2-Fluoroethyl bromide → benzyl(3R,4S)-3-[(3,6-diethylpyrazin-2-yl)amino]-4-(2-fluoroethoxy)pyrrolidine-1-carboxylate

HRID 1612290Notes

Reaction equation

HRID 1612290 reaction equation
ClC1C=C(Cl)C=CC=1C1N=C(CC)C(N[C@@H]2C3C(=CC=CC=3)C[C@@H]2OCC)=NC=1CC.[CH2:32]([C:34]1[C:35]([NH:42][C@H:43]2[C@@H:47]([OH:48])[CH2:46][N:45]([C:49]([O:51][CH2:52][C:53]3[CH:58]=[CH:57][CH:56]=[CH:55][CH:54]=3)=[O:50])[CH2:44]2)=[N:36][C:37]([CH2:40][CH3:41])=[CH:38][N:39]=1)[CH3:33].[F:59][CH2:60][CH2:61]Br>>[CH2:32]([C:34]1[C:35]([NH:42][C@H:43]2[C@@H:47]([O:48][CH2:61][CH2:60][F:59])[CH2:46][N:45]([C:49]([O:51][CH2:52][C:53]3[CH:58]=[CH:57][CH:56]=[CH:55][CH:54]=3)=[O:50])[CH2:44]2)=[N:36][C:37]([CH2:40][CH3:41])=[CH:38][N:39]=1)[CH3:33]

Participants

4

Procedure

Following the procedure for the preparation of 5-(2,4-dichlorophenyl)-N-[(1R,2S)-2-ethoxy-2,3-dihydro-1H-inden-1-yl]-3,6-diethylpyrazin-2-amine but substituting benzyl (3R,4S)-3-[(3,6-diethylpyrazin-2-yl)amino]-4-hydroxypyrrolidine-1-carboxylate and 2-fluoro-1-bromo ethane, and making non-critical variations provided the title compound as a oil: 1H NMR (400 MHz, DMSO-d6) δ) 7.61, 7.38-7.36, 5.85, 5.08, 4.52, 4.50, 4.38, 4.22, 3.75-3.40, 2.60, 2.53, 1.19-1.13; IR (liq.) 2970 (s), 2937 (s), 2340 (w), 2068 (w), 1996 (w), 1954 (w), 1705 (s), 1546 (s), 1499 (s), 1448 (s), 1422 (s), 1395 (s), 1351 (s), 1136 (s), 1107 (s), cm−1; HRMS (FAB) calcd for C22H29FN4O3+H 417.2302, found 417.2299.

Sources & evidence

ORD record
ord-d40a32a7da3949bcb60a022fdef95a25
Source dataset
uspto-grants-2006_01
Patent number
US06992087B2

Reaction notes

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