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B5890

Sigma-Aldrich

S-tert-Butylmercapto-L-cysteine

Synonym(s):

3-(tert-Butyldithio)-L-alanine, S-(tert-Butylthio)-L-cysteine

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About This Item

Empirical Formula (Hill Notation):
C7H15NO2S2
CAS Number:
30044-51-0
Molecular Weight:
209.33
Beilstein:
2247500
EC Number:
250-012-7
MDL number:
MFCD00002609
UNSPSC Code:
12352209
PubChem Substance ID:
24891874
NACRES:
NA.26

form

powder

Quality Level

200

color

white to faint yellow

application(s)

peptide synthesis

SMILES string

CC(C)(C)SSC[C@H](N)C(O)=O

InChI

1S/C7H15NO2S2/c1-7(2,3)12-11-4-5(8)6(9)10/h5H,4,8H2,1-3H3,(H,9,10)/t5-/m0/s1

InChI key

TWMBHZTWEDJDRC-YFKPBYRVSA-N

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Application

S-tert-butylmercapto-L-cysteine may be used to introduce synthetically useful S-tert-butylthio groups into peptides.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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E Wünsch et al.
International journal of peptide and protein research, 32(5), 368-383 (1988-11-01)
In human IgGl the two heavy chains are crosslinked in the central portion of the molecule by two disulfide bridges forming a double chain bis-cystinyl cyclic peptide in parallel alignment. For our synthetic studies we have chosen the sequence portion

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