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Part-I - Controller General of Patents Designs and Trademarks

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(12) PATENT APPLICATION PUBLICATION (21) Application No.3732/DEL/2011 A<br />

(19) INDIA<br />

(22) Date <strong>of</strong> filing <strong>of</strong> Application :20/12/2011 (43) Publication Date : 21/06/2013<br />

(54) Title <strong>of</strong> the invention : PHENOLYTIC KINETIC RESOLUTION OF AZIDO AND ALKOXY EPOXIDES<br />

(51) International classification :C07D<br />

(31) Priority Document No :NA<br />

(32) Priority Date :NA<br />

(33) Name <strong>of</strong> priority country :NA<br />

(86) International Application No<br />

:NA<br />

Filing Date<br />

:NA<br />

(87) International Publication No :NA<br />

(61) Patent <strong>of</strong> Addition to Application Number :NA<br />

Filing Date<br />

:NA<br />

(62) Divisional to Application Number<br />

:NA<br />

Filing Date<br />

:NA<br />

(71)Name <strong>of</strong> Applicant :<br />

1)COUNCIL OF SCIENTIFIC & INDUSTRIAL<br />

RESEARCH<br />

Address <strong>of</strong> Applicant :ANUSANDHAN BHAWAN, RAFI<br />

MARG, NEW DELHI - 110 001, INDIA. Delhi India<br />

(72)Name <strong>of</strong> Inventor :<br />

1)PRATIBHA UTTAM KARABAL<br />

2)DAYANAND AMBADAS KAMBLE<br />

3)ARUMUGAM SUDALAI<br />

(57) Abstract :<br />

The present invention relates to a single step catalytic process for the production <strong>of</strong> enantiomerically pure α-Aryloxy α'-<br />

Azido/Alkoxy alcohols. The invention, in particular provides Phenolytic Kinetic Resolution <strong>of</strong> azido/alkoxy epoxides to generate<br />

two stereocentres <strong>of</strong> high optical purities.<br />

No. <strong>of</strong> Pages : 35 No. <strong>of</strong> Claims : 10<br />

The Patent Office Journal 21/06/2013 13463

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