53774-20-2
53774-20-2 structure
- Name: 2-Methyl-3-butenoic acid
- Chemical Name: 2-methylbut-3-enoic acid
- CAS Number: 53774-20-2
- Molecular Formula: C5H8O2
- Molecular Weight: 100.11600
- Create Date: 2018-06-23 10:59:40
- Modify Date: 2025-08-26 19:19:49
| Name | 2-methylbut-3-enoic acid |
|---|---|
| Synonyms |
CH2=CHCH(CH3)COOH
2-methyl-3-butenoic acid 2-methyl-3-butenenoic acid 3-Butenoic acid,2-methyl 2-vinyl propionic acid |
| Density | 0.968 g/mL at 20ºC |
|---|---|
| Boiling Point | 42-43ºC/0.1 mmHg(lit.) |
| Molecular Formula | C5H8O2 |
| Molecular Weight | 100.11600 |
| Flash Point | 76ºC |
| Exact Mass | 100.05200 |
| PSA | 37.30000 |
| LogP | 0.89310 |
| Index of Refraction | n20/D 1.424 |
| Risk Phrases | R34 |
|---|---|
| Safety Phrases | 26-36/37/39-45 |
| RIDADR | UN 1760 |
| Packaging Group | III |
| HS Code | 2916190090 |
| Precursor 8 | |
|---|---|
| DownStream 7 | |
| HS Code | 2916190090 |
|---|---|
| Summary | 2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0% |