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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2223014Generated: October 29, 2026

Hydrochloric Acid → HCID 131726784, compound

https://huagongshe.com/reaction/2223014

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 131726785HCID 131726785—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 131726784HCID 13172678497%

Reaction Steps

To the Boc-Leu-Hydrocodone was added 25 ml of 4N HCl in dioxane. The resulting mixture was stirred at ambient temperatures for 18 hours. Solvent was removed and final product dried under vacuum. Solid was collected as a slightly yellow solid (1.96 g, 97% yield): 1H NMR (DMSO-d6) δ 0.94 (d, 6H), 1.52 (m, 1H), 1.75-1.90 (m, 4H), 2.22 (dt, 1H), 2.34 (dt, 1H), 2.64 (q, 1H), 2.75 (s, 3H), 2.95-3.23 (m, 4H), 3.74 (s, 3H), 3.91 (d, 1H), 4.07 (s, 1H), 5.10 (s, 1H), 5.72 (d, 1H), 6.76 (d, 1H), 6.86 (d, 1H), 8.73 br s, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07375082B2
Source datasetuspto-grants-2008_05
ORD IDord-37670b799352486b865f94455137bc79
Source noteuspto-grants-2008_05