3,3-Dimethylacryloyl chloride
ALDRICH/183660 - 97%, contains 400 ppm phenothiazine as inhibitor
Synonym: 3-Methyl-2-butenoyl chloride; 3-Methylcrotonoyl chloride; Senecioyl chloride
CAS Number: 3350-78-5
Empirical Formula (Hill Notation): C5H7ClO
Molecular Weight: 118.56
EC Number: 222-109-4
MDL Number: MFCD00000730
Linear Formula: (CH3)2C=CHCOCl
Product Type: Chemical
| assay | 97% |
| bp | 145-147 °C (lit.) |
| contains | 400 ppm phenothiazine as inhibitor |
| density | 1.065 g/mL at 25 °C (lit.) |
| form | liquid |
| functional group | acyl chloride |
| InChI | 1S/C5H7ClO/c1-4(2)3-5(6)7 |
| InChI key | BDUBTLFQHNYXPC-UHFFFAOYSA |
| Quality Level | 100  |
| refractive index | n |
| SMILES string | CC(C)=CC(Cl)=O |
| Application: | 3,3-Dimethylacryloyl chloride was used in the synthesis of: • substituted 4,4-dimethyl-3,4-dihydro- • N-(3,3-Dimethylacryloyl)-(S)-leucine methyl ester |
| General description: | 3,3-Dimethylacryloyl chloride reacts with silylketene acetals in acetonitrile to give δ-ethylenic β-keto esters. |
| Packaging: | 5, 25 g in glass bottle |
| Symbol |    GHS02,GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H226 - H314 - H335 |
| Precautionary statements | P210 - P233 - P240 - P280 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Codes | C |
| Risk Statements | 14-34-36/37 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 2920 3(8) / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 123.8 °F - closed cup |
| Flash Point(C) | 51 °C - closed cup |
| Supplemental Hazard Statements | EUH014 |
| Purity | 97% |
| bp | 145-147 °C (lit.) |
| Density | 1.065 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |