21778-19-8

Name 4-METHOXYPHENYLPHOSPHONIC ACID
CAS 21778-19-8
Molecular Formula C7H9O4P
MDL Number MFCD00013948
Molecular Weight 188.12
MOL File 21778-19-8.mol
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Chemical Properties

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

Symbol(GHS)  Exclamation Mark (GHS07)Corrosion (GHS05)
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

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