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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2190668Generated: October 30, 2026

Ethyl isocyanate → 4-[5-(3-Iodo-4-methyl-phenylcarbamoyl)-pyridin-2-yl]-piperazine-1-carboxylic acid tert-butylamide

https://huagongshe.com/reaction/2190668

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl isocyanateHCID 8022—
ReactantN-(3-Iodo-4-methyl-phenyl)-6-piperazin-1-yl-nicotinamideHCID 59318071—
Reactant3-({4-[5-(3-Iodo-4-methyl-phenylcarbamoyl)-pyridin-2-yl]-piperazine-1-carbonyl}-amino)-propionic acid ethylesterHCID 59318118—
Product4-[5-(3-Iodo-4-methyl-phenylcarbamoyl)-pyridin-2-yl]-piperazine-1-carboxylic acid tert-butylamideHCID 59318126—

Reaction Steps

4-[5-(3-Iodo-4-methyl-phenylcarbamoyl)-pyridin-2-yl]-piperazine-1-carboxylic acid tert-butylamide was synthesized from N-(3-iodo-4-methyl-phenyl)-6-piperazin-1-yl-nicotinamide and ethyl isocyanate in a manner similar to the one described in the synthesis of 3-({4-[5-(3-iodo-4-methyl-phenylcarbamoyl)-pyridin-2-yl]-piperazine-1-carbonyl}-amino)-propionic acid ethylester above. LCMS calcd for C20H24IN5O2 (m/e) 493, obsd 494 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08324385B2
Source datasetuspto-grants-2012_12
ORD IDord-cfb7be0c1aca4bcc898a84b4a4fc8266
Source noteuspto-grants-2012_12