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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1349112Generated: October 31, 2026

3-Amino-9-ethylcarbazole → (2S,4EZ)-4-benzylidene-1-[4-(dimethylamino)butanoyl]-N-(9-ethyl-9H-carbazol-3-yl)-2-pyrolidinecarboxamide

https://huagongshe.com/reaction/1349112

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Amino-9-ethylcarbazoleHCID 8588—
Reactant4-(Dimethylamino)butanoyl chlorideHCID 15087690—
Reactant(2S,4EZ)-4benzylidene-1-(tert-butoxycarbonyl)-2-pyrrolidinecarboxylic acidHCID 69250545—
Product(2S,4EZ)-4-benzylidene-1-[4-(dimethylamino)butanoyl]-N-(9-ethyl-9H-carbazol-3-yl)-2-pyrolidinecarboxamideHCID 69249086—

Reaction Steps

Following the general method as outlined in Example 22, starting from (2S,4EZ)-4-benzylidene-1-(tert-butoxycarbonyl)-2-pyrrolidinecarboxylic acid, 4-(dimethylamino)butanoyl chloride, and 9-ethyl-9H-carbazol-3-amine the title compound was obtained in 74% purity by LC/MS. MS(ESI+): m/z=509.4.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07211601B2
Source datasetuspto-grants-2007_05
ORD IDord-03137276702344d184b16cfee787a070
Source noteuspto-grants-2007_05