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Alfa Aesar™ 4-Chlorophenyl isocyanate, 98%

Chemical Identifiers

Chemical Name or Material 4-Chlorophenyl isocyanate
CAS 104-12-1
Molecular Formula C7H4ClNO
Formula Weight 153.57
MDL Number MFCD00002024
UN Number UN2811
Beilstein 386235
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAA1496614

  SDS
alfa aesar™
A1496614
25g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AAA1496622

  SDS
alfa aesar™
A1496622
100g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Description & Specifications

Specifications

Formula Weight 153.57
Molecular Formula C7H4ClNO
Health Hazard 1 Danger
DOT Information Transport Hazard Class: 6.1; Packing Group: I; Proper Shipping Name: TOXIC SOLIDS, ORGANIC, N.O.S.
CAS 104-12-1
Health Hazard 3 GHS P Statement
P260-P304+P340-P305+P351+P338-P320-P405-P501a
Do not breathe dust/fume/gas/mist/vapors/spray.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Specific treatment is urgent (see label).
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
Melting Point 29° to 31°C
Health Hazard 2 GHS H Statement
H330-H334-H318-H315-H335
Fatal if inhaled.
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
Causes serious eye damage.
Causes skin irritation.
May cause respiratory irritation.
MDL Number MFCD00002024
Odor Pungent
Beilstein 386235
Quantity 25g
Chemical Name or Material 4-Chlorophenyl isocyanate
Recommended Storage 2° to 8°C
RTECS Number NQ8575000
TSCA TSCA
Boiling Point 203° to 204°C
Assay 98%
UN Number UN2811
Flash Point 90°C (194°F)

Applications
4-Chlorophenyl isocyanate is used in the preparation of isothiocyanates. Aryl isocyanates undergo [2+2] cycloaddition reactions with dihydrofuran to give bicyclic ß-lactams in high yield.

Solubility
Hydrolyzes in water.

Notes
Keep container tightly closed. Store away from oxidizing agents.

Safety and Handling

Danger

GHS P Statement
P260-P304+P340-P305+P351+P338-P320-P405-P501a
Do not breathe dust/fume/gas/mist/vapors/spray.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Specific treatment is urgent (see label).
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H330-H334-H318-H315-H335
Fatal if inhaled.
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
Causes serious eye damage.
Causes skin irritation.
May cause respiratory irritation.

2° to 8°C