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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 750654Generated: October 25, 2026

4-(Chloromethyl)-2-methyl-1,3-thiazole → {2-Methyl-3-[2-(2-methyl-thiazol-4-ylmethyl)-1,1-dioxo-2,3-dihydro-1h-1lambda6benzo[d]isothiazol-3-yl]-indol-1-yl}-acetic acid

https://huagongshe.com/reaction/750654

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(Chloromethyl)-2-methyl-1,3-thiazoleHCID 736341—
Reactant[3-(1,1-Dioxo-2,3-dihydro-1h-1lambda6-benzo[d]isothiazol-3-yl)-2-methyl-indol-1-yl]-acetic acid tert-butyl esterHCID 67317115—
Product{2-Methyl-3-[2-(2-methyl-thiazol-4-ylmethyl)-1,1-dioxo-2,3-dihydro-1h-1lambda6benzo[d]isothiazol-3-yl]-indol-1-yl}-acetic acidHCID 59753839—

Reaction Steps

The title compound was prepared by the method described for example 14 using the product from example 3, step c) and 4-chloromethyl-2-methyl-thiazole. 1H NMR (DMSO-d6) δ 13.04 (bs, 1H), 8.00 (d, J=8.7 Hz, 1H), 7.66-7.58 (m, 2H), 7.37 (d, J=8.1 Hz, 1H), 7.19 (s, 1H), 7.08 (d, J=6.3 Hz, 1H), 7.01 (t, J=7.8 Hz, 1H), 6.87-6.76 (m, 2H), 6.18 (s, 1H), 5.00 (s, 2H), 4.51 (d, J=16.2 Hz, 1H), 3.92 (d, J=16.2 Hz, 1H), 2.58 (s, 3H), 2.31 (s, 3H); MS: ESI (negative): 466 (M−H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07405215B2
Source datasetuspto-grants-2008_07
ORD IDord-74b109a298994c3fb6a7baf672117f9a
Source noteuspto-grants-2008_07