摘要:
Compounds of the present invention include cell growth inhibitors which are peptides of Formula (I):, A - B - D - E - F - (G)r - (K)s - L and acid salts thereof, wherein A, B, D, E, F, G and K are α-amino acid residues, and s and r are each, independently, 0 or 1. L is a monovalent radical, such as, for example, an amino group, an N-substituted amino group, a β-hydroxylamino group, a hydrazido group, an alkoxy group, a thioalkoxy group, an aminoxy group, or an oximato group. The present invention also includes a method for treating cancer in a mammal, such as a human, comprising administering to the mammal an effective amount of a compound of Formula (I) in a pharmaceutically acceptable composition.
摘要:
Novel peptides of the formula A-B-D-E-F-L, wherein A, B, D, E, F, and L have the meanings stated in the specification, and their preparation are disclosed. The novel compounds are suitable for controlling diseases.
摘要:
The description relates to a process for producing α-(N,N dialkyl)-amino carboxylic acid amides of formula (I) in which the constituents have the meanings given, in which the corresponding free acids are reacted with primary or secondary amines in the presence of anhydrides of an alkane phosphonic acid.
摘要:
The invention relates to a method for producing semicarbazone compounds of formula (I) wherein R1 and R2 independently represent hydrogen, halogen, CN, C1-C4 alkyl, C1-C4 alkoxy, C1-C4 haloalkyl or C1-C4 haloalkoxy, and R3 represents C1-C4 alkoxy, C1-C4 haloalkyl or C1-C4 haloalkoxy. According to said method, a hydrazone compound of general formula (II), wherein R represents C1-C4 alkoxy, amino, C1-C4 alkylamino or di-(C1-C4-alkyl)amino, and R1 and R2 have the above-mentioned designations, is reacted with an aniline compound of general formula (III) wherein R3 has the above-mentioned designation.
摘要:
A process is disclosed for preparing 3-pyrroline-2-carboxylic acid derivatives of formula (I), in which R1 stands for H, C¿1?-C6-alkyl, benzyl, benzyl substituted at the phenyl radical, allyloxycarbonyl, C1-C6-alkyloxycarbonyl, benzyloxycarbonyl, in which the benzyl radical can be substituted by OCH3 radicals, or for C1-C4-alkylcarbonyl; or R?1¿ stands for an amino acid radical which can be alkylated or acylated at the nitrogen and is linked by the C-terminal; and R2 stands for OH, C¿1?-C4-alkyloxy, benzyloxy or an N?3R4¿ group, in which R?3 and R4¿ represent independently from each other H, C¿1?-C4-alkyl, benzyl, phenyl or pyridyl, in which the aromatic compounds in R?3 and R4¿ can be substituted by up to three identical or different substituents selected from the group composed of methyl, methoxy, hydroxy, cyano or halogen. According to this process, the sulphonic acid radical is eliminated by means of a base from a compound having the formula (II), in which R?1 and R2¿ have the above meanings and R5 stands for C¿1?-C6-alkyl, benzyl, trifluoromethyl, naphthyl or phenyl optionally substituted by radicals from the group composed of methyl, nitro and halogen.
摘要:
The description relates to a process for producing pentapeptides of the formula (I) in which A and R1-R3 have the meanings given, in which the pentapeptide is constructed in steps from a prolinamide of the formula (II) in which R?1 and R2¿ have the meanings given above, and the group -NR1R2 may be hydrolytically separated from the peptide thus obtained.
摘要:
Disclosed is the compound Me2Val-Val-MeVal-Pro-Pro-NHBzl. HCl. The compound is produced from Z-Val-Val-MeVal-Pro-OR1, wherein Z and R1 have the meanings indicated in the description. The compound disclosed has anti-neoplastic properties.
摘要:
Cyclohexenone derivates have the formula (I), in which R1 stands for alkyl, alkenyl, alkinyl, cycloalkyl, aloxyalkyl, alkylthioalkyl, possibly substituted phenyl, possibly substituted benzyl, possibly substituted 5-/6-membered heteroaryl; W stands for 0, =N-OR2 or =N-R3; R2 stands for possibly substituted alkyl, alkenyl or alkinyl residue, possibly substituted 3- to 6-membered alkyl chain or 4- to 6-membered alkenyl or alkinyl chain, a chain link in each of the chains being substituted by -0-, -S-, -S0-, -S0¿2?- or -N(R?8)-; R8¿ stands for H, alkyl, alkenyl, alkinyl, alkylcarbonyl, benzoyl; R3 stands for H, alkyl hydroxyakyl, alkoxyalkyl or alkylthioalkyl, possibly substituted phenyl, possibly substituted benzyl; X, Y stand for -OR?4 or -NR5 R6; R4¿ stands for H, alkyl, akenyl, alkinyl, alkoxyalkyl, alkylthioalkyl; R5 stands for H, alkyl, alkenyl, alkinyl, hydroxyalkyl, alkoxyalkyl, alkylthioalkyl and R6 stands for H, alkyl, alkenyl, alkinyl, hydroxyalkyl, alkoxyalkyl, alkylthioalkyl, alkylcarbonyl, possibly substituted benzoyl or R5-R6 form together with the shared N atom a 5-/6-membered heterocycle that may contain -O-, -S- or -N(R7)- as ring element; R7 stands for H, alkyl, alkenyl, alkinyl, alkylcarbonyl, benzoyl. Also disclosed are the agriculturally useful salts and esters of C¿1?-C10-carboxylic acids and anorganic acids of the compounds having the formula (I). These cyclohexenone derivates (I) are useful as herbicides and plant growth regulators.
摘要:
The invention relates to a method for the production of sulphamic acid halogenides of primary or secondary amines, comprising the following steps: i) reaction of a primary or secondary amine A1 with at least equimolar amounts of SO3 or an S03 source in the presence of at least equimolar amounts of a tertiary amine A2, respectively in relation to amine A1, and ii) reaction of the reaction mixture obtained in step i) with at least the stochiometrically required amount of phosphorus halogenide. The invention also relates to a method for the production of sulphamic acid diamides, comprising the production of sulphamic acid halogenides by carrying out steps i) and ii) and by subsequently reacting the sulphamic acid halogenides thus obtained with ammonia.The invention further relates to the use of said method in the production of herbicidal active ingredients with a sulphodiamide structure. The invention also relates to novel sulphamic acid chlorides.