Determine the necessary mass, volume, or concentration for preparing a solution.
≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Canonical Smiles | CC#CC(=O)Cl |
|---|---|
| IUPAC Name | but-2-ynoyl chloride |
| InChIKey | UFBHSXXPAZMVSI-UHFFFAOYSA-N |
| INCHI | 1S/C4H3ClO/c1-2-3-4(5)6/h1H3 |
| Isomeric SMILES | CC#CC(=O)Cl |
| Alternate CAS | 39753-54-3 |
| PubChem CID | 12714994 |
| Molecular Weight | 102.52 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organohalogen compounds |
| Class | Acyl halides |
| Subclass | Acyl chlorides |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Acyl chlorides |
| Alternative Parents | Organochlorides Organic oxides Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Acyl chloride - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organochloride - Carbonyl group - Aliphatic acyclic compound |
| Description | This compound belongs to the class of organic compounds known as acyl chlorides. These are organic compounds containing the functional group -CO-Cl. |
| External Descriptors | Not available |
| Molecular Weight | 102.520 g/mol |
|---|---|
| XLogP3 | 1.800 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 101.987 Da |
| Monoisotopic Mass | 101.987 Da |
| Topological Polar Surface Area | 17.100 Ų |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Complexity | 114.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |