cyclobuta-1,3-diene

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Names

[ CAS No. ]:
1120-53-2

[ Name ]:
cyclobuta-1,3-diene

[Synonym ]:
1,3-Cyclobutadiene
Cyclobutadiene(6CI)
[4]Annulene
cyclobutadiene

Chemical & Physical Properties

[ Density]:
0.904g/cm3

[ Boiling Point ]:
41.2ºC at 760mmHg

[ Molecular Formula ]:
C4H4

[ Molecular Weight ]:
52.07460

[ Exact Mass ]:
52.03130

[ LogP ]:
1.11240

[ Vapour Pressure ]:
423mmHg at 25°C

[ Index of Refraction ]:
1.525

Safety Information

[ HS Code ]:
2902199090

Precursor & DownStream

Precursor

DownStream

  • cyclobutene

Customs

[ HS Code ]: 2902199090

[ Summary ]:
2902199090 other cyclanes, cyclenes and cyclotherpenes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Related Compounds

  • cyclobuta-1,3-diene-1,2,3,4-tetracarbonitrile
  • 1,2,3,4-tetrakis(trifluoromethyl)cyclobuta-1,3-diene
  • diethyl 2,4-bis(diethylamino)cyclobuta-1,3-diene-1,3-dicarboxylate
  • 2,4-bis[4-(diethylamino)-2-hydroxyphenyl]cyclobuta-1,3-diene-1,3-diol
  • octatriaconta-1,3-diene
  • dotriaconta-1,3-diene
  • 4-Ethynyl-2-methylpyrazole-3-carboxamide
  • (1R)-1-Cyclobutylprop-2-yn-1-amine;hydrochloride
  • 1-(5-Oxa-8-azaspiro[2.6]nonan-8-yl)prop-2-en-1-one
  • 4-(3-bromo-5-chlorophenyl)-1H-pyrazole
  • 5-(acetylamino)-3-[(4-chlorophenyl)thio]-2-methyl-1H-indole-acetic acid ethyl ester
  • 4-(2-chloropropanamido)-N-cyclohexylpiperidine-1-carboxamide
  • tert-butyl 3-(2-aminoethyl)-1H-indole-2-carboxylate
  • [1-(2-Chloropropanoyl)pyrrolidin-2-yl]methanesulfonamide
  • 2-Chloro-N-methyl-N-[2-(2-oxo-1,3-benzoxazol-3-yl)ethyl]propanamide
  • 2-Chloro-N-[[2-(2,2,2-trifluoroethoxy)cyclohexyl]methyl]propanamide
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