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
  • N1-(4-methylphenyl)propane-1,2-diamine
  • (1R,5S)-8-cyclopropyl-8-azabicyclo[3.2.1]octan-3-amine
  • 4-N-[2-(dimethylamino)ethyl]cyclohexane-1,4-diamine
  • 1-(2-Acetyl-3-hydroxyphenoxy)-2-hydroxy-3-p-bromophenoxypropane
  • Cyclosam
  • 5-((2-chloropyrimidin-4-yl)oxy)-1H-indazole
  • Einecs 299-552-5
  • Dimethylmyristylstearylammonium chloride
  • disodium 4-amino-3-((E)-{4'-[(E)-(1-amino-4-sulfonato-2-naphthyl)diazenyl]-3,3'-dimethyl[1,1'-biphenyl]-4-yl}diazenyl)-1-naphthalenesulfonate
  • (2-(Hydroxymethyl)-5-nitrophenyl)boronic acid