Oxybutynin EP impurity B

SL-5214

Oxybutynin EP impurity B, >98%

CAS No. : [14943-53-4]

IUPAC Name : 4-(Diethylamino)but-2-ynyl 2-hydroxy-2,2-diphenylacetate

Price And Availability
Pack Size	Price in USD	Add To Shopping Cart	Availability	Shipping Status
5MG	Request A Quote		Back Order	Estimated to ship on 04 October 2026
10MG	Request A Quote		Back Order	Estimated to ship on 04 October 2026
25MG	Request A Quote		Back Order	Estimated to ship on 04 October 2026
50MG	Request A Quote		Back Order	Estimated to ship on 04 October 2026
100MG	Request A Quote		Back Order	Estimated to ship on 04 October 2026

Applications : This is an impurity of Oxybutynin (Oxybutynin EP impurity B), which is a competitive antagonist of the M1, M2, and M3 subtypes of the muscarinic acetylcholine receptor, used to relieve urinary and bladder difficulties.

References : Lukkari E. et al.: Pharmacol Toxicol, 82(4), 161-166, 1998; Tonini M. et al.: J. Pharm Pharmacol, 39(2), 103-107, 1987; Comar J. F. et al.: Pharmacol Toxicol, 93(3), 147-152, 2003; Yoshida A. et al.: Life Sci, 87(5-6), 175-180, 2010; Guarneri L. et al.: Pharmacol Res, 24(3), 263-272,1991.

Storage : Keep container tightly closed under nitrogen or argon and refrigerate for long-term shelf life.

Caution : In case of contact with skin or eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable protective clothing and gloves.