Overview

We have built up our technical skills in organic synthesis over many years through the production of pharmaceuticals, agrochemicals, dyestuffs, electronic materials, organic industrial chemicals and construction materials. Our wealth of experience and achievements make it possible to provide customers with the products that satisfy their needs. Phosgene reaction is one of Hodogaya Chemical’s particular strengths. We can meet the needs of custom synthesis from a laboratory scale to medium-volume trial production.

• Chloroformate
• Carbonate
• Carbamoyl Chloride
• Isocyanate
• Urea
• Acid Chloride
• Carboxy Anhydride (NCA)

List of Phosgene Derivatives

*Please feel free to inquire about compounds not listed here.

Chloroformate Isocyanate Acid Chloride

Chloroformate

Compound Name	Structural Formula	Molecular Weight	Actual Production
1,6-Hexamethylene bis (Chloroformate)		243.08	Bench Scale
2-Octyl Chloroformate		192.68	Development
4-Bromo-2,6-difluorophenyl Chloroformate		271.44	Development
4-Methoxycarbonylphenyl Chloroformate		214.60	Development
4-tert-Butylcyclohexyl Chloroformate		218.72	Bench Scale
Cyclohexyl Chloroformate		162.61	Bench Scale
Cyclopentyl Chloroformate		148.59	Development
Dipropylene glycol monomether Chloroformate		210.66	Development
2-Methoxyethyl Chloroformate		138.55	Bench Scale
n-Hexyl Chloroformate		164.63	Bench Scale
n-Octyl Chloroformate		192.68	Product
Phenyl Chloroformate		156.57	Product
Propargyl Chloroformate		118.52	Product
p-NitroBenzyl Chloroformate		215.59	Development
p-Nitrophenyl Chloroformate		201.56	Development

Isocyanate

Compound Name	Structural Formula	Molecular Weight	Actual Production
1,4-Diisocyanatebutane		140.14	Development
2-Bromophenyl Isocyanate		198.02	Development
3-Chloro-4-methylphenyl Isocyanate		167.59	Development
4-Chloro-3-trifluoromethylphenyl Isocyanate		221.56	Development
4-trifluoromethylphynyl Isocynate		187.12	Development
n-Butyl Isocyanate		99.13	Bench Scale
p-Phenylene diisocyanate		160.13	Development
Phenyl Isocyanate		119.12	Development
tert-Butyl Isocyanate		99.13	Development
Octyl Isocynate		155.24	Development
Cyclohexyl Isocyanate		125.17	Development
Dodecyl Isocyanate		211.35	Development
Behenyl Isocyanate		351.61	Bench Scale
Lysine diisocyanate		212.20 (Me) 226.23 (Et)	Development
Lysine triisocyanate		267.24	Development

Acid Chloride

Compound Name	Structural Formula	Molecular Weight	Actual Production
2,5-Difluorobenzoyl Chloride		176.55	Development
2-Ethylbutyryl Chloride		134.60	Development
3,4,5-Trimethoxybenzoyl Chloride		230.64	Development
3,5,5-Trimethylhexanoyl Chloride		176.68	Development
m-Fluorobenzoyl Chloride		158.56	Development
Isobutyryl Chloride		106.55	Development
Pivaloyl Chloride		120.58	Development