Butyryl chloride → N-{(1S,2R,3S,4R)-4-[2-Chloro-6-(2,2-diphenyl-ethylamino)-purin-9-yl]-2,3-dihydroxy-cyclopentyl}-butyramide

HRID 1697005Notes

Reaction equation

HRID 1697005 reaction equation
[Cl:1][C:2]1[N:10]=[C:9]2[C:5]([N:6]=[CH:7][N:8]2[C@@H:11]2[CH2:15][C@H:14]([NH:16][C:17]([CH:19]3C[CH2:21][CH2:20]3)=[O:18])[C@@H:13]([OH:23])[C@H:12]2[OH:24])=[C:4]([NH:25][CH2:26][CH:27]([C:34]2[CH:39]=[CH:38][CH:37]=[CH:36][CH:35]=2)[C:28]2[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=2)[N:3]=1.Cl.N[C@H]1C[C@@H](N2C=NC3C2=NC(Cl)=NC=3NCC(C2C=CC=CC=2)C2C=CC=CC=2)[C@H](O)[C@@H]1O.ClC1N=C2C(N=CN2)=C(NCC(C2C=CC=CC=2)C2C=CC=CC=2)N=1.C(Cl)(=O)CCC>>[Cl:1][C:2]1[N:10]=[C:9]2[C:5]([N:6]=[CH:7][N:8]2[C@@H:11]2[CH2:15][C@H:14]([NH:16][C:17](=[O:18])[CH2:19][CH2:20][CH3:21])[C@@H:13]([OH:23])[C@H:12]2[OH:24])=[C:4]([NH:25][CH2:26][CH:27]([C:28]2[CH:29]=[CH:30][CH:31]=[CH:32][CH:33]=2)[C:34]2[CH:35]=[CH:36][CH:37]=[CH:38][CH:39]=2)[N:3]=1

Participants

5

Reactant 4

HCID 8855Butyryl chlorideHCID 86622640(1S,2R,3S,5R)-3-Amino-5-[2-chloro-6-(2,2-diphenyl-ethylamino)-purin-9-yl]-cyclopentane-1,2-diol hydrochlorideHCID 86622641Cyclobutanecarboxylic acid {(1S,2R,3S,4R)-4-[2-chloro-6-(2,2-diphenyl-ethylamino)-purin-9-yl]-2,3-dihydroxy-cyclopentyl}-amideHCID 178478404HCID 178478404, compound

Product 1

HCID 86622642N-{(1S,2R,3S,4R)-4-[2-Chloro-6-(2,2-diphenyl-ethylamino)-purin-9-yl]-2,3-dihydroxy-cyclopentyl}-butyramide

Procedure

The title compound is prepared by the same method as cyclobutanecarboxylic acid {(1S,2R,3S,4R)-4-[2-chloro-6-(2,2-diphenyl-ethylamino)-purin-9-yl]-2,3-dihydroxy-cyclopentyl}-amide from (1S,2R,3S,5R)-3-amino-5-[2-chloro-6-(2,2-diphenyl-ethylamino)-purin-9-yl]-cyclopentane-1,2-diol hydrochloride (an intermediate for preparing the compound of Example 22) and butyryl chloride to afford the title compound (48 mg). LCMS (electrospray): m/z [MH+] 535.26. 1H nmr (MeOD, 400 MHz); 8.00(s, 1H), 7.40-7.30(m, 8H), 7.25-7.15(m, 2H), 4.75(m, 1H), 4.60(m, 1H), 4.50(m, 1H), 4.20(m, 2H), 3.95(m, 1H), 2.85(m, 1H), 2.35(m, 2H), 2.05(m, 1H), 1.70(m, 2H), 1.00(m, 3H)

Sources & evidence

ORD record
ord-5d6a01124080452b8c18c24d3d6f6653
Source dataset
uspto-grants-2012_04
Patent number
US08163754B2

Reaction notes

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