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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 73519Generated: October 27, 2026

tert-butyl (3R,4R)-4-(tert-butyldimethylsilyloxy)-1-(3-nitropyridin-4-yl)piperidin-3-ylcarbamate → tert-butyl (3R,4R)-1-(3-aminopyridin-4-yl)-4-(tert-butyldimethylsilyloxy)piperidin-3-ylcarbamate

https://huagongshe.com/reaction/73519

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-butyl (3R,4R)-4-(tert-butyldimethylsilyloxy)-1-(3-nitropyridin-4-yl)piperidin-3-ylcarbamateHCID 58386813—
SolventEthanolHCID 702—
SolventEthyl AcetateHCID 8857—
Producttert-butyl (3R,4R)-1-(3-aminopyridin-4-yl)-4-(tert-butyldimethylsilyloxy)piperidin-3-ylcarbamateHCID 5838680699%

Reaction Steps

Following method 2, tert-butyl (3R,4R)-4-(tert-butyldimethylsilyloxy)-1-(3-nitropyridin-4-yl)piperidin-3-ylcarbamate in ethanol and ethyl acetate (1:1, 0.1M solution) was reduced yielding tert-butyl (3R,4R)-1-(3-aminopyridin-4-yl)-4-(tert-butyldimethylsilyloxy)piperidin-3-ylcarbamate, (>99%). LCMS (m/z): 423.2 (MH+); LC Rt=3.78 min.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08829193B2
Source datasetuspto-grants-2014_09
ORD IDord-86d74528e3314eb88722b7251feea87a
Source noteuspto-grants-2014_09