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F Hoffmann La Roche AG
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F Hoffmann La Roche AG
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Publication of ES440503A1publicationCriticalpatent/ES440503A1/en
Procedure for the preparation of amido peptides of the formula PGlu-His-Pro-NH-CH2-CH2-CO-NH2 (I) where all amino acids containing an asymmetric center have the L configuration, and its acid addition salts, the process of which comprises react the dipeptide of the formula Pro-NH-CH2-CH2-CO-NH2 (II) with a dipeptide of the general formula pGlu-His-R1 (III) in which R1 represents a hydroxylic group or an activating radical of the carboxylic group, and, if desired, converting the compound of formula I obtained into an acid addition salt, with L configuration having all the amino acids of formulas II and III containing a asymmetric center. (Machine-translation by Google Translate, not legally binding)
ES440503A1974-08-281975-08-27Procedure for the preparation of the amidos peptidos. (Machine-translation by Google Translate, not legally binding)
ExpiredES440503A1
(en)
N-substituted omega-aminoalkanoyl-omega-aminoalkanecarboxylic acids, their application and process for their preparation, and medicines containing these compounds.
Procedure for the preparation of N- (r-tetrahydrofurfuril) -noroximorphone and N- (s-tetrahydrofurfuril) -noroximorphone new. (Machine-translation by Google Translate, not legally binding)
Procedure for the obtaining of salts from the d - (-) - alpine amino-bencilpenicilline with basic amino acids. (Machine-translation by Google Translate, not legally binding)