(2E)-4-methoxybut-2-enoic acid → (S,E)-4-(8-Amino-3-(1-(4-methoxybut-2-enoyl)pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(4-ethylpyridin-2-yl)benzamide

HRID 928316Notes

Reaction equation

HRID 928316 reaction equation
[NH2:1][C:2]1[C:3]2[N:4]([C:8]([C@@H:28]3[CH2:32][CH2:31][CH2:30][NH:29]3)=[N:9][C:10]=2[C:11]2[CH:27]=[CH:26][C:14]([C:15]([NH:17][C:18]3[CH:23]=[C:22]([CH2:24][CH3:25])[CH:21]=[CH:20][N:19]=3)=[O:16])=[CH:13][CH:12]=2)[CH:5]=[CH:6][N:7]=1.[CH3:33][O:34][CH2:35]/[CH:36]=[CH:37]/[C:38](O)=[O:39]>>[NH2:1][C:2]1[C:3]2[N:4]([C:8]([C@@H:28]3[CH2:32][CH2:31][CH2:30][N:29]3[C:38](=[O:39])/[CH:37]=[CH:36]/[CH2:35][O:34][CH3:33])=[N:9][C:10]=2[C:11]2[CH:27]=[CH:26][C:14]([C:15]([NH:17][C:18]3[CH:23]=[C:22]([CH2:24][CH3:25])[CH:21]=[CH:20][N:19]=3)=[O:16])=[CH:13][CH:12]=2)[CH:5]=[CH:6][N:7]=1

Participants

3

Reactant 2

HCID 15302979(2E)-4-methoxybut-2-enoic acid2×HCID 71225845(S)-4-(8-Amino-3-(pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(4-ethylpyridin-2-yl)benzamide2×

Product 1

HCID 86720307(S,E)-4-(8-Amino-3-(1-(4-methoxybut-2-enoyl)pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(4-ethylpyridin-2-yl)benzamideYield 28.8%

Procedure

This compound was prepared, in an analogous manner as described in Example 2, from (S)-4-(8-amino-3-(pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(4-ethylpyridin-2-yl)benzamide (intermediate 13) and (E)-4-methoxybut-2-enoic acid (Intermediate 3), to afford the title compound (10.6 mg, 28.8%). Data: UPLC (C) Rt: 1.60 min; m/z 526.3 (M+H)+.

Workup

  1. customThis compound was prepared, in an analogous manner

Sources & evidence

ORD record
ord-f4e73905d72b42a383b64866210a74c4
Source dataset
uspto-grants-2016_03
Patent number
US09290504B2

Reaction notes

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