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4-tolyl isocyanate

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Origin: China

Cas No: 622-58-2

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 622-58-2 Formula: C8H7NO Molecular Weight: 133.14700

Basic Info

Chemical Name	4-tolyl isocyanate
Synonyms	Benzene, 1-isocyanato-4-methyl-; P-TOLYISOCYANATE; 4-methyl phenyl isocyanate; p-Tolyl isocyanate; p-Methylphenyl isocyanate; p-Isocyanatotoluene; 4-Isocyanatotoluene; isocyanatedep-toluene; p-Toluene isocyanate; p-Tolylcarbonimide; 4-TOLYL ISOCYANATE; para-tolyl isocyanate; 4-MeC6H4-N=C=O;
CAS No.	622-58-2
Molecular Formula	C8H7NO
Molecular Weight	133.14700
PSA	29.43000
LogP	1.96230

Properties

Appearance & Physical State	clear slightly brown liquid
Density	1.056
Boiling Point	70-72ºC (10 mmHg)
Flash Point	66ºC
Refractive Index	1.5301-1.5321
Stability	Stable under normal temperatures and pressures.
Storage Condition	Refrigerator (+4ºC)

Safety Info

RTECS	DA3681666
Hazard Class	6.1
Safety Statements	S26-S36/37/39
HS Code	2929109000
Packing Group	II
WGK Germany	3
RIDADR	2206
Risk Statements	R20/21/22; R36/37/38
Hazard Codes	Xn

Synthesis Route

7-isocyanatobicyclo[2.2.1]hepta-2,5-diene→4-tolyl isocyanate+Benzyl isocyanate
3,3-Dibenzyl-1-(4-tolyl)-1-nitrosourea→N-Nitrosodibenzylamine+1,1-dibenzyl-3-(4-methylphenyl)urea
N-(4-methylphenyl)-1H-imidazole-1-carboxamide→1H-imidazole+4-tolyl isocyanate

Precursor

p-toluidine
[(4-Methylphenyl)amino](oxo)acetic acid
4-nitrotoluene
bis(trichloromethyl) carbonate

Downstream Product

4-Methyltriphenylamine
N-(4-methylphenyl)hexanamide
p-Pivalotoluidide
methyl 1-phenyl-5-(p-tolylamino)-1H-1,2,4-triazole-3-carboxylate

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