8.22091

Methylamine

(40% solution in water) for synthesis

• Synonym(s): Monomethylamine
• UNSPSC Code: 12352116
• NACRES: NA.22

Properties

• vapor pressure: 370 hPa ( 25 °C)
• Quality Level: 200
• form: liquid
• autoignition temp.: 425 °C
• potency: 698 mg/kg LD₅₀, oral (Rat)
• expl. lim.: 5.2-26.4 % (v/v)
• pH: 14 (20 °C in H₂O)
• mp: -40 °C
• transition temp: flash point -18 °C
• density: 0.90 g/cm³ at 20 °C
• storage temp.: 2-30°C

Description

Application

• Carbon Dioxide Reduction to Methylamines under Metal‐Free Conditions: Reports the use of metal-free catalysts for the methylation of amines with CO2, contributing to greener chemical processes and enhancing the synthesis of methylamines (Blondiaux et al., 2014).
• Methylamine‐Gas‐Induced Defect‐Healing Behavior of CH3NH3PbI3 Thin Films for Perovskite Solar Cells: Exploration of room-temperature, ultrafast methylamine-induced defect-healing that enhances the electronic properties and efficiency of perovskite solar cells (Zhou et al., 2015).
• Thermally induced recrystallization of MAPbI3 perovskite under methylamine atmosphere: Describes a method for fabricating perovskite with large uniform crystalline grains using a methylamine atmosphere, improving the stability and efficiency of the material (Jacobs and Zang, 2016).

Analysis Note

Assay (acidimetric): 38.0 - 42.0 %
Density (d 20 °C/ 4 °C): 0.897 - 0.902

Safety Information

• Pictograms: GHS02,GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H225,H302,H314,H335
• Precautionary Statements: P210 - P233 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): -0.4 °F
• Flash Point(C): -18 °C