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196 results

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Poly(delta-valerolactone-co-allyl-delta-valerolactone) cross-linked microparticles: Formulation, characterization and biocompatibility.
Bao Z, Jung S, Bufton J, Evans JC, Aguiar DJ, Allen C. Bao Z, et al. J Pharm Sci. 2021 Jul;110(7):2771-2777. doi: 10.1016/j.xphs.2021.03.009. Epub 2021 Mar 16. J Pharm Sci. 2021. PMID: 33737020
A novel polymeric material, poly(delta-valerolactone-co-allyl-delta-valerolactone) (PVL-co-PAVL), was used to manufacture microparticles (MPs) for sustained drug delivery. ...
A novel polymeric material, poly(delta-valerolactone-co-allyl-delta-valerolactone) (PVL-co-PAVL), was used to ma …
How to Open the Ring of a Di-ene-Substituted-delta-Valerolactone: From Carbon Dioxide and 1,3-Butadiene to Functional Polyesters.
Chen K, Mei Y, Zhang Z, Ling J, Ni X. Chen K, et al. Chempluschem. 2023 Mar;88(3):e202300022. doi: 10.1002/cplu.202300022. Chempluschem. 2023. PMID: 36878872 Review.
As a substituted-delta-valerolactone, alpha-ethylidene-delta-vinyl-delta-valerolactone (EVL) provides a method of utilizing carbon dioxide with 1,3-butadiene to produce functional polymers. ...
As a substituted-delta-valerolactone, alpha-ethylidene-delta-vinyl-delta-valerolactone (EVL) provides a method o …
Data evaluating triamcinolone acetonide and triamcinolone hexacetonide loaded poly(delta-valerolactone-co-allyl-delta-valerolactone) microparticles.
Bao Z, Jung S, Bufton J, Bannigan P, Aguiar DJ, Allen C. Bao Z, et al. Data Brief. 2023 Mar 1;48:109032. doi: 10.1016/j.dib.2023.109032. eCollection 2023 Jun. Data Brief. 2023. PMID: 36950558 Free PMC article.
Advanced drug delivery strategies can be used to enhance the therapeutic effectiveness of locally delivered corticosteroids. Poly(delta-valerolactone-co-allyl-delta-valerolactone) microparticles (PVL-co-PAVL MPs) were evaluated for delivery of two cort …
Advanced drug delivery strategies can be used to enhance the therapeutic effectiveness of locally delivered corticosteroids. Poly(delta …
Implantable and Degradable Thermoplastic Elastomer.
Siehr A, Flory C, Callaway T, Schumacher RJ, Siegel RA, Shen W. Siehr A, et al. ACS Biomater Sci Eng. 2021 Dec 13;7(12):5598-5610. doi: 10.1021/acsbiomaterials.1c01123. Epub 2021 Nov 17. ACS Biomater Sci Eng. 2021. PMID: 34788004
Biodegradable and implantable materials having elastomeric properties are highly desirable for many biomedical applications. Here, we report that poly(lactide)-co-poly(beta-methyl-delta-valerolactone)-co-poly(lactide) (PLA-PbetaMdeltaVL-PLA), a thermoplastic tribloc …
Biodegradable and implantable materials having elastomeric properties are highly desirable for many biomedical applications. Here, we report …
Organocatalyzed chemoselective ring-opening polymerizations.
Zhu N, Liu Y, Liu J, Ling J, Hu X, Huang W, Feng W, Guo K. Zhu N, et al. Sci Rep. 2018 Feb 27;8(1):3734. doi: 10.1038/s41598-018-22171-6. Sci Rep. 2018. PMID: 29487371 Free PMC article.
Moreover, series of tailor-made telechelic thiol-terminated poly(delta-valerolactone) and block copolymers are efficiently generated under mild conditions....
Moreover, series of tailor-made telechelic thiol-terminated poly(delta-valerolactone) and block copolymers are efficiently gen …
One-Pot Synthesis of Depolymerizable δ-Lactone Based Vitrimers.
