Utilization of 1-Oxa-2,2-(dimethyl)silacyclopentane Acetals in the Stereoselective Synthesis of Polyols.

New straightforward route for the synthe

New straightforward route for the synthesis of some 1-oxa-2-silacyclopentane derivatives

✍ Kazem D. Safa; Mohammad Shahrivar; Shahin Tofangdarzadeh; Akbar Hassanpour 📂 Article 📅 2008 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 788 KB

## Abstract magnified image Tris(dimethylsilyl)methyl lithium, (HSiMe~2~)~3~CLi, reacts with allyl, phenyl, benzyl, __n__‐propyl and __n__‐butyl glycidyl ethers in THF at ‐5 °C to give 1‐oxa‐2‐silacyclopentane derivatives. It seems that ring closure is facilitated by conversion of the SiH bond in

ChemInform Abstract: New Straightforward

ChemInform Abstract: New Straightforward Route for the Synthesis of Some 1-Oxa-2-silacyclopentane Derivatives.

✍ Kazem D. Safa; Mohammad Shahrivar; Shahin Tofangdarzadeh; Akbar Hassanpour 📂 Article 📅 2008 🏛 John Wiley and Sons ⚖ 23 KB

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v

Use of Monoterpenes, 3-Carene and 2-Care

Use of Monoterpenes, 3-Carene and 2-Carene, as Synthons in the Stereoselective Synthesis of 2,2-Dimethyl-1,3-disubstituted Cyclopropanes

✍ Fliur Z. Macaev; Andrei V. Malkov 📂 Article 📅 2006 🏛 John Wiley and Sons ⚖ 8 KB

Stereoselective synthesis of 2-alkynyl a

Stereoselective synthesis of 2-alkynyl and 2-alkenyl-1-ethoxy glucosides — new types of acetal-glycosides for use in the treatment of cancer

✍ Lutz F. Tietze; Anja Fischer-Beller 📂 Article 📅 1994 🏛 Elsevier Science 🌐 English ⚖ 1012 KB

## Reaction of propargylaldehyde diethyl acetals 1,2,3, and 4 and 2,3,4, 6-tetra-O-acetyl-l-O-trimethylsilyl-fi-o-glucopyranose 5a in the presence of catalytic amounts of trimethylsilyl trifluoromethanesulfonate at -78°C gives the acetylated acetal-p-glucosides 6-9 in 60-90% yield with rete

Stereoselective Synthesis of Alkyl Z-2-(

Stereoselective Synthesis of Alkyl Z-2-(2-Amino-4-oxo-1,3-thiazol-5(4H)-yliden)acetates in Solventless Conditions.

✍ Ali Ramazani; Ali Reza Kazemizadeh; Bijan Ganjeie; Ebrahim Ahmadi 📂 Article 📅 2006 🏛 John Wiley and Sons ⚖ 12 KB 👁 1 views

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

Utilization of Industrial Waste Material

Utilization of Industrial Waste Materials, 6. Utilization of Derivatives of the Bicyclic Proline Analog (all-R)-Octahydrocyclopenta[b]pyrrol-2-carboxylic Acid in the Stereoselective Synthesis

✍ Wilken, Jörg ;Wallbaum, Sabine ;Saak, Wolfgang ;Haase, Detlef ;Pohl, Siegfried ; 📂 Article 📅 2006 🏛 John Wiley and Sons 🌐 English ⚖ 901 KB

## Abstract Utilization of the industrial waste material benzyl (__all‐R__)‐cyclopenta[__b__]pyrrol‐2‐carboxylate 1a or its derivatives 1b, 1c as chiral auxiliaries is described. Allylation of nitrothioacetamides, proceeding by initial __S__‐allylation followed by a facile thio Claisen rearrangemen