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2302-80-9

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Basic Information
CAS No.: 2302-80-9
Name: BUTYLPHOSPHONIC DICHLORIDE
Article Data: 13
Molecular Structure:
Molecular Structure of 2302-80-9 (BUTYLPHOSPHONIC DICHLORIDE)
Formula: C4H9 Cl2 O P
Molecular Weight: 174.995
Synonyms: Phosphonicdichloride, butyl- (6CI,7CI,8CI,9CI); Butyldichlorophosphine oxide;Butylphosphonic dichloride; Butylphosphonyl dichloride
Density: 1.241 g/mL at 25 °C(lit.)
Boiling Point: 96-97 °C15 mm Hg(lit.)
Flash Point: >230 °F
Hazard Symbols:
Risk Codes: 20/21/22-34
Safety:
Hazard Codes C
Risk Statements 20/21/22-34
Safety Statements 26-27-28-36/37/39-45
RIDADR UN 3265 8/PG 2
WGK Germany 3
HazardClass 8
PackingGroup III
PSA: 26.88000
LogP: 3.45720
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Chemistry

Molecular Structure:

Molecular Formula: C4H9Cl2OP
Molecular Weight: 174.9934
Systematic Name: Butylphosphonic dichloride
Synonyms of Butylphosphonic dichloride (CAS NO.2302-80-9): n-Butylphosphonic dichloride
CAS NO: 2302-80-9 
Index of Refraction: 1.438
Molar Refractivity: 37.15 cm3
Molar Volume: 141.4 cm3
Surface Tension: 33.4 dyne/cm
Density: 1.236 g/cm3
Flash Point: 80.7 °C
Enthalpy of Vaporization: 43.32 kJ/mol
Boiling Point: 215.3 °C at 760 mmHg
Vapour Pressure of Butylphosphonic dichloride (CAS NO.2302-80-9): 0.218 mmHg at 25°C
Product Categories: Organic Building Blocks;Phosphorus Compounds;Phosphorus Halides

Safety Profile

Hazard Codes of Butylphosphonic dichloride (CAS NO.2302-80-9): CorrosiveC
Risk Statements: 20/21/22-34 
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed. 
R34: Causes burns.
Safety Statements: 26-27-28-36/37/39-45 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S27: Take off immediately all contaminated clothing. 
S28: After contact with skin, wash immediately with plenty of soap-suds. 
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection. 
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 3265 8/PG 2
WGK Germany: 3
HazardClass: 8
PackingGroup: III