<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Kale, Ajaykumar S.</style></author><author><style face="normal" font="default" size="100%">Sakle, Prathmesh S.</style></author><author><style face="normal" font="default" size="100%">Gumaste, Vikas K.</style></author><author><style face="normal" font="default" size="100%">Deshmukh, Abdul Rakeeb A. S.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">4-Formylazetidin-2-one as a useful building block for the formal synthesis of xylo-(2S,3R,4R)-phytosphingosine and threo-(2S,3S)-sphingosine</style></title><secondary-title><style face="normal" font="default" size="100%">Synthesis-Stuttgart </style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">azetidin-2-one</style></keyword><keyword><style  face="normal" font="default" size="100%">beta-lactam</style></keyword><keyword><style  face="normal" font="default" size="100%">Grignard reaction</style></keyword><keyword><style  face="normal" font="default" size="100%">Phytosphingosine</style></keyword><keyword><style  face="normal" font="default" size="100%">Sphingosine</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2007</style></year><pub-dates><date><style  face="normal" font="default" size="100%">SEP</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">17</style></number><publisher><style face="normal" font="default" size="100%">GEORG THIEME VERLAG KG</style></publisher><pub-location><style face="normal" font="default" size="100%">RUDIGERSTR 14, D-70469 STUTTGART, GERMANY</style></pub-location><volume><style face="normal" font="default" size="100%">17</style></volume><pages><style face="normal" font="default" size="100%">2631-2636</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;Stereoselective formal synthesis of xylo-(2S,3R,4R)-phytosphingosine and threo-(2S,3S)-sphingosine is described starting from an enantiopure formyl-substituted P-lactam. Grignard reaction of the N-Boc-protected-beta-lactam carbonyl group, followed by further transformations, provides a common intermediate for xylo-(2S,3R,4R)-phytosphingosine and threo-(2S,3S)-sphingosine.&lt;/p&gt;</style></abstract><work-type><style face="normal" font="default" size="100%">Article</style></work-type><custom3><style face="normal" font="default" size="100%">&lt;p&gt;Foreign&lt;/p&gt;</style></custom3><custom4><style face="normal" font="default" size="100%">2.652</style></custom4></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Tiwari, Dharmendra Kumar</style></author><author><style face="normal" font="default" size="100%">Shaikh, Ashif Y.</style></author><author><style face="normal" font="default" size="100%">Pavase, Laxmikant S.</style></author><author><style face="normal" font="default" size="100%">Gumaste, Vikas K.</style></author><author><style face="normal" font="default" size="100%">Deshmukh, Abdul Rakeeb A. S.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Stereoselective synthesis of 3-alkylidene/alkylazetidin-2-ones from azetidin-2,3-diones</style></title><secondary-title><style face="normal" font="default" size="100%">Tetrahedron</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">3-diones</style></keyword><keyword><style  face="normal" font="default" size="100%">azetidin-2</style></keyword><keyword><style  face="normal" font="default" size="100%">azetidin-2-ones</style></keyword><keyword><style  face="normal" font="default" size="100%">beta-lactam</style></keyword><keyword><style  face="normal" font="default" size="100%">Grignard reaction</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2007</style></year><pub-dates><date><style  face="normal" font="default" size="100%">MAR</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">11</style></number><publisher><style face="normal" font="default" size="100%">PERGAMON-ELSEVIER SCIENCE LTD</style></publisher><pub-location><style face="normal" font="default" size="100%">THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND</style></pub-location><volume><style face="normal" font="default" size="100%">63</style></volume><pages><style face="normal" font="default" size="100%">2524-2534</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;Azetidin-2,3-diones have been used as synthons for the synthesis of C-3 alkylidene/alkylazetidin-2-ones. Some of the 3-alkylazetidin-2-ones are well known for their cholesterol absorption inhibitor activity. A regio and stereoselective Grignard reaction on a keto group followed by dehydration using PPh3/CCl4 reagent is a key step in this synthesis. Hydrogenation of the 3-alkylideneazetidin-2-ones provided stereoselectively cis-3-alkylazetidin-2-ones in very good yields. (c) 2006 Published by Elsevier Ltd.&lt;/p&gt;</style></abstract><issue><style face="normal" font="default" size="100%">11</style></issue><work-type><style face="normal" font="default" size="100%">Article</style></work-type><custom3><style face="normal" font="default" size="100%">Foreign</style></custom3><custom4><style face="normal" font="default" size="100%">2.645</style></custom4></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Shirode, Nilesh M.</style></author><author><style face="normal" font="default" size="100%">Likhite, Anjali P.</style></author><author><style face="normal" font="default" size="100%">Gumaste, Vikas K.</style></author><author><style face="normal" font="default" size="100%">Deshmukh, Abdul Rakeeb A. S.