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21778-19-8

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21778-19-8 Structure

21778-19-8 Structure

Identification	More
[Name] 4-METHOXYPHENYLPHOSPHONIC ACID
[CAS] 21778-19-8
[Synonyms] CHEMPACIFIC 60146 4-PHOSPHONYLANISOLE Methoxyphenylphosphonicacid 4-METHOXYPHENYLPHOSPHONIC ACID 4-MethoxyphenylphosphonicAcid> HYDROGEN4-METHOXYPHENYLPHOSPHONATE Phosphonic acid, P-(4-methoxyphenyl)- 4-Methoxyphenyl phosphonic acid, 98 %
[Molecular Formula] C7H9O4P
[MDL Number] MFCD00013948
[Molecular Weight] 188.12
[MOL File] 21778-19-8.mol

Chemical Properties	Back Directory
[Melting point ] 190-191 °C
[Boiling point ] 386.202±44.00 °C(Press: 760.00 Torr)(predicted)
[density ] 1.409±0.10 g/cm3(Temp: 25 °C; Press: 760 Torr)(predicted)
[form ] powder to crystal
[pka] pK1:2.4;pK2:7.15 (17°C)
[color ] White to Light yellow to Light orange
[CAS DataBase Reference] 21778-19-8(CAS DataBase Reference)

Safety Data	Back Directory
[Symbol(GHS) ] GHS07,GHS05
[Signal word ] Danger
[Hazard statements ] H318-H302-H315
[Precautionary statements ] P280-P305+P351+P338-P310-P264-P270-P301+P312-P330-P501-P264-P280-P302+P352-P321-P332+P313-P362
[HS Code ] 2931.90.6000

Hazard Information	Back Directory
[Synthesis Reference(s)] Journal of the American Chemical Society, 78, p. 5018, 1956 DOI: 10.1021/ja01600a058

Well-known Reagent Company Product Information	Back Directory
[Sigma Aldrich] 21778-19-8(sigmaaldrich)
[TCI AMERICA] 4-Methoxyphenylphosphonic Acid,>95.0%(T)(21778-19-8)

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