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B85404

Sigma-Aldrich

1,4-Butanedithiol

97%

Synonym(s):

1,4-Dimercaptobutane, Tetramethylene dimercaptan

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About This Item

Linear Formula:
HS(CH2)4SH
CAS Number:
1191-08-8
Molecular Weight:
122.25
Beilstein:
1697080
EC Number:
214-728-3
MDL number:
MFCD00004906
UNSPSC Code:
12352100
PubChem Substance ID:
24892077
NACRES:
NA.22

Quality Level

100

Assay

97%

form

liquid

refractive index

n20/D 1.529 (lit.)

bp

105-106 °C/30 mmHg (lit.)

density

1.042 g/mL at 25 °C (lit.)

SMILES string

[K+].[K+].[O-]S([O-])=O

InChI

1S/C4H10S2/c5-3-1-2-4-6/h5-6H,1-4H2

InChI key

SMTOKHQOVJRXLK-UHFFFAOYSA-N

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Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
SHBQ9400
SHBQ5594
SHBN0165
SHBM3382
SHBL1449

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Markus Muttenthaler et al.
Nature protocols, 10(7), 1067-1083 (2015-06-19)
Solid-phase peptide synthesis (SPPS) using tert-butyloxycarbonyl (Boc)/benzyl (Bzl) chemistry is an indispensable technique in many laboratories around the globe, and it provides peptides to the pharmaceutical industry and to thousands of scientists working in basic research. The Boc/Bzl strategy has

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