N-(tert-butoxycarbonyl)-S-(4-methylbenzyl)cysteine

N-(tert-butoxycarbonyl)-S-(4-methylbenzyl)cysteine - Names and Identifiers

Name	boc-S-(4-methylbenzyl)-L-cysteine
Synonyms	Boc-Cys(Mbzl)-OH BOC-CYS(P-MET-BZL) Boc-Cys(pMeBzl)-OH Boc-Cys(4-MeBzl)-OH boc-S-(4-methylbenzyl)-L-cysteine N-T-BOC-S-(P-METHYLBENZYL)-L-CYSTEINE L-Cysteine-15N-N-t-BOC, S-p-Methylbenzyl N-(tert-butoxycarbonyl)-S-(4-methylbenzyl)cysteine N-tert-Butoxycarbonyl-S-(4-methylbenzyl)-L-cysteine N-(tert-butoxycarbonyl)-S-(4-methylbenzyl)-L-cysteine N-(tert-butoxycarbonyl)-S-(4-methylbenzyl)-D-cysteine NALPHA-tert-Butoxycarbonyl-S-(4-methylbenzyl)-L-cysteine (2R)-2-{[(tert-butoxy)carbonyl]amino}-3-{[(4-methylphenyl)methyl]sulfanyl}propanoic acid 3-[(4-methylphenyl)methylthio]-2-[[(2-methylpropan-2-yl)oxy-oxomethyl]amino]propanoic acid
CAS	61925-77-7
InChI	InChI=1/C16H23NO4S/c1-11-5-7-12(8-6-11)9-22-10-13(14(18)19)17-15(20)21-16(2,3)4/h5-8,13H,9-10H2,1-4H3,(H,17,20)(H,18,19)/t13-/m0/s1

N-(tert-butoxycarbonyl)-S-(4-methylbenzyl)cysteine - Physico-chemical Properties

Molecular Formula	C16H23NO4S
Molar Mass	325.42
Density	1.181±0.06 g/cm3(Predicted)
Melting Point	63-66°C
Boling Point	493.8±45.0 °C(Predicted)
Specific Rotation(α)	-34 º (c=2 in methanol)
Flash Point	252.4°C
Vapor Presure	1.45E-10mmHg at 25°C
BRN	3594717
pKa	3.57±0.10(Predicted)
Storage Condition	−20°C
Refractive Index	1.551

N-(tert-butoxycarbonyl)-S-(4-methylbenzyl)cysteine - Risk and Safety

WGK Germany	3
HS Code	2930 90 16

N-(tert-butoxycarbonyl)-S-(4-methylbenzyl)cysteine - Introduction

boc-S-(4-methylbenzyl)-L-cysteine(boc-S-(4-methylbenzyl)-L-cysteine) is an organic compound. Its nature is colorless or white crystalline powder.

boc-S-(4-Methylbenzyl)-L-cysteine is commonly used in the fields of biochemistry, medicinal chemistry and organic synthesis, mainly for the synthesis of peptides, proteins and drug molecules. It is a protecting group compound capable of protecting the amino and thio groups in cysteine and keeping the reactivity of other functional groups unaffected. Its introduction and removal can carry out the modification of specific functional groups and protein engineering.

boc-S-(4-Methylbenzyl)-L-cysteine is usually produced by a chemical synthesis method. A common method of preparation is to react tert-butyl chloro-formic anhydride with 4-methylbenzylamine to give boc-S-(4-methylbenzyl)-L-cysteine.

Regarding its safety information, boc-S-(4-methylbenzyl)-L-cysteine is relatively safe under correct use and storage. However, laboratory safety regulations should be observed during operation and appropriate protective measures should be taken, such as wearing protective glasses and gloves. In addition, inhalation, swallowing or contact with skin should be avoided. If unexpected exposure or discomfort occurs, medical help should be sought immediately.

Last Update：2024-04-09 21:54:55