PHENYLPHOSPHONIC ACID (1571-33-1),PHENYLPHOSPHONIC ACID (1571-33-1) Manufacturers & Suppliers,Synthesis,MSDS

Basic information

Name:
Phosphonic acid,P-phenyl-
Superlist Name:
Phenylphosphonic acid
CAS No.:
1571-33-1
Molecular Structure:
Formula:
C₆H₇O₃P
Molecular Weight:
158.10
Synonyms:
Phosphonicacid, phenyl- (6CI,8CI,9CI);Benzenephosphonic acid;Dihydrogenphenylphosphonate;NSC 145;Phenyl phosphonic acid;
EINECS:
216-388-1
Density:
1.42 g/cm³
Melting Point:
162-164 °C(lit.)
Boiling Point:
353.7 °C at 760 mmHg
Flash Point:
167.7 °C
Solubility:
water: 40.4 g/100 mL (25 °C)
Appearance:
white to off-white crystalline powder
Hazard Symbols:
C,Xn
Risk Codes:
34-37-41-37/38-22-38
Safety Description:
26-39-37/39 Details
Transport Information:
UN 3265 8/PG 2

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Chemistry

The Molecular formula of PHENYLPHOSPHONIC ACID(1571-33-1):C₆H₇O₃P
The Molecular Weight of PHENYLPHOSPHONIC ACID(1571-33-1):158.09
The Molecular Structure of PHENYLPHOSPHONIC ACID(1571-33-1) is:

Density:1.42 g/cm³
Melting point:162-164 ^°C(lit.)
Boiling point:353.7 ^°C at 760 mmHg
Flash point:167.7^°C
Solubility in water:40.4 g/100 mL (25 ^oC)
BRN:2245168
Index of Refraction:1.571
Molar Refractivity:36.55 cm³
Molar Volume:111.1 cm³
Polarizability:14.49 10^-24cm³
Surface Tension:59.7 dyne/cm
Enthalpy of Vaporization:63.17 kJ/mol
Vapour Pressure:1.3E-05 mmHg at 25^°C
Appearance:white to off-white crystalline powder
IUPAC Name:phenylphosphonic acid
Synonyms:Benzolphosphonsαure;Dihydrogenphenylphosphonate;phenyl-phosphonicaci;Phosphonicacid,phenyl-;PPOA;PHOSPHORIC ACID PHENYL ESTER DICHLORIDE;PHENYLPHOSPHONIC ACID;PHENYL PHOSPHODICHLORIDATE

Uses

A large number of benzene phosphonic acid compounds are used in pesticide production and use of newly developed anti-fouling paints as intermediates for the manufacture of smoldering agent, catalyst and so on.

Production

It is obtained by the hydrolysis of benzene dichloride.

Toxicity Data With Reference

ipr-mus LD50:110 mg/kg

CBCCT* “Summary Tables of Biological Tests“ National Research Council Chemical-Biological Coordination Center. 2 (1950),55.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Poison by intraperitoneal route. When heated to decomposition it emits toxic fumes of PO_x.
Hazard Codes:C,Xn
C:Corrosive
Xn:Harmful
Risk Statements
R34:Causes burns.
R37:Irritating to the respiratory system.
R41:Risk of serious damage to eyes.
R37/38:Irritating to respiratory system and skin .
R22:Harmful if swallowed.
R38:Irritating to the skin.
Safety Statements
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S39:Wear eye/face protection .
S37/39:Wear suitable gloves and eye/face protection .
RIDADR:UN 3265 8/PG 2
WGK Germany:3
RTECS:TD4393000
F:10
HazardClass:8
PackingGroup:III

Specification

Chemical Stability: Stable under normal temperatures and pressures.
Conditions to Avoid: Incompatible materials, temperatures above 200°C.
Incompatibilities with Other Materials: Strong oxidizing agents, bases.
Hazardous Polymerization: Will not occur.
Hazardous Decomposition Products: Phosphine, carbon monoxide, oxides of phosphorus, carbon dioxide, benzene.