Chem
J-GLOBAL ID:200907075178563084   Nikkaji number:J80.018J

2-Cyclopenten-1-one

2-シクロペンテン-1-オン
Substance type:
Substance type
Substance type classified into 3 categories.
Decided structure: Substances with a clear structure
Undicided Structure: Substances with unknown or undetermined structure
Mixtures: Mixtures, racemic compounds, or compounds with relative structural arrangements
Decided structure
Molecular formula: C5H6O
Molecular formula furigana: C5-H6-O
Molecular weight: 82.102
InChI: InChI=1S/C5H6O/c6-5-3-1-2-4-5/h1,3H,2,4H2
InChI key: BZKFMUIJRXWWQK-UHFFFAOYSA-N
SMILES: O=C1CCC=C1
Systematic name  (6):
  • 1-シクロペンテン-3-オン
  • シクロペンタ-2-エン-1-オン
  • シクロペンテン-3-オン
  • 2-シクロペンテン-1-オン
  • 1-シクロペンテン-5-オン
Show all
Other name (7):
  • 2-Cyclopenten-1-one
  • 1-Cyclopenten-3-one
  • Cyclopenten-3-one
  • Cyclopent-2-en-3-one
  • 1-Cyclopentene-5-one
Show all
CAS registry number: 930-30-3
Regulation number (3):
  • EINECS2132130
  • (3)-4493
  • 3-(3)-207
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