Volume 56, Issue 9 pp. 2683-2690
Communication to the Editor

A Facile Synthesis of Raltegravir Potassium—An HIV Integrase Inhibitor

Kishore Karumanchi

Corresponding Author

Kishore Karumanchi

Chemical Research and Development, APL Research Centre-II, Aurobindo Pharma Ltd., Survey No. 71 & 72, Indrakaran Village, Kandi Mandal, Sangareddy, Telangana, 502329 India

Department of Engineering Chemistry, Andhra University College of Engineering, Visakhapatnam, Andhra Pradesh, 530003 India

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Gangadhara Bhima Shankar Nangi

Gangadhara Bhima Shankar Nangi

Chemical Research and Development, APL Research Centre-II, Aurobindo Pharma Ltd., Survey No. 71 & 72, Indrakaran Village, Kandi Mandal, Sangareddy, Telangana, 502329 India

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Subba Reddy Danda

Subba Reddy Danda

Chemical Research and Development, APL Research Centre-II, Aurobindo Pharma Ltd., Survey No. 71 & 72, Indrakaran Village, Kandi Mandal, Sangareddy, Telangana, 502329 India

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Ramadas Chavakula

Ramadas Chavakula

Chemical Research and Development, APL Research Centre-II, Aurobindo Pharma Ltd., Survey No. 71 & 72, Indrakaran Village, Kandi Mandal, Sangareddy, Telangana, 502329 India

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Raghu Babu Korupolu

Raghu Babu Korupolu

Department of Engineering Chemistry, Andhra University College of Engineering, Visakhapatnam, Andhra Pradesh, 530003 India

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Kishore Babu Bonige

Kishore Babu Bonige

Department of Engineering Chemistry, Andhra University College of Engineering, Visakhapatnam, Andhra Pradesh, 530003 India

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First published: 14 August 2019
Citations: 3

Abstract

A facile, cost-effective, and commercially viable synthesis of Raltegravir Potassium (1) has been developed from 2-(1-amino-1-methyl-ethyl)-N-[(4-fluorophenyl)methyl]-1,6-dihydro-5-hydroxy-1-methyl-6-oxo-4-pyrimidinecarboxamide (9) with high purity and in good yields. In addition, a new approach for the synthesis of key amine intermediate (9) of Raltegravir Potassium (1) from commercially available 2-amino-2-methylpropanenitrile hydrochloride (2) is also described. The key features of the synthesis are fewer synthetic steps, employing the inexpensive reagents and eco-friendly.

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