EST-73502 monohydrochloride

SI-7711

EST-73502 monohydrochloride, >98% (HPLC)

CAS No. : [2535970-65-9]

IUPAC Name : (R)-9-(2,5-Difluorophenethyl)-4-ethyl-2-methyl-1-oxa-4,9-diazaspiro[5.5]undecan-3-one hydrochloride

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 : EST-73502 monohydrochloride penetrates the BBB and selectively engages μ‑opioid receptors (agonist, K_i= 64 nM) and σ₁ receptors (antagonist, K_i = 118 nM). This dual‑acting profile, preserved in the monohydrochloride salt, produces significant antinociceptive activity.

References : García M. et al.: J. Med. Chem., 63(24), 15508-15526, 2020.

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.