4 4'-(phenylphosphinidene)bis(benzene-

Modify Date: 2025-08-24 19:06:28

4 4'-(phenylphosphinidene)bis(benzene- Structure
4 4'-(phenylphosphinidene)bis(benzene- structure
 Common Name 4 4'-(phenylphosphinidene)bis(benzene-
CAS Number 308103-66-4 Molecular Weight 516.60800
Density N/A Boiling Point N/A
Molecular Formula C18H15K2O7PS2 Melting Point 370ºC (dec.)(lit.)
MSDS Chinese USA Flash Point N/A
Symbol GHS07
GHS07		 Signal Word Warning

 Names

Name 4,4′-(Phenylphosphinidene)bis(benzenesulfonic acid) dipotassium salt hydrate
Synonym More Synonyms

 Chemical & Physical Properties

Melting Point 370ºC (dec.)(lit.)
Molecular Formula C18H15K2O7PS2
Molecular Weight 516.60800
Exact Mass 515.92700
PSA 153.98000
LogP 3.35030
Appearance of Characters Powder | white
InChIKey CVKCKLNGVYHFAX-UHFFFAOYSA-L
SMILES O.O.O=S(=O)([O-])c1ccc(P(c2ccccc2)c2ccc(S(=O)(=O)[O-])cc2)cc1.[K+].[K+]

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi: Irritant;
Risk Phrases 36/37/38
Safety Phrases 26-36
RIDADR NONH for all modes of transport
WGK Germany 3

 Synonyms

4,4'-(phenylphosphinidene)bis(benzenesulfonic acid) dipotassium salt
MFCD01321353
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