Yue L, Su YL, Li M, Yu L, Montgomery SM, Sun X, Finn MG, Gutekunst WR, Ramprasad R, Qi HJ. Yue L, et al. Adv Mater. 2023 Jul;35(29):e2300954. doi: 10.1002/adma.202300954. Epub 2023 Jun 3. Adv Mater. 2023. PMID: 37060583
A depolymerizable vitrimer that allows both reprocessability and monomer recovery by a simple and scalable one-pot two-step synthesis of vitrimers from cyclic lactones is reported. Biobased delta-valerolactone with alkyl substituents (delta-lactone) has low ceiling …
A depolymerizable vitrimer that allows both reprocessability and monomer recovery by a simple and scalable one-pot two-step synthesis of vit …
Biodegradable Elastomers Enabling Thermoprocessing Below 100 °C.
Panja S, Siehr A, Sahoo A, Siegel RA, Shen W. Panja S, et al. Biomacromolecules. 2022 Jan 10;23(1):163-173. doi: 10.1021/acs.biomac.1c01197. Epub 2021 Dec 13. Biomacromolecules. 2022. PMID: 34898190
Here, we report synthesis and characterization of poly(epsilon-caprolactone)-co-poly(beta-methyl-delta-valerolactone)-co-poly(epsilon-caprolactone) (PCL-PbetaMdeltaVL-PCL) elastomers. ...
Here, we report synthesis and characterization of poly(epsilon-caprolactone)-co-poly(beta-methyl-delta-valerolactone)-co-poly( …
Herbal active ingredient-loaded poly(omega-pentadecalactone-co-delta-valerolactone)/gelatin nanofibrous membranes.
Ulker Turan C, Derviscemaloglu M, Guvenilir Y. Ulker Turan C, et al. Eur J Pharm Biopharm. 2024 Jan;194:62-73. doi: 10.1016/j.ejpb.2023.11.021. Epub 2023 Nov 30. Eur J Pharm Biopharm. 2024. PMID: 38042509
In the present study, curcumin-loaded poly(omega-pentadecalactone-co-delta-valerolactone)/gelatin (PDL-VL/Gel) nanofibrous membranes were fabricated to be used for healing skin wounds. Poly(omega-pentadecalactone-co-delta-valerolactone) copolymer has b …
In the present study, curcumin-loaded poly(omega-pentadecalactone-co-delta-valerolactone)/gelatin (PDL-VL/Gel) nanofibrous mem …
Diverse Natural Products from Dichlorocyclobutanones: An Evolutionary Tale.
Deprés JP, Delair P, Poisson JF, Kanazawa A, Greene AE. Deprés JP, et al. Acc Chem Res. 2016 Feb 16;49(2):252-61. doi: 10.1021/acs.accounts.5b00493. Epub 2016 Jan 25. Acc Chem Res. 2016. PMID: 26807483 Review.
This includes new methods for olefin vicinal dicarboxylation, beta-methylene-gamma-butyrolactonization, gamma-butyrolactone and delta-valerolactone alpha-methylenations, transesterification, angelic ester synthesis, chiral enol and ynol ether preparations, dichloroa …
This includes new methods for olefin vicinal dicarboxylation, beta-methylene-gamma-butyrolactonization, gamma-butyrolactone and delta …
Sustainable Copolymer Synthesis from Carbon Dioxide and Butadiene.
Tang S, Lin BL, Tonks I, Eagan JM, Ni X, Nozaki K. Tang S, et al. Chem Rev. 2024 Mar 27;124(6):3590-3607. doi: 10.1021/acs.chemrev.3c00847. Epub 2024 Mar 13. Chem Rev. 2024. PMID: 38478849 Review.
However, activating CO(2) presents a significant challenge because it is highly oxidized and stable. A CO(2)/butadiene-derived delta-valerolactone (EVP), generated via palladium-catalyzed telomerization between CO(2) and butadiene, has emerged as an attractive inter …
However, activating CO(2) presents a significant challenge because it is highly oxidized and stable. A CO(2)/butadiene-derived delta- …
196 results