Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 590-63-6, Whether you call it Bethanechol Chloride, Carbamylmethylcholine Chloride or Carbamyl Beta-Methylcholine Chloride you can be assured the Bethanechol Chloride products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.