY NUMBER :
- 20280-93-7
- BEILSTEIN REFERENCE NO. :
- 0160620
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C12-H10-O3
- MOLECULAR WEIGHT :
- 202.22
- WISWESSER LINE NOTATION :
- T66 BOVJ E1 JV1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 625 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- PHTXA6 Pharmacology and Toxicology. English translation of FATOAO. (New York, NY) V.20-22, 1957-59. Discontinued. Volume(issue)/page/year: 21,555,1958
Safety Information
[ HS Code ]:
2932209090
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%