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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2222160Generated: October 26, 2026

5-Methyl-thiophene-2-carboxylic acid (7-[1,4]dioxepan-6-yl-4-methoxy-benzothiazol-2-yl)-amide → 2-Chloromethyl-N-[4-methoxy-7-(tetrahydro-pyran-4-yl)-benzothiazol-2-yl]-isonicotinamide

https://huagongshe.com/reaction/2222160

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Methyl-thiophene-2-carboxylic acid (7-[1,4]dioxepan-6-yl-4-methoxy-benzothiazol-2-yl)-amideHCID 11373100—
Reactant4-Methoxy-7-(tetrahydro-pyran-4-yl)-benzothiazol-2-yl-amineHCID 22015735—
Reactant2-(Chloromethyl)isonicotinic acidHCID 22252242—
Product2-Chloromethyl-N-[4-methoxy-7-(tetrahydro-pyran-4-yl)-benzothiazol-2-yl]-isonicotinamideHCID 22719561—

Reaction Steps

2-Chloromethyl-N-[4-methoxy-7-(tetrahydro-pyran-4-yl)-benzothiazol-2-yl]-isonicotinamide was prepared from 4-methoxy-7-(tetrahydro-pyran-4-yl)-benzothiazol-2-ylamine and and 2-chloromethyl-isonicotinic acid in exact the same manner as described for 5-methyl-thiophene-2-carboxylic acid (7-[1,4]dioxepan-6-yl-4-methoxy-benzothiazol-2-yl)-amide. Light yellow solid (60% yield). MS: m/e=419(M+H+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07371748B2
Source datasetuspto-grants-2008_05
ORD IDord-074897d82f0748f7930d563a2acc0f8f
Source noteuspto-grants-2008_05