Introduction：Basic information about CAS 4743-82-2|4-Oxopent-2-enoic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 4-Oxopent-2-enoic acid |
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| CAS Number | 4743-82-2 | Molecular Weight | 114.09900 |
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| Density | 1.183g/cm3 | Boiling Point | 269.7ºC at 760 mmHg |
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| Molecular Formula | C5H6O3 | Melting Point | 123-124ºC |
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| MSDS | / | Flash Point | 131.2ºC |
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Names
| Name | 3-acetylacrylic acid |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.183g/cm3 |
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| Boiling Point | 269.7ºC at 760 mmHg |
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| Melting Point | 123-124ºC |
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| Molecular Formula | C5H6O3 |
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| Molecular Weight | 114.09900 |
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| Flash Point | 131.2ºC |
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| Exact Mass | 114.03200 |
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| PSA | 54.37000 |
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| LogP | 0.21620 |
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| Index of Refraction | 1.469 |
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| InChIKey | XGTKSWVCNVUVHG-NSCUHMNNSA-N |
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| SMILES | CC(=O)C=CC(=O)O |
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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 DATAACUTE 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
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Safety Information
| Hazard Codes | Xi |
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| Risk Phrases | R36/37/38 |
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| Safety Phrases | S26-S36 |
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| HS Code | 2918300090 |
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Customs
| HS Code | 2918300090 |
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| 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% |
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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 |
