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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1623936Generated: October 30, 2026

(tetrahydro-3-thienyl)hydrazine S,S-dioxide → (1aR,5aR)-2-(1,1-Dioxo-tetrahydrothiophen-3-yl)-1a,2,5,5a-tetrahydro-1H-2,3-diaza-cyclopropa[a]pentalene-4-carboxylic acid

https://huagongshe.com/reaction/1623936

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(tetrahydro-3-thienyl)hydrazine S,S-dioxideHCID 103013—
Reactantpotassium 2-ethoxy-2-oxo-((1R,5R)-2-oxobicyclo[3.1.0]hexan-3-ylidene)ethanolateHCID 68182523—
Product(1aR,5aR)-2-(1,1-Dioxo-tetrahydrothiophen-3-yl)-1a,2,5,5a-tetrahydro-1H-2,3-diaza-cyclopropa[a]pentalene-4-carboxylic acidHCID 68182305—

Reaction Steps

(1aR,5aR)-2-(1,1-Dioxo-tetrahydrothiophen-3-yl)-1a,2,5,5a-tetrahydro-1H-2,3-diaza-cyclopropa[a]pentalene-4-carboxylic acid was prepared in a manner similar to that described in Method C and D using potassium 2-ethoxy-2-oxo-1-((1R,5R)-2-oxobicyclo[3.1.0]hexan-3-ylidene)ethanolate and (1,1-dioxo-tetrahydrothiophen-3-yl)hydrazine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08778950B2
Source datasetuspto-grants-2014_07
ORD IDord-abe1fa8be7f04f9f91d68d3da26ecb27
Source noteuspto-grants-2014_07