Z-Tyr(Bzl)-OH → 1-(6-Benzoylamino-9H-purin-9-yl)-3-(N-benzyloxycarbonyl-O-benzyl-L-tyrosylamino)-1,3-dideoxy-beta-D-ribofuranuronic acid
Reaction equation
[NH2:1][C@@H:2]1[C@@H:6]([C:7]([OH:9])=[O:8])[O:5][C@@H:4]([N:10]2[CH:18]=[N:17][C:16]3[C:11]2=[N:12][CH:13]=[N:14][C:15]=3[NH:19][C:20](=[O:27])[C:21]2[CH:26]=[CH:25][CH:24]=[CH:23][CH:22]=2)[C@@H:3]1[OH:28].[CH2:29]([O:36][C:37]([NH:39][C@H:40]([C:56](O)=[O:57])[CH2:41][C:42]1[CH:47]=[CH:46][C:45]([O:48][CH2:49][C:50]2[CH:55]=[CH:54][CH:53]=[CH:52][CH:51]=2)=[CH:44][CH:43]=1)=[O:38])[C:30]1[CH:35]=[CH:34][CH:33]=[CH:32][CH:31]=1>>[C:20]([NH:19][C:15]1[N:14]=[CH:13][N:12]=[C:11]2[C:16]=1[N:17]=[CH:18][N:10]2[C@@H:4]1[O:5][C@H:6]([C:7]([OH:9])=[O:8])[C@@H:2]([NH:1][C:56](=[O:57])[C@H:40]([CH2:41][C:42]2[CH:43]=[CH:44][C:45]([O:48][CH2:49][C:50]3[CH:51]=[CH:52][CH:53]=[CH:54][CH:55]=3)=[CH:46][CH:47]=2)[NH:39][C:37]([O:36][CH2:29][C:30]2[CH:35]=[CH:34][CH:33]=[CH:32][CH:31]=2)=[O:38])[C@H:3]1[OH:28])(=[O:27])[C:21]1[CH:26]=[CH:25][CH:24]=[CH:23][CH:22]=1Participants
3
Procedure
1-(6-Benzoylamino-9H-purin-9-yl)-3-(N-benzyloxycarbonyl-O-benzyl-L-tyrosylamino)-1,3-dideoxy-β-D-ribofuranuronic acid (210 mg) was prepared by reacting 1-(6-benzoylamino-9H-purin-9-yl)-1,3-dideoxy-3-amino-β-D-ribofuranuronic acid (200 mg) prepared in Example 1 with N-hydroxysuccinimide ester of N-benzyloxycarbonyl-O-benzyl-L-tyrosine (260 mg) according to a similar manner to that of Example 5, mp. 150°-155° C.
Sources & evidence
- ORD record
- ord-d973a0f8c4594663911a4dc312454da3
- Source dataset
- uspto-grants-1984_10
- Patent number
- US04479942
Reaction notes
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