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Merck
CN

857327

L-Cystine dimethyl ester dihydrochloride

≥95%

Synonym(s):

L-Cys(OMe)OMe·HCl

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About This Item

Linear Formula:
CH3OCOCH(NH2)CH2SSCH2CH(NH2)COOCH3 · 2HCl
CAS Number:
32854-09-4
Molecular Weight:
341.28
UNSPSC Code:
12352209
NACRES:
NA.22
PubChem Substance ID:
24888440
EC Number:
251-261-4
Beilstein/REAXYS Number:
4727524
MDL number:
MFCD00012490

Key Documents

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Product Name

L-Cystine dimethyl ester dihydrochloride, ≥95%

InChI key

QKWGUPFPCRKKMQ-USPAICOZSA-N

InChI

1S/C8H16N2O4S2.2ClH/c1-13-7(11)5(9)3-15-16-4-6(10)8(12)14-2;;/h5-6H,3-4,9-10H2,1-2H3;2*1H/t5-,6-;;/m0../s1

SMILES string

Cl[H].Cl[H].COC(=O)[C@@H](N)CSSC[C@H](N)C(=O)OC

assay

≥95%

form

powder

optical activity

[α]22/D −36.0°, c = 4% in methanol

reaction suitability

reaction type: solution phase peptide synthesis

mp

182-183 °C (dec.) (lit.)

application(s)

peptide synthesis

Quality Level

200

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Related Categories

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCL9811
BCCK2960
BCCG2095
BCCB8562
BCBX6426

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