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Key Documents

8.41439

Sigma-Aldrich

2,4-Dichlorophenyl isocyanate

for synthesis

Synonym(s):

2,4-Dichlorophenyl isocyanate, Isocyanic acid 2,4-dichlorophenyl ester

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About This Item

Empirical Formula (Hill Notation):
C7H3Cl2NO
CAS Number:
Molecular Weight:
188.01
MDL number:
UNSPSC Code:
12352101
EC Index Number:
220-040-4

Assay

≥97.0% (GC)

form

crystals

bp

80 °C/1 hPa

mp

58-61 °C

InChI

1S/C7H3Cl2NO/c8-5-1-2-7(10-4-11)6(9)3-5/h1-3H

InChI key

OLBJNSPBWLCTOT-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Melting range (lower value): ≥ 58 °C
Melting range (upper value): ≤ 61 °C
Identity (IR): passes test

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3


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