Methylammonium Iodide (MAI) Specifications Chemical Formula CH6IN Synonyms Methylamine hydroiodide CAS No. 14965-49-2 Chemical Name Methylammonium iodide Physical Aappearance White, crystalline solid Purity M272: 99.9% (ICP-OES) M271: >99.9% (further purified by double recrystallisation from 99.9% grade in ethanol) Molecular Weight 158.97 g/mol Recommended Solvents (for perovskite synthesis) DMF, DMSO