2-cyclopropyl-9-hydroxy-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione → 2-Cyclobutyl-9-hydroxy-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione

HRID 2169329Notes

Reaction equation

HRID 2169329 reaction equation
C1(N2CCN3C(CC4(C5C=CC=CC=5)CCCC4)=NC(=O)C(O)=C3C2=O)CC1.C([O:36][C:37]1[C:42](=[O:43])[N:41]=[C:40]([CH2:44][C:45]2([C:50]3[CH:55]=[CH:54][CH:53]=[CH:52][CH:51]=3)[CH2:49][CH2:48][CH2:47][CH2:46]2)[N:39]2[CH2:56][CH2:57][N:58]([CH:61]3[CH2:64][CH2:63][CH2:62]3)[C:59](=[O:60])[C:38]=12)C1C=CC=CC=1>>[CH:61]1([N:58]2[CH2:57][CH2:56][N:39]3[C:40]([CH2:44][C:45]4([C:50]5[CH:51]=[CH:52][CH:53]=[CH:54][CH:55]=5)[CH2:49][CH2:48][CH2:47][CH2:46]4)=[N:41][C:42](=[O:43])[C:37]([OH:36])=[C:38]3[C:59]2=[O:60])[CH2:62][CH2:63][CH2:64]1

Participants

3

Reactant 2

HCID 867259582-cyclopropyl-9-hydroxy-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dioneHCID 867259679-Benzyloxy-2-cyclobutyl-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione

Product 1

HCID 867259682-Cyclobutyl-9-hydroxy-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dioneYield 42.14%

Procedure

This compound was prepared following the same method as described for 2-cyclopropyl-9-hydroxy-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (287) from 9-benzyloxy-2-cyclobutyl-6-(1-phenyl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (294) (140 mg, 0.29 mmol). The product was obtained as a white solid (48 mg, 42.14%).

Workup

  1. customThis compound was prepared

Sources & evidence

ORD record
ord-bd0d4dc412134ea2a0272a555f8a42d7
Source dataset
uspto-grants-2015_06
Patent number
US09045486B2

Reaction notes

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