Bis(4-methoxyphenyl)phosphinic acid

Modify Date: 2025-08-23 16:49:25

Bis(4-methoxyphenyl)phosphinic acid Structure
Bis(4-methoxyphenyl)phosphinic acid structure
Common Name Bis(4-methoxyphenyl)phosphinic acid
CAS Number 20434-05-3 Molecular Weight 278.24000
Density 1.27g/cm3 Boiling Point 504.1ºC at 760 mmHg
Molecular Formula C14H15O4P Melting Point 185-187ºC(lit.)
MSDS USA Flash Point 258.7ºC

 Names

Name Bis(4-methoxyphenyl)phosphinic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.27g/cm3
Boiling Point 504.1ºC at 760 mmHg
Melting Point 185-187ºC(lit.)
Molecular Formula C14H15O4P
Molecular Weight 278.24000
Flash Point 258.7ºC
Exact Mass 278.07100
PSA 65.57000
LogP 1.92500
Vapour Pressure 5.55E-11mmHg at 25°C
Index of Refraction 1.578
InChIKey BFPBWJGVRNQWEK-UHFFFAOYSA-N
SMILES COc1ccc(P(=O)(O)c2ccc(OC)cc2)cc1

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2918990090

 Customs

HS Code 2918990090
Summary 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Articles1

More Articles
Improved performance of porphyrin-based dye sensitised solar cells by phosphinic acid surface treatment.

Energy Environ. Sci. 2(10) , 1069-1073, (2009)

 Synonyms

di(p-methoxyphenyl)phosphinic acid
Bis-(4-methoxy-phenyl)-phosphinsaeure
MFCD00010226
bis-p-methoxyphenylphosphinic acid
di-p-anisylphosphinic acid
bis(p-methoxyphenyl)phosphonic acid
bis-(4-methoxy-phenyl)-phosphinic acid
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