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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1264009Generated: October 26, 2026

5-Amino-1,3-dihydro-2lambda6-benzothiophene-2,2-dione → HCID 178516996, compound

https://huagongshe.com/reaction/1264009

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Amino-1,3-dihydro-2lambda6-benzothiophene-2,2-dioneHCID 2821917—
Reactant8-[Ethoxymethylidene]-6H-[1,3]thiazolo[5,4-e]indol-7-oneHCID 53990807—
ProductHCID 178516996HCID 17851699637%

Reaction Steps

The title compound was prepared in 37% yield from 8-ethoxymethylene-6,8-dihydro-1-thia-3,6-diaza-as-indacen-7-one and 2,2-dioxo-1,3-dihydrobenzo[c]thiophene-5-ylamine according to Procedure J: 1H NMR (DMSO-d6): δ 11.11 (d,1H), 10.89 (s, 1H), 9.27 (s, 1H), 8.06 (d, 1H), 7.82 (d, 1H), 7.47 (m, 2H), 7.13 (d, 1H), 6.98 (d, 1H), 6.5 (m, 2H); APCI−MS m/z 384 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06541503B2
Source datasetuspto-grants-2003_04
ORD IDord-bd552ba56f254c149636b520503ca8d6
Source noteuspto-grants-2003_04