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3-Chloro-2H-1-Benzopyran-2-One [92-45-5]

 
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Identification
Copyright
CAS # 92-45-5, 3-Chloro-2H-1-Benzopyran-2-One
Name
3-Chloro-2H-1-Benzopyran-2-One
Synonyms
3-Chloro-2-Chromenone; 3-Chlorocoumarin; 3-Chloro-2H-1-Benzopyran-2-One
Molecular Formula
C9H5ClO2
Molecular Weight 180.59
CAS Registry Number
92-45-5
SMILES
C1=CC=CC2=C1C=C(Cl)C(O2)=O
InChI
1S/C9H5ClO2/c10-7-5-6-3-1-2-4-8(6)12-9(7)11/h1-5H
InChIKey CKCOPMSBJBNBCQ-UHFFFAOYSA-N
down Properties
Desity 1.4±0.1g/cm3 (Cal.)  ref.
Melting point 121-125°C (Expl.)  ref.
Boiling point 325.4±30.0°C at 760 mmHg (Cal.)  ref.
Flash point 175.0±20.0°C (Cal.)  ref.
down Safety Data
Safety Code S26;S37  ref.  Details
Risk Code R36/37/38  ref.  Details
Hazard Symbol symbol  X  ref.  Details
Safety Description HARMFUL / IRRITANT   ref.
WARNING: Irritates lungs, eyes, skin   ref.
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