Butyryl chloride
ALDRICH/236349 - ≥99%
CAS Number: 141-75-3
Empirical Formula (Hill Notation): C4H7ClO
Molecular Weight: 106.55
EC Number: 205-498-5
MDL Number: MFCD00000752
Linear Formula: CH3CH2CH2COCl
Product Type: Chemical
| assay | ≥99% |
| bp | 102 °C (lit.) |
| density | 1.026 g/mL at 25 °C (lit.) |
| form | liquid |
| InChI | 1S/C4H7ClO/c1-2-3-4(5)6/h |
| InChI key | DVECBJCOGJRVPX-UHFFFAOYSA |
| mp | −89 °C (lit.) |
| Quality Level | 200  |
| refractive index | n |
| SMILES string | CCCC(Cl)=O |
| solubility | diethyl ether: miscible(lit.) |
| vapor density | 3.7 (vs air) |
| Application: | Butyryl chloride can be used as: • A reagent in the acylation of thiophene in the liquid phase catalyzed by zeolites. • A source of CO and -Cl in the chlorocarbonylation of aryl bromides to yield acid chlorides. • An intermediate in the synthesis of aryl [11C]methylsulfones for PET applications. |
| General description: | Photchlorination of butyryl chloride in liquid phase has been investigated. |
| Packaging: | 50 g in glass bottle |
| Symbol |   GHS02,GHS05 |
| Signal word | Danger |
| Hazard statements | H225 - H314 |
| Precautionary statements | P210 - P280 - P305 + P351 + P338 - P310 |
| Hazard Codes | F,C |
| Risk Statements | 11-34 |
| Safety Statements | 16-23-26-36-45 |
| RIDADR | UN 2353 8(3) / PGII |
| WGK Germany | WGK 1 |
| Flash Point(F) | 64.4 °F - closed cup |
| Flash Point(C) | 18 °C - closed cup |
| Purity | ≥99% |
| bp | 102 °C (lit.) |
| mp | −89 °C (lit.) |
| Density | 1.026 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |