Skip to Content
Merck
All Photos(1)

Documents

Safety Information

8.18449

Sigma-Aldrich

4,4′-Thiobis(2-tert-butyl-5-methylphenol)

for synthesis

Synonym(s):

4,4′-Thiobis(2-tert-butyl-5-methylphenol), Bis(3-tert-butyl-4-hydroxy-6-methylphenyl)sulfide

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
(2-(CH3)-4-(OH)-5-((CH3)3C)C6H2)2S
CAS Number:
Molecular Weight:
358.54
UNSPSC Code:
12352104
EC Index Number:
202-525-2
NACRES:
NA.22

Quality Level

Assay

≥99.0% (HPLC)

form

powder

autoignition temp.

402 °C

potency

2345 mg/kg LD50, oral (Rat)

mp

158-162 °C

transition temp

flash point 215 °C

storage temp.

2-30°C

InChI

1S/C22H30O2S/c1-13-9-17(23)15(21(3,4)5)11-19(13)25-20-12-16(22(6,7)8)18(24)10-14(20)2/h9-12,23-24H,1-8H3

InChI key

HXIQYSLFEXIOAV-UHFFFAOYSA-N

Related Categories

Analysis Note

Assay (HPLC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 158 °C
Melting range (upper value): ≤ 162 °C
Identity (IR): passes test

Pictograms

Exclamation markEnvironment

Signal Word

Warning

Hazard Statements

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Skin Sens. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 2


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.

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names


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’.

Already Own This Product?

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

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service