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467154

N-(tert-Butoxycarbonyl)-L-cysteine methyl ester

97%, for peptide synthesis

Synonym(s):

N-Boc-L-cysteine methyl ester

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Size/SKUAvailabilityPrice
5 mL

Available to ship TODAY

$103.00
25 mL

Available to ship TODAY

$353.00

About This Item

Linear Formula:
HSCH2CH[NHCO2C(CH3)3]CO2CH3
CAS Number:
Molecular Weight:
235.30
UNSPSC Code:
12352209
eCl@ss:
32160406
PubChem Substance ID:
NACRES:
NA.22
MDL number:

$103.00


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Product Name

N-(tert-Butoxycarbonyl)-L-cysteine methyl ester, 97%

Quality Segment

assay

97%

form

liquid

optical activity

[α]22/D +21°, c = 7.5 in chloroform

reaction suitability

reaction type: solution phase peptide synthesis

refractive index

n20/D 1.475 (lit.)

bp

214 °C (lit.)

density

1.143 g/mL at 25 °C (lit.)

application(s)

peptide synthesis

SMILES string

COC(=O)[C@H](CS)NC(=O)OC(C)(C)C

InChI

1S/C9H17NO4S/c1-9(2,3)14-8(12)10-6(5-15)7(11)13-4/h6,15H,5H2,1-4H3,(H,10,12)/t6-/m0/s1

InChI key

NJGIAKIPSDCYAC-LURJTMIESA-N

Application

N-(tert-Butoxycarbonyl)-L-cysteine methyl ester is an N-terminal protected reagent that can be used in the synthesis of peptides and proteins containing cysteine residues, which can further be converted to dehydroalanine.

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This Item
466468444413
description

97%

description

98%

description

96%

form

liquid

form

-

form

liquid

assay

97%

assay

98%

assay

96%

Quality Level

100

Quality Level

100

Quality Level

100

optical activity

[α]22/D +21°, c = 7.5 in chloroform

optical activity

[α]20/D −22°, c = 1 in methanol

optical activity

[α]23/D −23°, c = 1 in chloroform

refractive index

n20/D 1.475 (lit.)

refractive index

n20/D 1.44 (lit.)

refractive index

n20/D 1.449 (lit.)

application(s)

peptide synthesis

application(s)

peptide synthesis

application(s)

peptide synthesis


Storage Class

10 - Combustible liquids

WGK

WGK 3

Flash Point (°F)

235.4 °F - closed cup

Flash Point (°C)

113 °C - closed cup



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