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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1778020Generated: November 2, 2026

1-((2-(Dimethoxymethyl)-5,6,7,8-tetrahydro-1,8-naphthyridin-3-yl)methyl)-4-methylpiperazin-2-one → phenyl 7-(dimethoxymethyl)-6-((4-methyl-2-oxopiperazin-1-yl)methyl)-3,4-dihydro-1,8-naphthyridine-1(2H)-carboxylate

https://huagongshe.com/reaction/1778020

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-((2-(Dimethoxymethyl)-5,6,7,8-tetrahydro-1,8-naphthyridin-3-yl)methyl)-4-methylpiperazin-2-oneHCID 118036658—
Reactantphenyl 6-(((tert-butyldimethylsilyl)oxy)methyl)-7-(dimethoxymethyl)-3,4-dihydro-1,8-naphthyridine-1(2H)-carboxylateHCID 131734775—
Productphenyl 7-(dimethoxymethyl)-6-((4-methyl-2-oxopiperazin-1-yl)methyl)-3,4-dihydro-1,8-naphthyridine-1(2H)-carboxylateHCID 118036809—

Reaction Steps

From intermediate 81, synthesized in an analogous manner to intermediate 38, the title compound was obtained as a light yellow oil. (UPLC-MS 6) tR 0.73; ESI-MS 455.3 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09266883B2
Source datasetuspto-grants-2016_02
ORD IDord-85777afc996b49c6968247878886a9d4
Source noteuspto-grants-2016_02