CAS 20887-95-0|Boc-L-cysteine

Introduction：Basic information about CAS 20887-95-0|Boc-L-cysteine, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Articles4
6. Synonyms

Common Name	Boc-L-cysteine
CAS Number	20887-95-0	Molecular Weight	221.274
Density	1.2±0.1 g/cm3	Boiling Point	361.4±37.0 °C at 760 mmHg
Molecular Formula	C₈H₁₅NO₄S	Melting Point	67-70°C
MSDS	ChineseUSA	Flash Point	172.3±26.5 °C

Names

Name	(2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-sulfanylpropanoic acid
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.2±0.1 g/cm3
Boiling Point	361.4±37.0 °C at 760 mmHg
Melting Point	67-70°C
Molecular Formula	C₈H₁₅NO₄S
Molecular Weight	221.274
Flash Point	172.3±26.5 °C
Exact Mass	221.072174
PSA	114.43000
LogP	2.02
Vapour Pressure	0.0±1.7 mmHg at 25°C
Index of Refraction	1.504
InChIKey	ATVFTGTXIUDKIZ-YFKPBYRVSA-N
SMILES	CC(C)(C)OC(=O)NC(CS)C(=O)O
Storage condition	-20°C

Safety Information

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
RIDADR	NONH for all modes of transport
WGK Germany	3
HS Code	2930909090

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%

Articles4

Determination of free amino acid enantiomers in rat brain and serum by high-performance liquid chromatography after derivatization with N-tert.-butyloxycarbonyl-L-cysteine and o-phthaldialdehyde.

J. Chromatogr. A. 582 , 41, (1992)

The concurrent determination of free amino acid enantiomers and non-chiral amino acids in rat brain and serum was accomplished by high-performance liquid chromatography with fluorimetric detection aft...

Distribution and evolution of the serine/aspartate racemase family in invertebrates.

Amino Acids 48 , 387-402, (2016)

Free D-amino acids have been found in various invertebrate phyla, while amino acid racemase genes have been identified in few species. The purpose of this study is to elucidate the distribution, funct...

Reduction-responsive polymeric micelles for anticancer drug delivery

J. Control. Release 152 Suppl 1 , e36-7, (2011)

Synonyms

boc-L-cysteine

N-tert-butoxycarbonyl-L-cysteine

N-Boc-L-Cys-OH

MFCD00065565

N-Boc-L-Cysteine

N-Boc-Cys-OMe

N-(tert-Butyloxycarbonyl)-L-cysteine

N-{[(2-Methyl-2-propanyl)oxy]carbonyl}-L-cysteine

N-Boc-L-cystein

N-tert-Butyloxycarbonylcysteine

BOC-L-CYS-OH

L-Cysteine, N-[(1,1-dimethylethoxy)carbonyl]-

Boc-Cys-OH

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