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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 716043Generated: October 26, 2026

HCID 71015501, compound → 6-(7-pivaloyl-5-((2-(trimethylsilyl)-ethoxy)methyl)-5H-pyrrolo[2,3-b]pyrazin-2-ylamino)-nicotinaldehyde

https://huagongshe.com/reaction/716043

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 71015501HCID 71015501—
CatalystManganese dioxideHCID 14801—
SolventDichloromethaneHCID 6344—
Product6-(7-pivaloyl-5-((2-(trimethylsilyl)-ethoxy)methyl)-5H-pyrrolo[2,3-b]pyrazin-2-ylamino)-nicotinaldehydeHCID 8671212866.7%

Reaction Steps

To a 100 ml three necked round bottom flask 1-(2-(5-(hydroxymethyl)pyridin-2-ylamino)-5-((2-(trimethylsilyl)ethoxy)methyl)-5H-pyrrolo[2,3-b]pyrazin-7-yl)-2,2-dimethylpropan-1-one (0.5 g, 0.00109 mole) was taken in CH2Cl2 (20 ml). MnO2 (1.9 g, 0.0219 mole) was added in one portion at room temperature under nitrogen atmosphere. The reaction mixture was stirred for 15 min. After completion of the reaction, the reaction mixture was filtered through celite bed and washed with CH2Cl2. The filtrate was collected and concentrated to afford crude product which was subjected for the column purification. The crude compound was purified using column purification by eluting the compound with 25-30% ethyl acetate in hexanes to yield 0.33 g of 6-(7-pivaloyl-5-((2-(trimethylsilyl)ethoxy)-methyl)-5H-pyrrolo[2,3-b]pyrazin-2-ylamino)nicotinaldehyde.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09187487B2
Source datasetuspto-grants-2015_11
ORD IDord-67cd3f92b68e4d56b34d2f0547a45fd6
Source noteuspto-grants-2015_11