ALIG LEOHADVARY PAULHUERZELER MARIANNEMUELLER MARCELSTEINER BEATWELLER THOMASEPEP0505868A2 * Mar 16, 1992 Sep 30, 1992 F. Hoffmann-La Roche Ag N-Acyl-alpha-aminosäurederivateEP0505868A2 * 1992年3月16日 1992年9月30日 F. Hoffmann-La Roche Ag N-Acyl-alpha-aminoacids derivatives...
Preparation of N-Acyl Derivatives of Amino Acids From Acyl Chlorides and Amino Acids in the Presence of Cationic Surfactants. A Variation of the Schotten-Baumann Method of Benzoylation of Amino Acids A very efficient method for the preparation of N-acrylamino acids from the corresponding acryl chl...
ChemInform Abstract: A NEW SYNTHESIS OF N‐ACYL AROMATIC ALPHA‐AMINO ACIDS, AMIDOALKYLATION OF AROMATIC COMPOUNDS WITH GLYOXYLIC ACID DERIVATIVEScarboxylic amides (benzene compounds)benzofuran derivativesDie Glyoxyls
METHOD OF PRODUCING N ACYL ALPHA AMINO ACIDSmethod of producing n acyl alpha amino acidsWAKAMATSU HUDA JYAMAGAMI N
A process for the preparation of N-acyl- alpha -amino acids by reacting carbon monoxide with an aldehyde and a carboxylic acid amide having an amide group with at least one hydrogen atom attached to the nitrogen atom which reaction is carried out in the presence of a catalyst, obtainable ...
DERIVATIVES OF N-ACYL-ALPHA-AMINO ACIDS, PROCESS OF THEIR PREPARATION ANDPHARMACEUTICALS BASED THEREONN-Aroyl- alpha -aminocarboxylic acid derivatives of the formula in which L, R' to R''' and Q have the meaning given in the description, can be used for the treatment or prophylaxis of ...
MANUFACTURE OF N_ACYL_ALPHA_AMINO ACIDN-acyl-amino acids are manufactured by reacting an aldehyde, carbon monoxide, hydrogen and an amide in the presence of a cobalt-containing catalyst promoted by a sulfoxide-containing compound.JIYAN JIEN RIN...
amino acids, peptidesoxazole derivativesSeveral symmetricN-acyl-N,α,α-trialkyl glycine amides were synthesised by the Ugi–Passerini four-component reaction and subjected to selective cleavage with trifluoroacetic acid. In almost all cases it was possible to obtain the correspondingN-acyl-N,α,α...
US3766266 * 1971年3月25日 1973年10月16日 Ajinomoto Kk Method of producing n acyl alpha amino acidsUS3766266 1971年3月25日 1973年10月16日 Ajinomoto Co Inc,Ja Method of producing n acyl alpha amino acidsUS3766266 Mar 25, 1971 Oct 16, 1973 Ajinomoto Kk Method of producing n acyl alpha ...
wherein X represents acyl groups for the acylation of the N alpha-amino group and the radicals of carboxylic acids especially of formic, acetic, propionic, buteric, valeric, hexanoic, heptanoic, octanoic, and nonanoic acids along with all their respective isomers. We also wish to include L-lac...