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CAS No.: | 374675-64-6 |
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Name: | P-TOLYL ISOCYANATE |
Article Data: | 132 |
Molecular Structure: | |
Formula: | C8H7 N O |
Molecular Weight: | 133.15 |
Synonyms: | p-Toluene isocyanate;p-Methylphenyl isocyanate;4-Methylphenyl isocyanate;p-Isocyanatotoluene;4-Isocyanatotoluene;Benzene,1-isocyanato-4-methyl;4-Tolyl isocyanate; |
Density: | 1.056 g/mL at 25 °C(lit.) |
Boiling Point: | 70-72 °C10 mm Hg(lit.) |
Flash Point: | 152 °F |
Hazard Symbols: | Xn |
PSA: | 29.43000 |
LogP: | 1.96230 |
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p-Tolyl isocyanate ,its CAS register number is 374675-64-6,it's called for Isocyanic acid p-tolyl ester ; 4-Tolyl isocyanate ; p-Methyl phenyl isocyanate ; 4-Methylphenylisocyanate ; 1-Isocyanato-4-methylbenzene ; para-tolyl isocyanate ,and so on.
IUPAC Name: 1-Isocyanato-4-methylbenzene
CAS: 374675-64-6
Molecular Formula: C8H7NO
Molecular Weight: 133.15
Molecular structure:
EINECS: 210-743-4
Storage temp.: 0-6°C
ACD/LogD (pH 5.5): 3.04
ACD/LogD (pH 7.4): 3.04
ACD/BCF (pH 5.5): 120.81
ACD/BCF (pH 7.4): 120.81
ACD/KOC (pH 5.5): 1076.42
ACD/KOC (pH 7.4): 1076.42
H bond acceptors: 2
H bond donors: 0
Freely Rotating Bonds: 1
Index of Refraction: 1.518
Molar Refractivity: 40.58 cm3
Molar Volume: 133.7 cm3
Polarizability: 16.08 10-24cm3
Surface Tension: 35.4 dyne/cm
Density: 0.99 g/cm3
Flash Point: 63.9 °C
Enthalpy of Vaporization: 42.68 kJ/mol
Boiling Point: 190.6 °C at 760 mmHg
Vapour Pressure: 0.537 mmHg at 25°C
p-Tolyl isocyanate (CAS No.374675-64-6) is supposed to be used as chemical reagent.
RTECS: DA3681666
Hazard Codes: Xn
Risk Statements: 20/21/22-36/37/38-42 (R20/21/22:Harmful by inhalation, in contact with skin and if swallowed. R36/37/38:Irritating to eyes, respiratory system and skin. R42:May cause sensitization by inhalation.)
Safety Statements: 23-26-45 (S23:Do not breathe vapour. S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) )
WGK Germany: 3
F: 21
Removal in wastewater treatment of p-Tolyl isocyanate (CAS No.374675-64-6) can be stated as follows:
Total removal:16.86 percent
Total biodegradation:0.12 percent
Total sludge adsorption:6.54 percent
Total to Air:10.20 percent
(using 10000 hr Bio P,A,S)