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CAS 16135-36-7 — 4-Aminonicotinic acid methyl ester

4-Aminonicotinic acid methyl ester is an organic compound primarily used as a key intermediate in pharmaceutical synthesis, particularly in the production of APIs like nicotinic acid derivatives. It serves as a building block for vitamins, agrochemicals, and other fine chemicals requiring pyridine-based structures. This chemical has the CAS number 16135-36-7 and carries no signal word under standard classification, indicating low acute hazard. It is a white to off-white crystalline solid with a melting point of around 110–115°C and is soluble in polar organic solvents. Molekula supplies 4-Aminonicotinic acid methyl ester from research to bulk quantities with full documentation and ISO 9001:2015 traceability.