C12H10OS
202.27 g/mol
Research ReagentWarning
Diphenyl sulfoxide
CAS945-51-7EC213-415-9
Category
Research Reagent
Compound Class
Other
Primary Use
Research Compound
Diphenyl sulfoxide is an organosulfur compound featuring a sulfinyl group bonded to two phenyl rings. It is a polar, aromatic substance commonly used as a research reagent in organic synthesis.
research reagentpharmaceutical intermediate
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Diphenyl sulfoxide (CAS 945-51-7) is 2930.90.
HS code (international, 6-digit)
2930.90
EU CN code (8-digit)
2930 90 95
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
benzenesulfinylbenzene
InChIKey
JJHHIJFTHRNPIK-UHFFFAOYSA-N
SMILES
C1=CC=C(C=C1)S(=O)C2=CC=CC=C2
Synonyms (15)
- 1,1'-SULFINYLBIS(BENZENE)
- 1,1'-sulfinyldibenzene
- 2Ph-SO
- BENZENE, 1,1'-SULFINYLBIS-
- BETA-THIONAPHTHYLACETATE
- Benzene,1'-sulfinylbis-
- Diphenyl sulfoxide
- Diphenyl sulphoxide
- Phenyl sulfoxide
- Phenylsulfinylbenzene
- Sulfoxide, diphenyl
- benzenesulfinylbenzene
- benzenesulinylbenzene
- pheny sulfoxide
- sulfinyldibenzene
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