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161764

Sigma-Aldrich

1,4-Dithioerythritol

≥99%

Synonym(s):

erythro-1,4-Dimercapto-2,3-butanediol, erythro-2,3-Dihydroxy-1,4-butanedithiol, Cleland’s reagent, DTE

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About This Item

Linear Formula:
HSCH2CH(OH)CH(OH)CH2SH
CAS Number:
6892-68-8
Molecular Weight:
154.25
Beilstein/REAXYS Number:
1719756
EC Number:
229-998-8
MDL number:
MFCD00063750
UNSPSC Code:
12352201

assay

≥99%

mp

82-84 °C (lit.)

SMILES string

O[C@@H](CS)[C@H](O)CS

InChI

1S/C4H10O2S2/c5-3(1-7)4(6)2-8/h3-8H,1-2H2/t3-,4+

InChI key

VHJLVAABSRFDPM-ZXZARUISSA-N

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Application

Reagent for disulfide groups.[1] Used to prepare a matrix for fast-atom bombardment mass spectroscopy.[2]
Reagent for maintaining −SH groups in the reduced state; quantitatively reduces disulfides.

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Certificates of Analysis (COA)

Lot/Batch Number
00315CW
17015MU
15419LQ
01315LR
11212TQ

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Rapid Communications in Mass Spectrometry, 5, 469-469 (1991)
Aldrichimica Acta, 4, 33-33 (1971)

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