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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1531492Generated: October 31, 2026

Hydrochloride methanol → (3R,4R)-[2-[7-[4-[4-[3-(2-methoxy-benzyloxy)-propoxy]-phenyl]-piperidin-3-yloxymethyl]-3,4-dihydro-2H-quinolin-1-yl]-ethyl]-methyl-amine

https://huagongshe.com/reaction/1531492

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloride methanolHCID 21893726—
Reactant(3R,4R)-4-[4-[3-(2-methoxy-benzyloxy)-propoxy]-phenyl]-3-[1-(2-methylamino-ethyl)-1,2,3,4-tetrahydro-quinolin-7-ylmethoxy]-piperidine-1-carboxylic acid tert-butyl esterHCID 69488963—
Product(3R,4R)-[2-[7-[4-[4-[3-(2-methoxy-benzyloxy)-propoxy]-phenyl]-piperidin-3-yloxymethyl]-3,4-dihydro-2H-quinolin-1-yl]-ethyl]-methyl-amineHCID 9894361—

Reaction Steps

In analogy to the procedure described in example 4(b), the (3R,4R)-4-[4-[3-(2-methoxy-benzyloxy)-propoxy]-phenyl]-3-[1-(2-methylamino-ethyl)-1,2,3,4-tetrahydro-quinolin-7-ylmethoxy]-piperidine-1-carboxylic acid tert-butyl ester was deprotected with HCl/methanol to yield the (3R,4R)-[2-[7-[4-[4-[3-(2-methoxy-benzyloxy)-propoxy]-phenyl]-piperidin-3-yloxymethyl]-3,4-dihydro-2H-quinolin-1-yl]-ethyl]-methyl-amine as a yellow oil; MS: 574 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06197959B1
Source datasetuspto-grants-2001_03
ORD IDord-d9869e9b081041068366fb0d081e5e0e
Source noteuspto-grants-2001_03