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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 4678317Generated: October 31, 2026

But-2-ynamide

https://huagongshe.com/en/chemical/4678317

But-2-ynamide molecular structure

Identifiers & Physical Properties

CAS No.6052-32-0
Molecular formulaC4H5NO
Average molar mass83.09 g/mol
Monoisotopic mass83.03711378 g/mol
SMILESCC#CC(N)=O
InChIKeySTSBIYSZXHSXHH-UHFFFAOYSA-N
PubChem CID4678317
EC No.191-815-1

Chemical & Physical Properties

XLogP0.1
Topological polar surface area43.1
Hydrogen bond donors1
Hydrogen bond acceptors1
Rotatable bonds0
Heavy atoms6
Formal charge0
Complexity114