Chem
J-GLOBAL ID：200907005017827687   Nikkaji number：J287.164E

4-Chloro-2H-1-benzopyran-2-one

4-クロロクマリン
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： C9H5ClO2
Molecular formula furigana： C9-H5-CL-O2
Molecular weight： 180.590
InChI： InChI=1S/C9H5ClO2/c10-7-5-9(11)12-8-4-2-1-3-6(7)8/h1-5H
InChI key： RKEYJFRSDLEQIE-UHFFFAOYSA-N
SMILES： Clc1cc(=O)oc2ccccc12
Systematic name  (4)：
  • 4-クロロクマリン
  • 4-クロロ-2H-1-ベンゾピラン-2-オン
  • 4-クロロ-2H-クロメン-2-オン
  • 4-chloro-2H-chromen-2-one
Other name (1)：
  • 4-Chloro-2H-1-benzopyran-2-one
CAS registry number： 17831-88-8
Regulation number (1)：
  • EINECS2417909
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