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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1518396Generated: October 25, 2026

2-[8-(Benzothiazol-2-ylcarbamoyl)-3,4-dihydro-1H-isoquinolin-2-yl]-5-{3-[2-fluoro-4-(4-methyl-piperazin-1-yl)-phenoxy]-propyl}-thiazole-4-carboxylic acid → 6-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-3-(3-(2-fluoro-4-(4-methylpiperazin-1-yl)phenoxy)propyl)picolinic acid

https://huagongshe.com/reaction/1518396

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-[8-(Benzothiazol-2-ylcarbamoyl)-3,4-dihydro-1H-isoquinolin-2-yl]-5-{3-[2-fluoro-4-(4-methyl-piperazin-1-yl)-phenoxy]-propyl}-thiazole-4-carboxylic acidHCID 46836865—
Reactantethyl 2-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-5-(3-iodopropyl)thiazole-4-carboxylateHCID 59447467—
Reactanttert-butyl 6-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-3-(3-iodopropyl)picolinateHCID 59447593—
Product6-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-3-(3-(2-fluoro-4-(4-methylpiperazin-1-yl)phenoxy)propyl)picolinic acidHCID 59447675—

Reaction Steps

The title compound 101 was prepared using the same procedure described in step 2 of Example 54 by replacing compound 54A and compound 2C with compound 93 and compound 96D, respectively: 1H NMR (400 MHz, DMSO-D6) δ ppm 12.80 (1H, s), 9.61 (1H, s), 8.03 (1H, d), 7.79 (1H, d), 7.60 (1H, d), 7.55 (1H, d), 7.44-7.51 (1H, m), 7.39-7.43 (1H, m), 7.33-7.38 (2H, m), 7.02 (1H, t), 6.90-6.98 (2H, m), 6.70 (1H, dd), 4.93 (2H, s), 3.93 (2H, t), 3.86 (2H, t), 3.67-3.75 (2H, m), 3.26-3.37 (2H, m), 3.06-3.20 (2H, m), 2.99 (2H, t), 2.76-2.93 (7H, m), 1.86-1.99 (2H, m); LCMS (APCI) m/e 681 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08232273B2
Source datasetuspto-grants-2012_07
ORD IDord-7937158cfddd43f08a648c3caa27ce83
Source noteuspto-grants-2012_07