Alfa Aesar™ Benzyl isocyanate, 98%
Manufacturer: Alfa Aesar™ L0263303
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.
It hydrolyzes with water.
Moisture& heat Sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Keep away from alcohols, amines.
|53°C to 54°C (0.8mmHg)|
Safety and Handling
GHS H Statement
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.
GHS P Statement
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).
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
DOTInformation : Transport Hazard Class: 6.1; Packing Group: II; Proper Shipping Name: ISOCYANATES, TOXIC, FLAMMABLE, N.O.S.
Recommended Storage : 2° to 8°C