N-Boc-S-Trityl-L-cysteine

N-Boc-S-Trityl-L-cysteine Basic information

Product Name:	N-Boc-S-Trityl-L-cysteine
Synonyms:	Boc-S-Trityl-Cys-OH;N-(tert-Butyloxycarbonyl)-S-trityl-L-cysteine;N-[(1,1-Dimethylethoxy)carbonyl]-S-(triphenylmethyl)-L-cysteine;N-Boc-S-Trityl-L-Cys-OH;BOC-S-trityl-L-cysteine,99%;2-(tert-butoxycarbonylamino)-3-[tri(phenyl)methylthio]propionic acid;2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-[tri(phenyl)methylsulfanyl]propanoic acid;L-Cysteine, N-[(1,1-dimethylethoxy)carbonyl]-S-(triphenylmethyl)-
CAS:	21947-98-8
MF:	C27H29NO4S
MW:	463.59
EINECS:	244-674-6
Product Categories:	Cysteine [Cys, C];Boc-Amino Acids and Derivative;Amino Acid Derivatives;Amino Acids;Boc-Amino acid series
Mol File:	21947-98-8.mol

N-Boc-S-Trityl-L-cysteine Chemical Properties

Melting point	143-146 °C(lit.)
alpha	27.5 º (c=1, EtOH)
Boiling point	610.9±55.0 °C(Predicted)
density	1.200±0.06 g/cm3(Predicted)
storage temp.	Sealed in dry,2-8°C
solubility	Soluble in Chloroform,Dichloromethane,Ethyl Acetate,DMSO,Acetone,etc.
pka	3.82±0.10(Predicted)
form	Powder
optical activity	[α]20/D +27.5°, c = 1 in ethanol
BRN	2028965
CAS DataBase Reference	21947-98-8(CAS DataBase Reference)

Safety Information

Safety Statements	22-24/25
WGK Germany	3
F	3-10
HS Code	2930 90 16

MSDS Information

Provider	Language
SigmaAldrich	English

N-Boc-S-Trityl-L-cysteine Usage And Synthesis

Chemical Properties	White to yellow crystalline powder
Uses	Boc-Cys(Trt)-OH is used in method for preparing ularitide.

N-Boc-S-Trityl-L-cysteine Preparation Products And Raw materials

Raw materials

N,N-Dimethylformamide-->Triethylamine-->Acetone-->1,4-Dioxane-->Di-tert-butyl dicarbonate-->Sodium acetate-->Citric acid-->L-Cysteine monohydrochloride-->Triphenylmethyl Chloride

Boc-S-(4-methylbenzyl)-L-cysteine 1,1'-Carbonyldiimidazole Boc-S-trityl-D-cysteine Carbonyl iron powder N-Carbobenzyloxyglycine BOC-PEN(TRT)-OH N-Boc-S-Trityl-L-cysteine Trityl candesartan cilexetil tert-Butanol BOC-S-TRITYL-L-CYSTEINE N-HYDROXYSUCCINIMIDE ESTER PENICILLIN V BOC-S-TRITYL-D-CYSTEINE,N-ALPHA-T-BOC-S-TRITYL-D-CYSTEINE,BOC-D-TRITYL-L-CYSTEINE S-Trityl-L-cysteine POLY(METHYLSILSESQUIOXANE) L-Cysteine BOC-D-PEN(TRT)-OH Triphenylmethyl Chloride tert-Butyl carbazate

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