3,4-dichlorophenyl isocyanate

Structural formula
General
Surname	3,4-dichlorophenyl isocyanate
other names	3,4-dichlorophenyl isocyanate
Molecular formula	C 7 H 3 Cl 2 NO
Brief description	colorless to yellowish solid with a slightly pungent odor
External identifiers / databases
CAS number 102-36-3 EC number 203-026-2 ECHA InfoCard 100,002,752 PubChem 7607 Wikidata Q4634062
properties
Molar mass	188.01 g mol −1
Physical state	firmly
density	1.39 g cm −3
Melting point	41 ° C
boiling point	240 ° C
solubility	decomposes in water
safety instructions
GHS labeling of hazardous substances danger H and P phrases H: 301-330-318-317-335-410 P: 261-280-301 + 310-305 + 351 + 338-342 + 311
Toxicological data	2.7 mg kg −1 4h −1 ( LC 50 ,  rat ,  inh. ) 91 mg l −1 ( LD 50 ,  rat ,  oral )
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

3,4-dichlorophenyl isocyanate is a chemical compound from the group of isocyanates .

Extraction and presentation

3,4-dichlorophenyl isocyanate is formed from the thermal decomposition of diuron .

properties

3,4-dichlorophenyl isocyanate is a flammable, colorless to yellowish solid with a slightly pungent odor that decomposes in water.

use

3,4-dichlorophenyl isocyanate is used as an intermediate in the production of other chemical compounds (for example 1,5-disubstituted 2-thio biuretenes ).

Individual evidence

1. ↑ ^{a b c d e f g h i j} Entry on 3,4-dichlorophenyl isocyanate in the GESTIS substance database of the IFA , accessed on January 9, 2019(JavaScript required) .
2. ↑ ^{a b} data sheet 3,4-dichlorophenyl isocyanate, 97% from Sigma-Aldrich , accessed on January 29, 2019 ( PDF ).
3. ^ John H. Montgomery: Agrochemicals Desk Reference . CRC Press, 1997, ISBN 978-1-4200-4921-3 , pp. 198 ( limited preview in Google Book Search).