Are Alkyne Reductions Chemo-, Regio-, and Stereoselective Enough To Provide Pure (Z)-Olefins in Polyfunctionalized Bioactive Molecules?

C Oger, L Balas, T Durand, JM Galano - Chemical reviews, 2013 - ACS Publications
Many biologically active molecules incorporate carbon− carbon double bond (s) with well-
defined configurations (E or Z), such as β-carotene, 1 polyene antifungal drugs, 2, 3 …

The group of parenthesized braids

P Dehornoy - Advances in Mathematics, 2006 - Elsevier
We investigate a group B• that includes Artin's braid group B∞ and Thompson's group F.
The elements of B• are represented by braids diagrams in which the distances between the …

[HTML][HTML] Asymmetric catalytic alkynylation of acetaldehyde and its application to the synthesis of (+)-tetrahydropyrenophorol

BM Trost, A Quintard - Angewandte Chemie (International ed. in …, 2012 - ncbi.nlm.nih.gov
By controlling the kinetics of alkynylation over aldolisation (by slowing adding the acceptor),
the challenging asymmetric catalytic alkynylation of acetaldehyde has been realized. This …

Transition metals in organic synthesis: highlights for the year 2001

BCG Söderberg - Coordination chemistry reviews, 2003 - Elsevier
A review with 1663 references to transition-metal catalyzed or mediated reactions and
functional group preparations.

Annulation of thioimidates and vinyl carbodiimides to prepare 2-aminopyrimidines, competent nucleophiles for intramolecular alkyne hydroamination. Synthesis of (−) …

NR Perl, ND Ide, S Prajapati, HH Perfect… - Journal of the …, 2010 - ACS Publications
Annulation of Thioimidates and Vinyl Carbodiimides to Prepare 2-Aminopyrimidines,
Competent Nucleophiles for Intramolecular Alkyne Hydroamination. Synthesis of (−)-Crambidine …

Titanium‐catalyzed hydroalumination of conjugated dienes: Access to fulvene‐derived allylaluminium reagents and their diastereoselective reactions with carbonyl …

J Joseph, F Jaroschik, D Harakat… - … A European Journal, 2014 - Wiley Online Library
The described titanium‐catalyzed hydroalumination of conjugated dienes opens up a new
way to allylaluminium reagents. The reaction is carried out by using diisobutylaluminium …

Synthesis of the C7–C24 fragment of (−)-Macrolactin F

RA Oliveira, JM Oliveira, LHS Rahmeier… - Tetrahedron …, 2008 - Elsevier
An enantioselective and convergent synthesis of the C7–C24 fragment of Macrolactin F was
achieved from four main fragments. A hydrotelluration/transmetalation sequence was used …

Hydrometallation of unsaturated compounds

UM Dzhemilev, AG Ibragimov - Acid Catalysis in Modern …, 2008 - Wiley Online Library
To the number of significant hydrometallating reagents that have been introduced into
organic synthesis should be added the stable hydrides of transition metals (Zr) and …

Étude de la stabilité de systèmes dynamiques quantiques

O Bourget - 2002 - theses.hal.science
La dynamique d'un système quantique gouverné par un hamiltonien dépendant du temps
de manière périodique peut être décrite à l'aide d'un opérateur de Floquet sur un espace de …

Αναγωγή αλκυνίων και βοριοσιλυλίωση κυκλικών αιθέρων καταλυόμενες από νανοσωματίδια Au

Ε Βασιλικογιαννάκη - 2016 - didaktorika.gr
Στην παρούσα διδακτορική διατριβή μελετήθηκαν νέες εφαρμογές νανοσωματιδίων Au ως
καταλύτες στην επιφάνεια οξειδίων μετάλλων σε οργανικούς μετασχηματισμούς, καθώς και η …