Skip to Content
Merck
CN

Key Documents

View All Documentation

549312

3,3′-Dihydroxydiphenyl disulfide

97%

Synonym(s):

Bis(3-hydroxyphenyl) disulfide

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
S2(C6H4OH)2
CAS Number:
21101-56-4
Molecular Weight:
250.34
NACRES:
NA.22
PubChem Substance ID:
24874681
UNSPSC Code:
12352100
MDL number:
MFCD03094663
Assay:
97%
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Quality Segment

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

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

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

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

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library