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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2279377Generated: October 30, 2026

3-Oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]thiazine-6-carboxylic acid → 3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]thiazine-6-carboxylic acid {1-[2-(6-methoxy-quinolin-3-ylsulfanyl)-ethyl]-piperidin-4-yl}-amide

https://huagongshe.com/reaction/2279377

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]thiazine-6-carboxylic acidHCID 21873787—
Reactant1-[2-(6-Methoxy-quinolin-3-ylsulfanyl)-ethyl]-piperidin-4-ylamineHCID 66747201—
Product3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]thiazine-6-carboxylic acid {1-[2-(6-methoxy-quinolin-3-ylsulfanyl)-ethyl]-piperidin-4-yl}-amideHCID 46853173—

Reaction Steps

The title compound is prepared as a light yellow solid (64 mg, 30% yield) following Scheme 3 and in analogy to Example 53 using 3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]thiazine-6-carboxylic acid (19 mg, 0.09 mmol, 1.0 eq) and 1-[2-(6-methoxy-quinolin-3-ylsulfanyl)-ethyl]-piperidin-4-ylamine (30 mg, 0.09 mmol, 1.0 eq) as starting materials.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09133219B2
Source datasetuspto-grants-2015_09
ORD IDord-ffc586daf8574c59b713c87997c336e4
Source noteuspto-grants-2015_09