Malononitrile

Merck Life Science Pty Ltd

Revision date : 2026-08-12

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GHS06 GHS09
Health risk rating 5
Safety risk rating 1
Environmental risk rating 5

Note: Ingredients listed on restricted chemical lists

EC/CAS

109-77-3

Name of the chemical

Malononitrile

Concentration

>= 60 - <= 100

General Information

Version

6.9

Revision date

2026-08-12

Product name

Malononitrile

CAS No.

109-77-3

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

GHS06 GHS09 M004 M009 M010 M017

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)

H300, H311+H331, H317, H319, H410

Hazard statements

Code

Statements

H300

Fatal if swallowed

Section 2

SECTION 2: Hazards identification

GHS Classification Acute toxicity (Oral) Category 2 Acute toxicity (Inhalation) Category 3 Acute toxicity (Dermal) Category 3 Serious eye damage/eye Category 2A irritation Skin sensitisation Category 1 Short-term (acute) aquat- Category 1 ic hazard Long-term (chronic) Category 1 aquatic hazard

Signal word

Danger

Hazard statements

H300 Fatal if swallowed. H311 + H331 Toxic in contact with skin or if inhaled. H317 May cause an allergic skin reaction. H319 Causes serious eye irritation. H410 Very toxic to aquatic life with long lasting effects.

Prevention

P261 Avoid breathing dust. P264 Wash skin thoroughly after handling. P270 Do not eat, drink or smoke when using this prod- uct. P271 Use only outdoors or in a well-ventilated area. P272 Contaminated work clothing should not be al- lowed out of the workplace. P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection.

Response

P301 + P310 + P330 IF SWALLOWED: Immediately call a POISON CENTER/ doctor. Rinse mouth. P302 + P352 + P312 IF ON SKIN: Wash with plenty of water. Call a POISON CENTER/ doctor if you feel un- well. P304 + P340 + P311 IF INHALED: Remove person to fresh air and keep comfortable for breathing. 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. P361 + P364 Take off immediately all contaminated clothing and wash it before reuse. P391 Collect spillage.

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

Acute toxicity (Oral) : Category 2 Acute toxicity (Inhalation) : Category 3 Acute toxicity (Dermal) : Category 3 Serious eye damage/eye : Category 2A irritation Skin sensitisation : Category 1 Short-term (acute) aquat- : Category 1 ic hazard Long-term (chronic) : Category 1 aquatic hazard

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