4-Oxopent-2-enoic acid
Names
[ CAS No. ]:
4743-82-2
[ Name ]:
4-Oxopent-2-enoic acid
[Synonym ]:
4-ketopentenicacid
4-Ketopentenoic acid
3-Acetylacrylic acid
Acetacrylsaeure
4-OXOPENT-2-ENOIC ACID
EINECS 225-256-2
dehydrolevulinic acid
3-acetyl acrylic acid
ACETYL ACRYLIC ACID
MFCD00014016
4-Oxo-2-pentenoic acid
4-oxo-2-pentenoicaci
Chemical & Physical Properties
[ Density]:
1.183g/cm3
[ Boiling Point ]:
269.7ºC at 760 mmHg
[ Melting Point ]:
123-124ºC
[ Molecular Formula ]:
C5H6O3
[ Molecular Weight ]:
114.09900
[ Flash Point ]:
131.2ºC
[ Exact Mass ]:
114.03200
[ PSA ]:
54.37000
[ LogP ]:
0.21620
[ Index of Refraction ]:
1.469
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- SB3360000
- CHEMICAL NAME :
- 2-Pentenoic acid, 4-oxo-
- CAS REGISTRY NUMBER :
- 4743-82-2
- BEILSTEIN REFERENCE NO. :
- 1745249
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C5-H6-O3
- MOLECULAR WEIGHT :
- 114.11
- WISWESSER LINE NOTATION :
- QV1U1V1
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 :
- 115 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ZolH## Personal Communication from H. Zollner, Institut fur Biochemie, Der Universitat, Gras, Oct. 23, 1975 Volume(issue)/page/year: 23OCT1975
Safety Information
[ Hazard Codes ]:
Xi
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S26-S36
[ HS Code ]:
2918300090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2918300090
[ Summary ]:
2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%