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493-08-3

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493-08-3 Structure

493-08-3 Structure
IdentificationBack Directory
[Name]

3,4-Dihydro-(1H)-benzopyrane
[CAS]

493-08-3
[Synonyms]

Chromane
Benzoxan
Dihydrobenzo[b]pyran
3,4-dihydro-2H-chromene
3,4-Dihydro-1H-benzopyran
3,4-Dihydro-2H-1-benzopyran
3,4-Dihydro-(1H)-benzopyrane
2H-1-Benzopyran, 3,4-dihydro-
[Molecular Formula]

C9H10O
[MDL Number]

MFCD00138123
[MOL File]

493-08-3.mol
[Molecular Weight]

134.18
Chemical PropertiesBack Directory
[Melting point ]

4.8°C
[Boiling point ]

215°C (estimate)
[density ]

1.0720
[refractive index ]

1.5444
[storage temp. ]

2-8°C
Safety DataBack Directory
[Symbol(GHS) ]


GHS02
[Signal word ]

Warning
[Hazard statements ]

H226-H335-H302+H312+H332-H319
[Precautionary statements ]

P210-P241-P362+P364
Hazard InformationBack Directory
[Definition]

ChEBI: A benzopyran consisting of a pyran ring having a benzene ring ortho-fused across positions 2 and 3.
[Synthesis Reference(s)]

The Journal of Organic Chemistry, 46, p. 1384, 1981 DOI: 10.1021/jo00320a032
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