2-(Diphenylphosphino)benzenesulfonic acid

Modify Date: 2025-08-24 20:06:21

2-(Diphenylphosphino)benzenesulfonic acid Structure
2-(Diphenylphosphino)benzenesulfonic acid structure
Common Name 2-(Diphenylphosphino)benzenesulfonic acid
CAS Number 111864-25-6 Molecular Weight 342.34900
Density N/A Boiling Point N/A
Molecular Formula C18H15O3PS Melting Point 255-260°C
MSDS Chinese USA Flash Point N/A
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name ortho-(diphenyl-phosphino)-benzene sulphonic acid
Synonym More Synonyms

 Chemical & Physical Properties

Melting Point 255-260°C
Molecular Formula C18H15O3PS
Molecular Weight 342.34900
Exact Mass 342.04800
PSA 76.34000
LogP 3.77230
InChIKey HXVJDHROZFWXHT-UHFFFAOYSA-N
SMILES O=S(=O)(O)c1ccccc1P(c1ccccc1)c1ccccc1

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Hazard Codes Xi
Risk Phrases 36/37/38
RIDADR NONH for all modes of transport

 Synonyms

2-(diphenylphosphane)benzenesulfonic acid
2-Diphenylphosphanyl-benzenesulfonic acid
2-(P,P-diphenylphosphino)benzene sulfonic acid
2-(diphenylphosphanyl)benzenesulfonic acid
2-(diphenylphosphino)benzene sulfonic acid
2-(diphenylphosphino)benzenesulfonic acid
DPPBSA
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