(R)-5-(2-((2-(2-Ethoxyphenoxy)ethyl-1,1,2,2-d4)amino)propyl)-2-methoxybenzenesulfonamide hydrochloride

Tamsulosin-d4 (hydrochloride) is deuterium labeled Tamsulosin (hydrochloride). Tamsulosin hydrochloride ((R)-(-)-YM12617) is an inhibitor of α1-adrenergic receptor. Tamsulosin hydrochloride is used for the research of prostatic hyperplasia. Tamsulosin hydrochloride attenuates abdominal aortic aneurysm growth in animal models[1].

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[3] William G. Montgomery, BA, et al. Tamsulosin Attenuates Abdominal Aortic Aneurysm Growth. Surgery. 2018 Nov; 164(5): 1087-1092. DOI:10.1016/j.surg.2018.06.036
[4] K HONDA. Studies on YM-12617: a selective and potent antagonist of postsynaptic alpha 1-adrenoceptors.[J]. Naunyn-Schmiedeberg’s archives of pharmacology, 1985, 328 3: 264-272. DOI: 10.1007/bf00515552
[5] W. D. RATNASOORIYA  R. M W. Tamsulosin, a selective α1-adrenoceptor antagonist, inhibits fertility of male rats[J]. Andrologia, 1994, 26 2: 107-110. DOI: 10.1111/j.1439-0272.1994.tb00766.x