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549312

Sigma-Aldrich

3,3′-Dihydroxydiphenyl disulfide

97%

Synonym(s):

Bis(3-hydroxyphenyl) disulfide

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About This Item

Linear Formula:
S2(C6H4OH)2
CAS Number:
21101-56-4
Molecular Weight:
250.34
MDL number:
MFCD03094663
UNSPSC Code:
12352100
PubChem Substance ID:
24874681
NACRES:
NA.22

Quality Level

100

Assay

97%

mp

89-93 °C (lit.)

functional group

disulfide

SMILES string

Oc1cccc(SSc2cccc(O)c2)c1

InChI

1S/C12H10O2S2/c13-9-3-1-5-11(7-9)15-16-12-6-2-4-10(14)8-12/h1-8,13-14H

InChI key

XBNOMKROXZGMFW-UHFFFAOYSA-N

Related Categories

General description

3,3′-Dihydroxydiphenyl disulfide [bis(3-hydroxyphenyl) disulfide] is a symmetrical disulfide derivative that can be prepared by treating 3-hydroxythiophenol with ferric chloride.

Application

3,3′-Dihydroxydiphenyl disulfide may be used in the preparation of bis-[3-(4-fluorobenzyloxy)-phenyl]-disulfide by reacting with 4-fluorobenzyl bromide.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

549312-1G:
549312-5G:
549312-VAR:
549312-BULK:

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Certificates of Analysis (COA)

Lot/Batch Number
MKCP0412
MKCL0809
MKCK9673
MKCK9672
MKCG4275

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Efficient Route for the Preparation of Benzyloxy-Substituted Benzenesulfonyl Chlorides from Mercaptophenols.
Jumeaux C, et al.
Synthetic Communications, 41(12), 1805-1808 (2011)
Polar Conjugative Effect of Aryldithia Group on the Dissociation and Ultraviolet Spectra of Substituted Phenols.
Oae S and Yoshihara M.
Bulletin of the Chemical Society of Japan, 41(9), 2082-2086 (1968)

Global Trade Item Number

SKUGTIN
549312-1G
549312-5G4061832419695

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