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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1735111Generated: October 30, 2026

Water → Methyl 8-methyl-5-nitrothieno[2,3-b]indole-2-carboxylate

https://huagongshe.com/reaction/1735111

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantPotassium CarbonateHCID 11430—
ReactantMethyl ThioglycolateHCID 16907—
Reactant2-Chloro-1-methyl-5-nitroindole-3-carbaldehydeHCID 10823874—
SolventMethanolHCID 887—
ProductMethyl 8-methyl-5-nitrothieno[2,3-b]indole-2-carboxylateHCID 19068989—

Reaction Steps

1.4 g of (66) was added to a slurry of excess K2CO3 in 100 ml of MeOH. 2 ml of methyl 2-mercaptoacetate was added and the mixture left with stirring overnight. Addition of water precipitated the product, which was washed with MeOH and water to give 640 mg of (67). M.p. 269°-71° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05536721
Source datasetuspto-grants-1996_07
ORD IDord-dc9b21c0ec074569b51db4d9f7fb9792
Source noteuspto-grants-1996_07