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US 9,296,779 B2Granted
Processes and intermediates for preparing anti-HIV agents
AssigneeGilead Sciences, Inc.
InventorsRichard Hung Chiu Yu, Brandon Heath Brown, Richard P. Polniaszek, Benjamin R. Graetz, Keiko Sujino, Duong Duc-Phi Tran, Alan Scott Triman, Kenneth M. Kent, Steven Pfeiffer
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Abstract
The invention provides synthetic processes and synthetic intermediates that can be used to prepare compounds having useful anti-HIV properties.
Claims6
A compound selected from the group consisting of:
- wherein:
- each R1 is independently —C(═O)(C1-C6)alkyl, —C(═O)(C3-C7)cycloalkyl or —C(═O)aryl, wherein —C(═O)(C3-C7)cycloalkyl or —(═O)aryl is optionally substituted with one or more (C1-C6)alkyl groups;
- each R2 is independently aryl or (C1-C6)alkyl, wherein aryl is optionally substituted with one or more (C1-C6)alkyl groups;
- and
- each R4 is independently (C1-C6)alkyl, (C3-C7)cycloalkyl or aryl, wherein aryl or (C3-C7)cycloalkyl is optionally substituted with one or more (C1-C6)alkyl groups;
- or a salt thereof.
3 more elements
Dependencies are inferred from the claim text.