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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1055822Generated: October 31, 2026

1-((tert-Butoxycarbonyl)amino)cyclopropanecarboxylic acid → 1'H-spiro[cyclopropane-1,6'-pyrrolo[3,4-b]pyrrol]-4'(5'H)-one

https://huagongshe.com/reaction/1055822

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-((tert-Butoxycarbonyl)amino)cyclopropanecarboxylic acidHCID 688396—
Reactant5,6-dihydropyrrolo[3,4-b]pyrrol-4(1H)-oneHCID 69403530—
Product1'H-spiro[cyclopropane-1,6'-pyrrolo[3,4-b]pyrrol]-4'(5'H)-oneHCID 89784179—

Reaction Steps

This compound was prepared in a manner similar to that described for Intermediate 703, starting from 1-((tert-butoxycarbonyl)amino)cyclopropanecarboxylic acid. 1H NMR (400 MHz, DMSO-d6) δ ppm 11.08 (1H, br.), 7.53 (1H, s), 6.82 (1H, s), 6.11 (1H, d, J=2.2 Hz), 1.3 (2H, m), 1.27 (2H, m). m/z (ESI, +ve) 149.0 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09394297B2
Source datasetuspto-grants-2016_07
ORD IDord-6d1e86debddf41aca8f9154f7522e9de
Source noteuspto-grants-2016_07