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Details

Stereochemistry ACHIRAL
Molecular Formula C4H4O
Molecular Weight 68.074
Optical Activity NONE
Defined Stereocenters 0 / 0
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of Acetylethyne

SMILES

CC(=O)C#C

InChI

InChIKey=XRGPFNGLRSIPSA-UHFFFAOYSA-N
InChI=1S/C4H4O/c1-3-4(2)5/h1H,2H3

HIDE SMILES / InChI

Molecular Formula C4H4O
Molecular Weight 68.074
Charge 0
Count
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 0
Optical Activity NONE

Approval Year

Substance Class Chemical
Created
by admin
on Tue Apr 01 20:06:20 GMT 2025
Edited
by admin
on Tue Apr 01 20:06:20 GMT 2025
Record UNII
ST682FTU47
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
Acetylethyne
Common Name English
3-BUTYN-2-ONE
Preferred Name English
Methyl ethynyl ketone
Systematic Name English
1-Butyn-3-one
Common Name English
Ethynyl methyl ketone
Systematic Name English
Acetylacetylene
Common Name English
Code System Code Type Description
EPA CompTox
DTXSID3074521
Created by admin on Tue Apr 01 20:06:20 GMT 2025 , Edited by admin on Tue Apr 01 20:06:20 GMT 2025
PRIMARY
CAS
1423-60-5
Created by admin on Tue Apr 01 20:06:20 GMT 2025 , Edited by admin on Tue Apr 01 20:06:20 GMT 2025
PRIMARY
ECHA (EC/EINECS)
215-834-2
Created by admin on Tue Apr 01 20:06:20 GMT 2025 , Edited by admin on Tue Apr 01 20:06:20 GMT 2025
PRIMARY
FDA UNII
ST682FTU47
Created by admin on Tue Apr 01 20:06:20 GMT 2025 , Edited by admin on Tue Apr 01 20:06:20 GMT 2025
PRIMARY
PUBCHEM
15018
Created by admin on Tue Apr 01 20:06:20 GMT 2025 , Edited by admin on Tue Apr 01 20:06:20 GMT 2025
PRIMARY