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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 494832Generated: October 27, 2026

N-methoxy-N-methyl-2-{2-[(2R)-2-methyl-1-pyrrolidinyl]ethyl}-1-benzofuran-5-carboxamide → cyclopropyl(2-{2-[(2R)-2-methyl-1-pyrrolidinyl]ethyl}-1-benzofuran-5-yl)methanone

https://huagongshe.com/reaction/494832

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN-methoxy-N-methyl-2-{2-[(2R)-2-methyl-1-pyrrolidinyl]ethyl}-1-benzofuran-5-carboxamideHCID 11438480—
ReactantHCID 178418630HCID 178418630—
Productcyclopropyl(2-{2-[(2R)-2-methyl-1-pyrrolidinyl]ethyl}-1-benzofuran-5-yl)methanoneHCID 9835864—

Reaction Steps

The product from Example 71E and cyclopropylmagnesium bromide were processed as described in Example 71F to provide the title compound. 1HNMR (300 MHz, CD3OD) δ 1.10 (m, 5H), 1.28 (d, 3H), 1.78 (m, 1H), 2.10 (m, 2H), 2.38 (m, 1H), 2.9 (m, 1H), 3.2-3.8 (m, 6H), 6.85 (s, 1H), 7.58 (d, 1H), 8.05 (dd, 1H), 8.33 (d, 1H; MS (ESI) m/z 298 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07538138B2
Source datasetuspto-grants-2009_05
ORD IDord-d52e2efaf3b741748aec031a0c5a23ec
Source noteuspto-grants-2009_05