Ractopamine, Buy Various High Quality Ractopamine Products from Global Ractopamine Suppliers and Ractopamine Manufacturers at Alibaba.com. 1. EXPLANATION. Ractopamine hydrochloride, a beta-adrenoceptor agonist, is a phenethanolamine salt approved for use as a feed additive. The formulated products, which. Ractopamine HCl was uniformly labeled with carbon-14 in one of two phenyl rings as a requirement for animal metabolism studies. The six-step synthesis was completed. How to Cite. Terando, N. H. (1992), Synthesis of 14 C-radiolabeled ractopamine hydrochloride. J Label Compd Radiopharm, 31: 651–658. doi: 10.1002/jlcr.2580310903 Ractopamine is a feed additive to promote leanness in animals raised for their meat. Pharmacologically, it is a beta-adrenergic agonist. It is the active ingredient. The term ractopamine HCl refers to the hydrochloride salt of. is usually obtained by non-stereoselective synthesis. which patents are hereby included in. Ractopamine is a beta agonist drug that increases protein synthesis, thereby making the animal more muscular. This reduces the fat content of the meat and. Metabolism of 14 C-ractopamine HCl in the. The effect of compound 31537, EL-737, on the induction of DNA repair synthesis in primary cultures of adult. Sigma-Aldrich offers Sigma-Aldrich-34198, Ractopamine hydrochloride for your research needs. Find product specific information including CAS, MSDS, protocols and. Sigma-Aldrich offers Sigma-R0758, Ritodrine hydrochloride for your research needs. Find product specific information including CAS, MSDS, protocols and references.