Skip to Content
Merck
CN
All Photos(1)

Key Documents

478393

Sigma-Aldrich

2,4-Dichlorobenzyl isocyanate

98%

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
Cl2C6H3CH2NCO
CAS Number:
Molecular Weight:
202.04
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:

Assay

98%

refractive index

n20/D 1.565 (lit.)

bp

273 °C (lit.)

density

1.388 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

Clc1ccc(CN=C=O)c(Cl)c1

InChI

1S/C8H5Cl2NO/c9-7-2-1-6(4-11-5-12)8(10)3-7/h1-3H,4H2

InChI key

FUIUATRKBRZCQD-UHFFFAOYSA-N

General description

2,4-Dichlorobenzyl isocyanate, also known as 2,4-dichloro-1-(isocyanatomethyl)benzene, is an organic building block containing an isocyanate group.

Application

2,4-Dichlorobenzyl isocyanate may be used in the preparation of N-(2,5-dichlorobenzyl)-1-(4-methoxybenzyl)-4,5-dihydro-1H-imidazol-2-amine.

Pictograms

Health hazardExclamation mark

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service