9-hydroxy-6-(1-naphthalen-1-yl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione → 9-Hydroxy-6-(1-naphthalen-1-yl-cyclopentylmethyl)-2-(tetrahydro-pyran-4-yl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione
Reaction equation
OC1C(=O)N=C(CC2(C3C4C(=CC=CC=4)C=CC=3)CCCC2)N2CCNC(=O)C=12.C([O:37][C:38]1[C:43](=[O:44])[N:42]=[C:41]([CH2:45][C:46]2([C:51]3[C:60]4[C:55](=[CH:56][CH:57]=[CH:58][CH:59]=4)[CH:54]=[CH:53][CH:52]=3)[CH2:50][CH2:49][CH2:48][CH2:47]2)[N:40]2[CH2:61][CH2:62][N:63]([CH:66]3[CH2:71][CH2:70][O:69][CH2:68][CH2:67]3)[C:64](=[O:65])[C:39]=12)C1C=CC=CC=1>>[OH:37][C:38]1[C:43](=[O:44])[N:42]=[C:41]([CH2:45][C:46]2([C:51]3[C:60]4[C:55](=[CH:56][CH:57]=[CH:58][CH:59]=4)[CH:54]=[CH:53][CH:52]=3)[CH2:50][CH2:49][CH2:48][CH2:47]2)[N:40]2[CH2:61][CH2:62][N:63]([CH:66]3[CH2:71][CH2:70][O:69][CH2:68][CH2:67]3)[C:64](=[O:65])[C:39]=12Participants
3
Reactant 2
Product 1
Procedure
This compound was prepared by following the same method as described for pure 9-hydroxy-6-(1-naphthalen-1-yl-cyclopentylmethyl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (349) from 9-benzyloxy-6-(1-naphthalen-1-yl-cyclopentylmethyl)-2-(tetrahydro-pyran-4-yl)-3,4-dihydro-2H-pyrazino[1,2-c]pyrimidine-1,8-dione (368) (85 mg, 0.15 mmol). The yield was 55 mg, 77%, of a white solid.
Workup
- customThis compound was prepared
Sources & evidence
- ORD record
- ord-b022bc8891e34a2d95768f75e4793e39
- Source dataset
- uspto-grants-2015_06
- Patent number
- US09045486B2
Reaction notes
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