cisBromination of Encapsulated Alkenes

G Steinfeld, V Lozan, B Kersting - … Chemie International Edition, 2003 - Wiley Online Library
… Since the brominated products can be liberated from the … cis-bromination of olefins with
anchoring RCO 2 − functions. … , 8 This led us to study the bromination of encapsulated alkene

Catalytic Cross-Metathesis Reactions That Afford E- and Z-Trisubstituted Alkenyl Bromides: Scope, Applications, and Mechanistic Insights

T Koengeter, C Qin, BK Mai, Q Liu, Y Mu… - Journal of the …, 2023 - ACS Publications
… Homo-metathesis (HM) of the less substituted alkene would be … the above types of trisubstituted
alkenes, we revisited a previous … A brief screening study indicated that with a bromine

Recent Advances in Catalytic Asymmetric Syntheses of Functionalized Heterocycles via Halogenation/Chalcogenation of Carbon‐Carbon Unsaturated Bonds

S Liu, BQ Zhang, WY Xiao, YL Li… - Advanced Synthesis & …, 2022 - Wiley Online Library
… systems are supposed to encapsulate the species via the strong … In this work, sulfenoamidation
of electron-rich alkenes … source is critical to obtain high enantioselectivity of cis-3a-…

[HTML][HTML] Stereospecific syn-dihalogenations and regiodivergent syn-interhalogenation of alkenes via vicinal double electrophilic activation strategy

H Moon, J Jung, JH Choi, W Chung - Nature Communications, 2024 - nature.com
… of chlorine and bromine are added onto internal alkenes successfully, … , cis−1,2-dichlorocyclohexane
is produced through a sequence relying on an available syn-stereospecific alkene

Metalated container molecules

B Kersting - Zeitschrift für anorganische und allgemeine …, 2004 - Wiley Online Library
… to the bromination of the free acid, which is an anti-addition [117]. Also the bromination of
the encapsulated alkene is 23 … cis-bromination of α,β-unsaturated carboxylate coligands. …

Chemistry of metalated container molecules

B Kersting, U Lehmann - Advances in Inorganic Chemistry, 2009 - Elsevier
… Thus, the molecular square 15 was prepared by the directed assembly of cis-[(PEt 3 ) 2 Pt(OTf…
Of relevance for this review are reports on the encapsulation of coordinatively unsaturated …

Stereoselective transformations in container metalated molecules

V Lozan - Physical Methods in Coordination and Supramolecular …, 2012 - ibn.idsi.md
cis-O2C-CHBrCHBr-Ph)]+ , b - [(L)Co2(trans-O2C-CHBrCHBr-Ph)]+ Therefore, the
bromination of the encapsulated alkene … addition to a bridging cinnamato ligand (cis-2,3-dibromo-3-…

Surface chemistry of porous silicon and implications for drug encapsulation and delivery applications

KL Jarvis, TJ Barnes, CA Prestidge - Advances in colloid and interface …, 2012 - Elsevier
… Manipulation of these parameters can impact drug encapsulation by altering drug–pSi …
of how pSi surface modification has been used to improve drug encapsulation and delivery. …

Asymmetric methoxyselenenylations and cyclizations with 3-camphorseleno electrophiles containing oxime substituents at C-2. Formation of an unusual …

TG Back, Z Moussa, M Parvez - The Journal of Organic Chemistry, 2002 - ACS Publications
bromine to the corresponding diselenide 4, was allowed to stand in the absence of an alkene
mechanism for diastereoselection is different for cis- and trans-alkenes. In the case of trans-…

Cyclodextrin-based rotaxanes

C Stanier, CA Stanier - 2002 - ora.ox.ac.uk
… extinction coefficients of the trans and cis isomers of one rotaxane in … Elimination of bromine
gave stilbene 32 which had a higher … We started with the alkene protons a and a' which have …