نتایج جستجو برای: 4 amino benzoic acid
تعداد نتایج: 1981767 فیلتر نتایج به سال:
Although a number of plant natural products are derived from benzoic acid, the biosynthesis of this structurally simple precursor is poorly understood. Hypericum calycinum cell cultures accumulate a benzoic acid-derived xanthone phytoalexin, hyperxanthone E, in response to elicitor treatment. Using a subtracted complementary DNA (cDNA) library and sequence information about conserved coenzyme A...
1. The contribution of dietary constituents to the large urinary output of benzoic acid characteristic of ruminants and some herbivores is not well understood. 2. Methods for the analysis of quinic, cyclohexanecarboxylic, benzoic, phenylacetic, 3-phenylpropionic and cinnamic acids in urine and in rumen fluids were developed. 3. The urinary output of aromatic acids by sheep given seven-rations w...
Abstract This study focuses on the synthesis of 2-[2 \ -(5-bromo thiazolyl) azo]-5-di-methyl amino benzoic acid (5-BrTAMB) and Cd(II) coordinate complex. Diazotization by 2-amino-5-bromo thiazole mixation an alkaline alcohol solution 3-dimethyl acid. Various analytical techniques, including 1 H-NMR, mass spectral, FT-IR spectra, UV-Vis, elemental analysis (C.H.N.S), measurement electrical condu...
The 1:1 co-crystal N ′-[(2-methylphenyl)methylidene]pyridine-4-carbohydrazide–benzoic acid (1/1), C 13 H 11 3 O·C 7 6 O 2 , formed unexpectedly after autoxidation of benzaldehyde during the slow evaporation process a solution isoniazid in benzaldehyde. original intent synthesis was to modify with and crystallize product order improve efficacy against Mycobacteria species, but benzoic spontaneou...
In the structure of the title compound, C(10)H(10)N(2) (2+)·2ClO(4) (-)·4C(7)H(7)NO(2)·2C(10)H(8)N(2)·2H(2)O, the 4,4'-bipyridinium cation has a crystallographically imposed centre of symmetry. The cation is linked by N-H⋯N hydrogen bonds to adjacent 4,4'-bipyridine mol-ecules, which in turn inter-act via O-H⋯N hydrogen bonds with 4-amino-benzoic acid mol-ecules, forming chains running parallel...
In the present study, the effect of 2-hydroxy-4-methoxy benzoic acid isolated from roots of Hemisdesmus indicus on the erythrocyte membrane bound enzymes and antioxidant status in streptozotocin-induced diabetic rats was investigated. The streptozotocin-induced diabetic rats were treated with 2-hydroxy-4-methoxy benzoic acid (500 μg/kg/day) for 7 weeks by oral intubation and compared with glibe...
The problem of the origin of the glycine available for hippuric acid synthesis after the administration of benzoic acid or its salts has been studied by many investigators with varying results. It should be borne in mind, in this connection, that all species of animals do not react similarly in response to the ingestion of benzoic acid. Thus the organisms of man (l), the rabbit (2), the goat (3...
1. The urinary excretion of orally administered [(14)C]benzoic acid in man and 20 other species of animal was examined. 2. At a dose of 50mg/kg, benzoic acid was excreted by the rodents (rat, mouse, guinea pig, golden hamster, steppe lemming and gerbil), the rabbit, the cat and the capuchin monkey almost entirely as hippuric acid (95-100% of 24h excretion). 3. In man at a dose of 1mg/kg and the...
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