3729-21-3
3729-21-3 structure
- Name: 4-Isocyanatobenzoyl chloride
- Chemical Name: 4-Isocyanatobenzoyl chloride
- CAS Number: 3729-21-3
- Molecular Formula: C8H4ClNO2
- Molecular Weight: 181.57600
- Catalog: Organic raw materials Carboxylic compounds and derivatives Carboxylic acid halide
- Create Date: 2018-03-14 08:00:00
- Modify Date: 2025-08-25 07:19:57
| Name | 4-Isocyanatobenzoyl chloride |
|---|---|
| Synonyms |
4-isocyanatobenzoic acid chloride
4-Isocyanatobenzoylchlorid 4-isocyanato-benzoyl chloride p-isocyanatobenzoyl chloride MFCD00075605 |
| Density | 1.28g/cm3 |
|---|---|
| Boiling Point | 54-55ºC0.07 mm Hg(lit.) |
| Melting Point | 36-38ºC(lit.) |
| Molecular Formula | C8H4ClNO2 |
| Molecular Weight | 181.57600 |
| Flash Point | 105.2ºC |
| Exact Mass | 180.99300 |
| PSA | 46.50000 |
| LogP | 2.03290 |
| Appearance | Crystalline Mass | Light yellow |
| Index of Refraction | 1.567 |
| Symbol |
GHS05, GHS07 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H302-H312-H314-H317-H332-H335 |
| Precautionary Statements | P261-P280-P305 + P351 + P338-P310 |
| Personal Protective Equipment | Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges |
| Hazard Codes | C: Corrosive; |
| Risk Phrases | 20/21/22-34-36/37-42/43 |
| Safety Phrases | 26-27-28-36/37/39-45 |
| RIDADR | UN 3261 8/PG 2 |
| WGK Germany | 3 |
| Packaging Group | III |
| HS Code | 2929109000 |
|
~%
3729-21-3 |
| Literature: Iwakura,Y. et al. Journal of Organic Chemistry, 1966 , vol. 31, p. 142 - 146 |
|
~%
3729-21-3 |
| Literature: Farbenfabr. Bayer Patent: DE943407 , 1953 ; |
| Precursor 3 | |
|---|---|
| DownStream 2 | |
| HS Code | 2929109000 |
|---|---|
| Summary | 2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |