Note: Ingredients listed on restricted chemical lists
EC/CAS
109-77-3
Name of the chemical
Malononitrile
Concentration
<=100
General Information
Version
This safety data sheet was created pursuant to the requirements of
Revision date
2025-12-18
Product name
Malononitrile
Product Synonyms
MDN; Dicyanomethane
CAS No.
109-77-3
Emergency telephone
001-800-227-6701, +32 14 57 52 11, 001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Fisher Scientific Company
GHS Information
Signal word
Danger
Section 2
SECTION 2: Hazards identification
(29 CFR 1910.1200) Classification
Signal word
Danger Hazard Statements Fatal if swallowed May cause an allergic skin reaction Causes serious eye irritation Toxic in contact with skin or if inhaled
Prevention
Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Wear protective gloves/protective clothing/eye protection/face protection Avoid breathing dust/fume/gas/mist/vapors/spray Use only outdoors or in a well-ventilated area Contaminated work clothing should not be allowed out of the workplace Inhalation IF INHALED: Remove person to fresh air and keep comfortable for breathing Call a POISON CENTER or doctor Skin IF ON SKIN: Wash with plenty of soap and water Call a POISON CENTER or doctor if you feel unwell Take off immediately all contaminated clothing Take off contaminated clothing and wash before reuse If skin irritation or rash occurs: Get medical advice/attention Eyes IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing If eye irritation persists: Get medical advice/attention Ingestion IF SWALLOWED: Immediately call a POISON CENTER or doctor Rinse mouth
Storage
Store locked up Store in a well-ventilated place. Keep container tightly closed
Disposal
Dispose of contents/container to an approved waste disposal plant
2.3 Other hazards
Very toxic to aquatic life with long lasting effects
2.1 Classification of the substance or mixture
Category 2 Acute dermal toxicity Category 3 Acute Inhalation Toxicity - Dusts and Mists Category 3 Serious Eye Damage/Eye Irritation Category 2 Skin Sensitization Category 1 Label Elements