5-Methyl-3-(p-tolyl)-1,2,4-oxadiazole

Merck Ltd.

Revision date : 2026-09-11

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GHS07 GHS09
Health risk rating 3
Safety risk rating 1
Environmental risk rating 4

General Information

Version

6.5

Revision date

2026-09-11

Product name

5-Methyl-3-(p-tolyl)-1,2,4-oxadiazole

CAS No.

81386-30-3

Emergency telephone

+81 (0)3 4520 9637

Icons in SDS

GHS07 GHS09 M004 M009 M010 M011

Company Information

company name

Merck Ltd.

GHS Information

Signal word

Warning

Hazard Codes

Hazard statements (CLP)

H302, H315, H319, H335, H400

Hazard statements

Code

Statements

H302

Harmful if swallowed

Section 2

SECTION 2: Hazards identification

Regulation (EC) No. 1272/2008 Classification of the substance or mixture

Signal word

Warning

Hazard statements

H302 Harmful if swallowed. H315 Causes skin irritation. H319 Causes serious eye irritation. H335 May cause respiratory irritation. H400 Very toxic to aquatic life.

Precautionary statements

P261 Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray. P273 Avoid release to the environment.

Response

P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

2.3 Other hazards

None known.

2.1 Classification of the substance or mixture

Classification (REGULATION (EC) No 1272/2008) Acute toxicity, Category 4 H302: Harmful if swallowed. Skin irritation, Category 2 H315: Causes skin irritation. Eye irritation, Category 2 H319: Causes serious eye irritation. Specific target organ toxicity - H335: May cause respiratory irritation. single exposure, Category 3 Short-term (acute) aquatic hazard, H400: Very toxic to aquatic life.

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