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Synthesis of (3S,4R)-4-benzylamino-3-methoxypiperidine, an important intermediate for (3S,4R)-Cisapride</style></title><secondary-title><style face="normal" font="default" size="100%">Tetrahedron</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">4-aminopiperidine</style></keyword><keyword><style  face="normal" font="default" size="100%">azetidin-2-ones</style></keyword><keyword><style  face="normal" font="default" size="100%">Cisapride</style></keyword><keyword><style  face="normal" font="default" size="100%">Staudinger reaction</style></keyword><keyword><style  face="normal" font="default" size="100%">stereoselective synthesis</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2008</style></year><pub-dates><date><style  face="normal" font="default" size="100%">JUL</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">30-31</style></number><publisher><style face="normal" font="default" size="100%">PERGAMON-ELSEVIER SCIENCE LTD</style></publisher><pub-location><style face="normal" font="default" size="100%">THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND</style></pub-location><volume><style face="normal" font="default" size="100%">64</style></volume><pages><style face="normal" font="default" size="100%">7191-7198</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;An efficient synthesis of (3S,4R)-4-benzylamino-3-methoxypiperidine, an useful intermediate for the chiral synthesis of important drug molecule Cisapride and its analogs, from enantiopure 4-formylazetidin-2-one is described. Synthesis of trans as well as cis isomers of 4-amino-3-methoxypiperidine from 4-formylazetidin-2-one is also achieved in good yield. (c) 2008 Elsevier Ltd. All rights reserved.&lt;/p&gt;</style></abstract><issue><style face="normal" font="default" size="100%">30-31</style></issue><work-type><style face="normal" font="default" size="100%">Article</style></work-type><custom3><style face="normal" font="default" size="100%">Foreign</style></custom3><custom4><style face="normal" font="default" size="100%">2.645</style></custom4></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Chincholkar, Pinak M.</style></author><author><style face="normal" font="default" size="100%">Kale, Ajaykumar S.</style></author><author><style face="normal" font="default" size="100%">Gumaste, Vikas K.</style></author><author><style face="normal" font="default" size="100%">Deshmukh, Abdul Rakeeb A. S.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Efficient formal synthesis of (S)-dapoxetine from enantiopure 3-hydroxy azetidin-2-one</style></title><secondary-title><style face="normal" font="default" size="100%">Tetrahedron</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">Azetidin 2 ones</style></keyword><keyword><style  face="normal" font="default" size="100%">beta-Lactams</style></keyword><keyword><style  face="normal" font="default" size="100%">Enantioselective synthesis</style></keyword><keyword><style  face="normal" font="default" size="100%">reduction</style></keyword><keyword><style  face="normal" font="default" size="100%">Staudinger reaction</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2009</style></year><pub-dates><date><style  face="normal" font="default" size="100%">MAR</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">12</style></number><publisher><style face="normal" font="default" size="100%">PERGAMON-ELSEVIER SCIENCE LTD</style></publisher><pub-location><style face="normal" font="default" size="100%">THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND</style></pub-location><volume><style face="normal" font="default" size="100%">65</style></volume><pages><style face="normal" font="default" size="100%">2605-2609</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;An efficient formal synthesis of S-(+) dapoxetine starting from 3-hydroxy azetidin-2-one is described. The intermediate (S)-3-(dimethyl amino)-3-phenylpropan-1-ol was synthesized in enantiopure form starting with 3-hydroxy azetidin-2-one in seven steps. (c) 2008 Elsevier Ltd. All rights reserved.&lt;/p&gt;</style></abstract><issue><style face="normal" font="default" size="100%">12</style></issue><custom3><style face="normal" font="default" size="100%">Foreign</style></custom3><custom4><style face="normal" font="default" size="100%">3.011</style></custom4></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Rajappa, Srinivasachari</style></author><author><style face="normal" font="default" size="100%">Gumaste, Vikas K.</style></author></authors><secondary-authors><author><style face="normal" font="default" size="100%">Katritzky, A. R.</style></author></secondary-authors></contributors><titles><title><style face="normal" font="default" size="100%">Reactivity of thiophenes, oligothiophenes and benzothiophenes</style></title><secondary-title><style face="normal" font="default" size="100%">Advances in Heterocyclic Chemistry</style></secondary-title><tertiary-title><style face="normal" font="default" size="100%">Advances in Heterocyclic Chemistry</style></tertiary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">Benzothiophenes and oligothiophenes</style></keyword><keyword><style  face="normal" font="default" size="100%">Newer results on the reactivity of thiophenes</style></keyword><keyword><style  face="normal" font="default" size="100%">Pericyclic reactions</style></keyword><keyword><style  face="normal" font="default" size="100%">Transition metal-catalyzed bond formation</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2013</style></year><pub-dates><date><style  face="normal" font="default" size="100%">DEC</style></date></pub-dates></dates><publisher><style face="normal" font="default" size="100%">ELSEVIER ACADEMIC PRESS INC</style></publisher><pub-location><style face="normal" font="default" size="100%">525 B STREET, SUITE 1900, SAN DIEGO, CA 92101-4495 USA</style></pub-location><volume><style face="normal" font="default" size="100%">108</style></volume><pages><style face="normal" font="default" size="100%">1-161</style></pages><isbn><style face="normal" font="default" size="100%">978-0-12-404598-9</style></isbn><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;This article surveys the literature on the reactivity of thiophenes and benzothiophenes published since the appearance of the third edition of Comprehensive Heterocyclic Chemistry. Two areas that have received maximum attention are: (1) homo- and cross-coupling reactions leading to C C bond formation with high site selectivity and under mild reaction conditions, as well as the regioselective introduction of heteroatom substituents and (2) dithienylethenes and their symmetry-allowed photocyclized isomers, with special reference to the use of this photochromic system as photoswitching units.&lt;/p&gt;</style></abstract><custom3><style face="normal" font="default" size="100%">Foreign</style></custom3><custom4><style face="normal" font="default" size="100%">2.8</style></custom4></record></records></xml>