General Information
Version
6.5
Revision date
2025-08-26
Product name
(R)-(+)-α-Methylbenzyl isocyanate
CAS No.
33375-06-3
1.2.1 Relevant identified uses
For R&D use only. Not for pharmaceutical, household or other uses
Emergency telephone
+61 2 9037 2994
Icons in SDS
Company Information
company name
Merck Life Science Pty Ltd
e-mail address of the competent person responsible for the Safety Data Sheet
customersupport.anz@merckgroup.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H227, H315, H317, H319, H330, H335
Hazard statements
Code
Statements
H227
Combustible liquid
Section 2
SECTION 2: Hazards identification
GHS Classification Flammable liquids Category 4 Acute toxicity (Inhalation) Category 2 Skin corrosion/irritation Category 2 Serious eye damage/eye irritation Category 2A Skin sensitisation Category 1 Specific target organ tox- icity - single exposure Category 3 (Respiratory system)
Signal word
Danger
Hazard statements
H227 Combustible liquid. H315 Causes skin irritation. H317 May cause an allergic skin reaction. H319 Causes serious eye irritation. H330 Fatal if inhaled. H335 May cause respiratory irritation.
Prevention
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P260 Do not breathe mist or vapours. P264 Wash skin thoroughly after handling. P271 Use only outdoors or in a well-ventilated area. P272 Contaminated work clothing should not be al- lowed out of the workplace. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P284 Wear respiratory protection.
Response
P302 + P352 IF ON SKIN: Wash with plenty of water. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immedi- ately call a POISON CENTER/ doctor. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P333 + P313 If skin irritation or rash occurs: Get medi- cal advice/ attention. P337 + P313 If eye irritation persists: Get medical ad- vice/ attention. P362 + P364 Take off contaminated clothing and wash it before reuse. P370 + P378 In case of fire: Use dry sand, dry chemi- cal or alcohol-resistant foam to extinguish.
Storage
P403 + P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up.
Disposal
P501 Dispose of contents/ container to an approved waste disposal plant.
Other hazards which do not result in classification
None known.
2.1 Classification of the substance or mixture
Flammable liquids : Category 4 Acute toxicity (Inhalation) : Category 2 Skin corrosion/irritation : Category 2 Serious eye damage/eye : Category 2A irritation Skin sensitisation : Category 1 Specific target organ tox- : Category 3 (Respiratory system) icity - single exposure
