𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Stereochemistry of Nucleophilic Substitution at Cyclo-propanediazonium Ions

✍ Scribed by Prof. Dr. Wolfgang Kirmse; Dr. Theodor Engbert

Publisher
John Wiley and Sons
Year
1979
Tongue
English
Weight
249 KB
Volume
18
Category
Article
ISSN
0044-8249

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Carbon as Leaving Group—Stereochemistry
Carbon as Leaving Group—Stereochemistry of nucleophilic Substitution
✍ Prof. Dr. Wolfgang Kirmse; Dr. Klaus Zander 📂 Article 📅 1988 🏛 John Wiley and Sons 🌐 English ⚖ 467 KB

intensity, are identical with those observed for the complex [((C5Me5)(CO),Fe}P(Cr(CO)5]=PAryl][9~ and the complex (5, 2 H, aryl). El-MS: m / z 390 (M'). ## 4-6: A solution of 1 (1.40 g, 3.30 mmol) [7] in T H F (30 mL) at 0°C was treated with 2 (1.29 g, 3.30 mmol), resulting in a spontaneous chan

Stereochemistry of nucleophilic substitu
Stereochemistry of nucleophilic substitution reactions of sterically rigid phosphoranes
✍ Satoshi Kojima; Masaaki Nakamoto; Katsuhiro Yamazaki; Kin-ya Akiba 📂 Article 📅 1997 🏛 Elsevier Science 🌐 French ⚖ 333 KB

The stereomutation barriers of diastereomeric spirophosphoranes, [o-O(CF3)(CH3)C\*C&r][o-O(CF3)2C&]P\*X (X=OMe, SMe) were determined to be high enough to freeze the mutation at ambient temperatures [AGf(298K)=25.0,30.4 kcal mol-t; respectively]. The nucleophilic substitution reaction of SMe compound

Stereochemistry of substitution at trico
Stereochemistry of substitution at tricovalent phosphorus
✍ Otto Dahl 📂 Article 📅 1981 🏛 Elsevier Science 🌐 French ⚖ 207 KB

## Reactions of one diastereomer of a )P-NMe2 compound (La) with alcohols, phenol and amines have been shown by NMR to proceed with initial inversion at phosphorus, but the overall reactions are not stereoselective.

On the stereochemistry of vicinal nucleo
On the stereochemistry of vicinal nucleophilic substitution of β-(phosphatoxy)alkyl radicals
✍ David Crich; Stéphane Gastaldi 📂 Article 📅 1998 🏛 Elsevier Science 🌐 French ⚖ 172 KB

It is demonstrated by means of diastereomeric probes that the vieinal nuclcophilic displacement of a diethylphosphat¢ group from a I$-(phosphatoxy)alkyl radical may take place by backside or frontside attack depending on stcrie constraints