S-Butyl-D-cysteine

Names

[ CAS No. ]:
4134-56-9

[ Name ]:
S-Butyl-D-cysteine

[Synonym ]:
S-Butyl-L-cysteine
S-Butyl-L-cystein
S-butyl cysteine
l-Cysteine,S-butyl
S-Butyl-D-cysteine
L-2-Amino-3-butylmercapto-propionsaeure
S-n-Butyl-L-cysteine

Chemical & Physical Properties

[ Density]:
1.092 g/cm3

[ Boiling Point ]:
267.6ºC at 760 mmHg

[ Molecular Formula ]:
C7H15NO2S

[ Molecular Weight ]:
177.26400

[ Flash Point ]:
115.6ºC

[ Exact Mass ]:
177.08200

[ PSA ]:
88.62000

[ LogP ]:
1.63190

[ Index of Refraction ]:
1.496

Safety Information

[ HS Code ]:
2930909090

Synthetic Route

Precursor & DownStream

Precursor

  • 1-Bromobutane
  • L-Cysteine hydrochloride anhydrous
  • Butyl iodide
  • L-cysteine
  • (2R)-2-[acetyl(butan-2-yl)amino]-3-sulfanylpropanoic acid
  • 1-Chlorobutane

DownStream

  • (2R)-2-[acetyl(butan-2-yl)amino]-3-sulfanylpropanoic acid

Customs

[ HS Code ]: 2930909090

[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%


Related Compounds

  • BOC-S-T-BUTYL-D-CYSTEINE
  • l-s-t-butylcysteine
  • D-Cysteine, S-butyl
  • H-D-CYS(TBU)-OH HCL
  • D-Buthionine
  • S-Propyl-D-cysteine