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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 38543Generated: October 29, 2026

3-Chloro-4-(2-pyridylmethoxy)aniline → tert-Butyl 4-{[3-chloro-4-(pyridin-2-ylmethoxy)phenyl]amino}-3-cyano-5,8-dihydrothieno[2,3-b:5,4-c']dipyridine-7(6H)-carboxylate

https://huagongshe.com/reaction/38543

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Chloro-4-(2-pyridylmethoxy)anilineHCID 16781212—
Reactanttert-Butyl 4-chloro-3-cyano-5,8-dihydrothieno[2,3-b:5,4-c']dipyridine-7(6H)-carboxylateHCID 58116935—
Producttert-Butyl 4-{[3-chloro-4-(pyridin-2-ylmethoxy)phenyl]amino}-3-cyano-5,8-dihydrothieno[2,3-b:5,4-c']dipyridine-7(6H)-carboxylateHCID 5811680464%

Reaction Steps

In analogy to Example 54A, the title compound was synthesized from tert-butyl 4-chloro-3-cyano-5,8-dihydrothieno[2,3-b:5,4-c′]dipyridine-7(6H)-carboxylate from Example 53A (190 mg, 0.54 mmol) and 3-chloro-4-(pyridin-2-ylmethoxy)aniline from Example 6A (127 mg, 0.54 mmol) to yield 215 mg (88% purity, 64% yield), which were used without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08524722B2
Source datasetuspto-grants-2013_09
ORD IDord-b9c17ffcb88e4f9fb2c1b24e253582ad
Source noteuspto-grants-2013_09