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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 601108Generated: October 30, 2026

ethyl 2-({[(1S,2R,5S)-6,6-dimethylbicyclo[3.1.1]hept-2-yl]methyl}amino)nicotinate → 1-{[(1S,2R,5S)-6,6-dimethylbicyclo[3.1.1]hept-2-yl]methyl]-2H-pyrido[2,3-d][1,3]oxazine-2,4(1H)-dione

https://huagongshe.com/reaction/601108

Reaction equation

Participants

RoleNameHCIDCharge
Reactantethyl 2-({[(1S,2R,5S)-6,6-dimethylbicyclo[3.1.1]hept-2-yl]methyl}amino)nicotinateHCID 67063535—
ReactantEthyl 2-[(2-ethylbutyl)amino]nicotinateHCID 67064133—
Product1-{[(1S,2R,5S)-6,6-dimethylbicyclo[3.1.1]hept-2-yl]methyl]-2H-pyrido[2,3-d][1,3]oxazine-2,4(1H)-dioneHCID 86592312—

Reaction Steps

The title compound was prepared according to the procedure of Example 3B substituting the product of Example 31A for the product of Example 3A (0.570 g, 95%). 1H NMR (300 MHz, DMSO-d6) δ 0.79 (d, J=9.56 Hz, 1H), 1.14 (s, 3H), 1.22 (s, 3H), 1.62 (m, 1H), 1.87 (m, 5H), 2.26 (m, 1H), 2.53 (m, 1H), 4.04 (dd, J=13.05, 6.07 Hz, 1H), 4.28 (dd, J=13.24, 9.19 Hz, 1H), 7.37 (dd, J=7.72, 4.78 Hz, 1H), 8.38 (dd, J=7.72, 1.84 Hz, 1H), 8.76 (dd, J=4.78, 1.84 Hz, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07902203B2
Source datasetuspto-grants-2011_03
ORD IDord-a02b315252d94d17ab92cd8890789afd
Source noteuspto-grants-2011_03