4-Oxopent-2-enoic acid

Modify Date: 2024-01-06 18:13:08

4-Oxopent-2-enoic acid Structure
4-Oxopent-2-enoic acid structure
Common Name 4-Oxopent-2-enoic acid
CAS Number 4743-82-2 Molecular Weight 114.09900
Density 1.183g/cm3 Boiling Point 269.7ºC at 760 mmHg
Molecular Formula C5H6O3 Melting Point 123-124ºC
MSDS N/A Flash Point 131.2ºC

 Names

Name 3-acetylacrylic acid
Synonym More Synonyms

 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

 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%

 Synonyms

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