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Alfa Aesar™ Benzyl isocyanate, 98%

Chemical Identifiers

Chemical Name or Material Benzyl isocyanate
CAS 3173-56-6
Molecular Formula C8H7NO
Linear Formula C6H5CH2NCO
Formula Weight 133.15g/mol
MDL Number MFCD00009701
UN Number UN3080
Beilstein 636508
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL0263303

 
alfa aesar™
L02633-03
1g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AAL0263306

 
alfa aesar™
L02633-06
5g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AAL0263314

 
alfa aesar™
L02633-14
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.
Description & Specifications

Specifications

Quantity 1g
Boiling Point 53° to 54°C (0.8mmHg)
Quantity 1g
Flash Point 43°C (109°F)
Odor Pungent
Chemical Name or Material Benzyl isocyanate
CAS 3173-56-6
Assay 98%
Molecular Formula C8H7NO
Linear Formula C6H5CH2NCO
Formula Weight 133.15g/mol
MDL Number MFCD00009701
UN Number UN3080
Beilstein 636508
Health Hazard 1 Danger
Health Hazard 2 GHS H Statement
H301-H330-H334-H226-H315-H319-H335
Toxic if swallowed.
Fatal if inhaled.
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
Flammable liquid and vapor.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Health Hazard 3 GHS P Statement
P210-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P320-P330-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
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).
Rinse mouth.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
Recommended Storage 2° to 8°C
DOT Information Transport Hazard Class: 6.1; Packing Group: II; Proper Shipping Name: ISOCYANATES, TOXIC, FLAMMABLE, N.O.S.

Applications
Benzyl isocyanate, is used as a protected ammonia equivalent in the stereo selective ring-opening of chiral 2,3-epoxy alcohols (from Sharpless asymmetric epoxidation). The key step in the sequence involves intramolecular cyclization of the carbamate intermediate. It is also used in a multicomponent, stereospecific synthesis of 1,3-oxazinane-2,4-diones employing an Al-salph complex.

Solubility
It hydrolyzes with water.

Notes
Moisture& heat Sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Keep away from alcohols, amines.

Safety and Handling

Danger

GHS P Statement
P210-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P320-P330-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
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).
Rinse mouth.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H301-H330-H334-H226-H315-H319-H335
Toxic if swallowed.
Fatal if inhaled.
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
Flammable liquid and vapor.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

2° to 8°C