2,3-Dihydro-5H-1,4-benzodioxepin-5-one
Names
[ CAS No. ]:
22891-52-7
[ Name ]:
2,3-Dihydro-5H-1,4-benzodioxepin-5-one
[Synonym ]:
5H-1,4-Benzodioxepin-5-one,2,3-dihydro
2,3-Dihydro-5H-1,4-benzodioxepin-5-one
2,3-Dihydro-5H-1,4-Benzodioxipin-5-One
MFCD00236035
2,3-DIBROMOOCTAFLUOROBUTANE
Chemical & Physical Properties
[ Density]:
1.238g/cm3
[ Boiling Point ]:
178-184ºC 15mm
[ Melting Point ]:
29-31ºC
[ Molecular Formula ]:
C9H8O3
[ Molecular Weight ]:
164.15800
[ Exact Mass ]:
164.04700
[ PSA ]:
35.53000
[ LogP ]:
1.23580
[ Vapour Pressure ]:
9.46E-05mmHg at 25°C
[ Index of Refraction ]:
1.558
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- DF4725800
- CHEMICAL NAME :
- 5H-1,4-Benzodioxepin-5-one, 2,3-dihydro-
- CAS REGISTRY NUMBER :
- 22891-52-7
- BEILSTEIN REFERENCE NO. :
- 0004464
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C9-H8-O3
- MOLECULAR WEIGHT :
- 164.17
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 :
- >5 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 10,607,1975
Safety Information
[ Safety Phrases ]:
S24/25
[ HS Code ]:
2932999099
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2932999099
[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%