Product Identification
【Product Name】4-Methylphenylhydrazine hydrochloride
【Synonyms】p-Tolylhydrazine hydrochloride  對甲苯肼鹽酸鹽
【CAS】637-60-5
【Formula】C7H11ClN2
【Molecular Weight】158.63
【EINECS】211-295-2
【RTECS】MW0195000
【RTECS Class】Tumorigen; Mutagen
【Beilstein/Gmelin】3563996
【Beilstein Reference】4-15-00-01229
【EC Index Number】007-014-00-6
【EC Class】carcinogenic, toxic, sensitizing, dangerous for the environment

Physical and Chemical Properties
【Appearance】Off-white solid.
【Melting Point】241℃

First Aid Measures
【Ingestion】If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid.
【Inhalation】Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
【Skin】Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
【Eyes】Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Handling and Storage
【Storage】Store in a cool, dry place. Store in a tightly closed container.
【Handling】Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.

Hazards Identification
【Ingestion】Harmful if swallowed. May cause irritation of the digestive tract.
【Inhalation】Harmful if inhaled. May cause respiratory tract irritation.
【Skin】May cause skin irritation. Harmful if absorbed through the skin.
【Eyes】May cause eye irritation.
【EC Risk Phrase】R 20/21/22 36/37/38
【EC Safety Phrase】S 26 36/37/39
【UN (DOT)】2811

Exposure Controls/Personal Protection
【Personal Protection】Eyes: Wear chemical ggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear a chemical apron.
【Respirators】A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.

Fire Fighting Measures
【Fire Fighting】Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Accidental Release Measures
【Small spills/leaks】Vacuum or sweep up material and place into a suitable disposal container.

Stability and Reactivity
【Stability】No data.
【Incompatibilities】Oxidizing agents.
【Decomposition】Hydrogen chloride, nitrogen oxides, carbon monoxide, carbon dioxide.

Transport Information
【UN Number】2811
【HS Code】2928 00 90