[PDF] Coupling of substances containing a primary amine to hyaluronan

Efficient acetylation of primary amines and amino acids in

in environmentally benign brine solution using acetyl chloride but cheap acetylating agent to acetylate amines in excellent yields in aqueous medium.

leep513.pdf

Acid anhydrides on reaction with primary amines give ______. (i) amide. (ii) imide. (iii) secondary amine. (iv) imine. 23/04/18 

A Direct Method for Reductive Deamination of Aliphatic Amines

but the sum of the yields of benzene and chlorobenzene decreases. primary amine sulfonamide with hydroxylamine-O-sulfonic acid in alkaline solution pro-.

Developments and recent advancements in the field of endogenous

22K. Saito. [Vol. 15 No. 1

a New Alkaloid of White

N-Glycosyl Derivatives of Secondary Amines

lized from methanol-chloroform; yield 1.50 g. m.p. 132- secondary amine should not show mutarotation ... alkaline (£H >11)

Coupling of substances containing a primary amine to hyaluronan

This work will focus on the carbodiimide reaction which produces a zero- converted to a primary amine

Use of Periodate Oxidations in Biochemical Analysis

atoms carrying secondary hydroxyl groups yield formic acid. retard further oxidation by periodate in a mildly acidic medium (109).

The Reaction of Phthaloylnaphthol with Hydroxylamine and with

may be converted in an alkaline medium into either one or the other of of phthaloylnaphthol in alkali or alcoholic alkali produces in the hot solu-.

Acetonitrile as a Building Block and Reactant

Furthermore a Pt(II) catalyst was used in the acetylation of primary and secondary amines to give the corresponding N-acetylamines in 60–73% yields (Scheme