𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Effect of mixed H2O−CH3CN solvent on intramolecular general base-catalyzed cleavage of ionized phenyl salicylate in the presence of DL-proline

✍ Scribed by Khan, M. Niyaz ;Arifin, Zainudin ;Yusoff, M. Rapandi


Book ID
105589024
Publisher
Springer
Year
1999
Tongue
English
Weight
375 KB
Volume
67
Category
Article
ISSN
0133-1736

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Effects of mixed CH3CN(SINGLEBOND)H2O so
✍ M. Niyaz Khan 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 English ⚖ 137 KB 👁 2 views

The effects of mixed CH 3 CN 9 H 2 O solvents on rates of aminolysis of ionized phenyl salicylate, PS Ϫ , reveal a nonlinear decrease in the nucleophilic second-order rate constants, (for aminolysis) with increase in the content of CH 3 CN until it becomes Ϸ 50%, ms k , n v/v. The values of remain a

Effects of mixed H2OCH3CN solvents on th
✍ M. Niyaz Khan; Z. Arifin; A. George; I. A. Wahab 📂 Article 📅 2000 🏛 John Wiley and Sons 🌐 English ⚖ 148 KB 👁 1 views

Nucleophilic second-order rate constants, k n ms , for the reactions of several primary and secondary amines with ionized phenyl salicylate (PS Ϫ ) show a nonlinear decrease with the increase in the content of CH 3 CN from 2 to Յ50% v/v in mixed aqueous solvent. The values of k n ms remain almost un

Effects of Li+ and K+ ions on the rate o
✍ M. Niyaz Khan; Zainudin Arifin 📂 Article 📅 1996 🏛 John Wiley and Sons 🌐 English ⚖ 483 KB 👁 2 views

Pseudo first-order rate constants (kohl) for methanolysis of ionized phenyl salicylate (PS-) show a decrease of 3-5-fold with increase in CH,CN content from 2 to 60 or 70% (v/v) in mixed aqueous solvents containing 0.01 mol dm-3 LiOH and a constant content of CH30H. At 0.01 moldm-' KOH, the rate con