202591-85-3
202591-85-3 structure
- Name: 2-Butyn-1-yl carbonochloridate
- Chemical Name: but-2-ynyl carbonochloridate
- CAS Number: 202591-85-3
- Molecular Formula: C5H5ClO2
- Molecular Weight: 132.545
- Create Date: 2018-04-02 08:00:00
- Modify Date: 2025-08-27 10:36:41
| Name | but-2-ynyl carbonochloridate |
|---|---|
| Synonyms |
2-Butyn-1-yl carbonochloridate
2-Butyn-1-yl chloroformate but-2-ynyl chloroformate but-2-yn-1-yl carbonochloridate 2-butynyl chloroformate but-2-ynyl-1-oxycarbonyl chloride Carbonochloridic acid, 2-butyn-1-yl ester MFCD00274353 |
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 148.5±23.0 °C at 760 mmHg |
| Molecular Formula | C5H5ClO2 |
| Molecular Weight | 132.545 |
| Flash Point | 54.4±16.0 °C |
| Exact Mass | 131.997803 |
| PSA | 26.30000 |
| LogP | 1.75 |
| Vapour Pressure | 4.2±0.3 mmHg at 25°C |
| Index of Refraction | 1.459 |
| Hazard Codes | C: Corrosive; |
|---|---|
| Risk Phrases | 34 |
| Safety Phrases | 26-27-36/37/39-45 |
| RIDADR | UN 3390 6.1/PG 1 |
| HS Code | 2915900090 |
| Precursor 3 | |
|---|---|
| DownStream 1 | |
| HS Code | 2915900090 |
|---|---|
| Summary | 2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0% |