Methylamine 33% Solution in Methanol

Methylamine 33% Solution in Methanol
Other Names: Monomethylamine Methanol Solution, MMA33, MeOH Solution of Methylamine
CAS Number: 74-89-5 (methylamine), 67-56-1 (methanol)
Sum Formula: CH₃NH₂ (methylamine) in CH₃OH (methanol)
Concentration: 33% methylamine in methanol
Appearance: Clear, colorless liquid with ammonia-like odor

Methylamine 33% in methanol is a reactive alkylamine solution used in organic synthesis, alkylation reactions, and chemical manufacturing. It is flammable and highly reactive, requiring careful handling under controlled industrial conditions.

Chemical and Physical Properties
Density: ~0.85–0.86 g/cm³ (20°C)
Boiling Point: ~64–65°C (methanol base)
Solubility: Miscible with water and most polar solvents
Flash Point: ~12°C (closed cup)
Vapor Pressure: ~127 hPa at 20°C
Odor: Strong, ammonia-like

Applications
Intermediate in organic synthesis of agrochemicals, surfactants, and polymers
Used for methylation and alkylation reactions in laboratory and industrial processes
Applied in chemical manufacturing requiring primary amine reactivity
Used in resin production and specialty chemical formulations

Safety

Signal Word: Danger

Hazard Statements:
H225: Highly flammable liquid and vapor
H301: Toxic if swallowed
H311: Toxic in contact with skin
H331: Toxic if inhaled
H314: Causes severe skin burns and eye damage
H370: Causes damage to organs (methanol component)

Precautionary Statements:
P210: Keep away from heat, hot surfaces, sparks, open flames – No smoking
P260: Do not breathe vapors
P280: Wear protective gloves, clothing, and eye/face protection
P301+P310: IF SWALLOWED: Immediately call a POISON CENTER or doctor
P303+P361+P353: IF ON SKIN: Remove contaminated clothing immediately. Rinse skin with water
P305+P351+P338: IF IN EYES: Rinse cautiously with water. Remove contact lenses if present and easy to do
P501: Dispose of contents/container in accordance with regulations

First Aid Measures
Eye Contact: Rinse with water for at least 15 minutes. Seek immediate medical attention
Skin Contact: Wash with plenty of water and soap. Remove contaminated clothing
Inhalation: Move to fresh air, administer oxygen if needed, seek emergency help
Ingestion: Do not induce vomiting. Rinse mouth. Get medical help immediately

Handling and Storage
Store in tightly sealed containers in a cool, well-ventilated flammable-liquids cabinet
Keep away from ignition sources, heat, and oxidizing agents
Use explosion-proof equipment and grounding/bonding measures during transfer
Ensure handling in fume hoods or well-ventilated areas

IMPORTANT NOTICE:

ONLY COMPANY ORDERS ACCEPTED.
This product is intended exclusively for industrial and laboratory use by verified business customers.