4-chloro-2H-furan-5-one

Names

[ CAS No. ]:
31004-27-0

[ Name ]:
4-chloro-2H-furan-5-one

[Synonym ]:
3-chloro-5H-furan-2-one
2-Chlor-4-hydroxy-cis-crotonsaeure-lacton
2-furonyl chloride
EINECS 250-428-9
3-chloro-2,5-dihydrofuran-2-one
2-chloro-4-hydroxy-cis-crotonic acid-lactone

Chemical & Physical Properties

[ Density]:
1.4g/cm3

[ Boiling Point ]:
273.2ºC at 760mmHg

[ Molecular Formula ]:
C4H3ClO2

[ Molecular Weight ]:
118.51800

[ Flash Point ]:
151.8ºC

[ Exact Mass ]:
117.98200

[ PSA ]:
26.30000

[ LogP ]:
0.66590

[ Index of Refraction ]:
1.503

Safety Information

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3-bromo-2,5-dimethoxy-2,5-dihydro-furan
  • 2,5-Furandione,3-chloro-
  • 3,4-dichloro-2,5-dimethoxy-tetrahydro-furan-2-carboxylic acid methyl ester
  • Sulfuric acid
  • acetic acid
  • 3,4-dichloro-5H-furan-2-one

DownStream

  • (E)-Ethyl 4-oxobut-2-enoate
  • fumaraldehydic acid methyl ester

Customs

[ HS Code ]: 2932209090

[ Summary ]:
2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 3-(bromomethyl)-4-chloro-2H-furan-5-one
  • 3-tert-butylsulfanyl-4-chloro-2H-furan-5-one
  • 4-chloro-2-ethoxy-2H-furan-5-one
  • 4-chloro-3-(dibromomethyl)-2H-furan-5-one
  • 4-chloro-2-methoxy-2H-furan-5-one
  • 4-chloro-3-phenylsulfanyl-2H-furan-5-one
  • tert-butyl N-[4-(chloromethyl)-1,3-thiazol-2-yl]-N-ethylcarbamate
  • 3-(3,5-Dichloropyridin-4-yl)-2-acetamidopropanoic acid
  • tert-butyl N-(5-bromo-1-methyl-1H-1,2,4-triazol-3-yl)carbamate
  • 4-[Hydroxy(methyl)phosphoryl]-2-(2,2,2-trifluoroacetamido)butanoic acid
  • (2S,4R)-4-(difluoromethoxy)-1-(2,2,2-trifluoroacetyl)pyrrolidine-2-carboxylic acid
  • tert-butyl N-[(2,5-dichloropyridin-4-yl)methyl]carbamate
  • 6-(2,2,2-Trifluoroacetamido)-1,3-dioxaindane-4-carboxylic acid
  • 6-(2,2,2-Trifluoroacetamido)-1,3-dioxaindane-5-carboxylic acid
  • 4-fluoro-1-(2,2,2-trifluoroacetyl)-2,3-dihydro-1H-indole-2-carboxylic acid
  • 4-(Acetamidomethyl)-5,5,6,6,6-pentafluorohexanoic acid
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