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21778-19-8

21778-19-8 structure
21778-19-8 structure
  • Name: 4-methoxyphenylphosphonic acid
  • Chemical Name: (4-methoxyphenyl)phosphonic acid
  • CAS Number: 21778-19-8
  • Molecular Formula: C7H9O4P
  • Molecular Weight: 188.11800
  • Create Date: 2018-02-24 08:00:00
  • Modify Date: 2024-01-02 14:13:27

Name (4-methoxyphenyl)phosphonic acid
Synonyms MFCD00013948
4-methoxyphenyl phosphinic acid
Hydrogen 4-Methoxyphenylphosphonate
4-Phosphonylanisole
4-METHOXYPHENYLPHOSPHONIC ACID
Density 1.4g/cm3
Boiling Point 386.2ºC at 760 mmHg
Melting Point 47-52 °C(lit.)
Molecular Formula C7H9O4P
Molecular Weight 188.11800
Flash Point 187.4ºC
Exact Mass 188.02400
PSA 76.57000
LogP 0.49820
Vapour Pressure 1.18E-06mmHg at 25°C
Index of Refraction 1.555
Hazard Codes C
Risk Phrases R34:Causes burns.
Safety Phrases S26-S36/37/39
RIDADR UN 3261 8/PG 2
WGK Germany 3
Packaging Group III
Hazard Class 8
HS Code 2931900090
HS Code 2931900090
Summary 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%