Thiol-Ene Reaction of Heparin Allyl Ester, Heparin 4-Vinylbenzyl Ester and Enoxaparin

Heparin allyl ester and heparin 4-vinylbenzyl ester were prepared and examined for their potential for thiol-ene reaction using both free radical initiators and photochemistry. While both undergo reaction with mercaptoacetic acid, the allyl ester adduct proved to be somewhat more labile. Several mor...

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Main Authors: Richard T. Taylor, Dhruba P. Poudel
Format: Article
Language:English
Published: MDPI AG 2022-09-01
Series:Reactions
Subjects:
Online Access:https://www.mdpi.com/2624-781X/3/3/31
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author Richard T. Taylor
Dhruba P. Poudel
author_facet Richard T. Taylor
Dhruba P. Poudel
author_sort Richard T. Taylor
collection DOAJ
description Heparin allyl ester and heparin 4-vinylbenzyl ester were prepared and examined for their potential for thiol-ene reaction using both free radical initiators and photochemistry. While both undergo reaction with mercaptoacetic acid, the allyl ester adduct proved to be somewhat more labile. Several more examples of adducts from heparin 4-vinylbenzyl ester are reported. Similar reactions on enoxaparin, where the reaction site is solely at the non-reducing end of the molecule, are also reported. These reactions may show promise as a strategy in the development of drug conjugates.
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spelling doaj.art-ad8c4353eb7d41e9912e3b4d986333082023-11-23T18:40:33ZengMDPI AGReactions2624-781X2022-09-013344245010.3390/reactions3030031Thiol-Ene Reaction of Heparin Allyl Ester, Heparin 4-Vinylbenzyl Ester and EnoxaparinRichard T. Taylor0Dhruba P. Poudel1Department of Chemistry and Biochemistry, Miami University, Oxford, OH 45056, USADepartment of Chemistry and Biochemistry, Miami University, Oxford, OH 45056, USAHeparin allyl ester and heparin 4-vinylbenzyl ester were prepared and examined for their potential for thiol-ene reaction using both free radical initiators and photochemistry. While both undergo reaction with mercaptoacetic acid, the allyl ester adduct proved to be somewhat more labile. Several more examples of adducts from heparin 4-vinylbenzyl ester are reported. Similar reactions on enoxaparin, where the reaction site is solely at the non-reducing end of the molecule, are also reported. These reactions may show promise as a strategy in the development of drug conjugates.https://www.mdpi.com/2624-781X/3/3/31heparin estersenoxaparinthiol-ene reaction
spellingShingle Richard T. Taylor
Dhruba P. Poudel
Thiol-Ene Reaction of Heparin Allyl Ester, Heparin 4-Vinylbenzyl Ester and Enoxaparin
Reactions
heparin esters
enoxaparin
thiol-ene reaction
title Thiol-Ene Reaction of Heparin Allyl Ester, Heparin 4-Vinylbenzyl Ester and Enoxaparin
title_full Thiol-Ene Reaction of Heparin Allyl Ester, Heparin 4-Vinylbenzyl Ester and Enoxaparin
title_fullStr Thiol-Ene Reaction of Heparin Allyl Ester, Heparin 4-Vinylbenzyl Ester and Enoxaparin
title_full_unstemmed Thiol-Ene Reaction of Heparin Allyl Ester, Heparin 4-Vinylbenzyl Ester and Enoxaparin
title_short Thiol-Ene Reaction of Heparin Allyl Ester, Heparin 4-Vinylbenzyl Ester and Enoxaparin
title_sort thiol ene reaction of heparin allyl ester heparin 4 vinylbenzyl ester and enoxaparin
topic heparin esters
enoxaparin
thiol-ene reaction
url https://www.mdpi.com/2624-781X/3/3/31
work_keys_str_mv AT richardttaylor thiolenereactionofheparinallylesterheparin4vinylbenzylesterandenoxaparin
AT dhrubappoudel thiolenereactionofheparinallylesterheparin4vinylbenzylesterandenoxaparin