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CAS 544-40-1

CAS 544-40-1 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 544-40-1
CAS 544-40-1PubChem CID 11002

Dibutyl sulfide

Dibutyl sulfide is an aliphatic sulfide. — ChEBI

IUPAC name
1-butylsulfanylbutane
Molecular formula
C8H18S
Molecular weight
146.30 g/mol
Exact mass
146.11292175 Da
XLogP3
3.4
Topological polar surface area
25.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

Butyl sulfiden-Butyl sulfideButane, 1,1'-thiobis-Butyl monosulfide5-THIANONANEDibutyl thioether1-(Butylsulfanyl)butaneFEMA No. 2215
16 more reported names
3E3H471GA3NSC-8460RefChem:132948208-870-5ButylthiobutaneDi-n-butyl sulfideDi-n-butylsulfideDibutylsulfideDibutyl sulphideThiononane-5n-Dibutyl sulfiden-Butyl-sulfide1,1'-thiodibutane1,1'-Thiobis(butane)1,1'-ThiobisbutaneThianonane-5
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 544-40-1

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How CAS 544-40-1 is used on this site

CAS 544-40-1 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 544-40-1 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.