barbituric acid
![Synthesis and antimicrobial activity of chalcones of naphtho[2,1-b]furan condensed with barbituric acid](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==)
Synthesis and antimicrobial activity of chalcones of naphtho[2,1-b]furan condensed with barbituric acid
... Nitrogen containing heterocyclic compounds, such as barbitones, are known to posses a wide range of activities, such as hypnotics, 1 cadiovascular, 2 analgesics, 3 antiviral, 4 anticancer 5 etc. Moreover, Furan moieties ...
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Barbituric acid metabolism in Nocardia corallina : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Biochemistry at Massey University
... Radiochromatogram scans of alcohol extracts of 5 14 0-barbituric acid after incubation with partially-purified barbiturase and cofactors or partiallypurified barbiturase only and treatme[r] ...
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Synthesis and dynamics studies of barbituric acid derivatives as urease inhibitors
... from barbituric acid as NO scavenger ...turic acid derivatives and their systematic evalution of biological activities as urease inhibition is discussed in this ...
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Haque, Nadera (2009): Coordination Chemistry of Barbituric Acid, its Diethyl Derivative and Benzildiimine with Transition Metals. Dissertation, LMU München: Fakultät für Chemie und Pharmazie
... the barbituric acid itself does not possess any hypnotic properties, but such a characteristic is conferred only when the hydrogen atoms at C-5 are replaced by organic groups (alkyl or ...a ...
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Tandem Knoevenagel-Michael-cyclocondensation reaction of malononitrile, various aldehydes and barbituric acid derivatives using isonicotinic acid as an efficient catalyst
... Having this issue in mind, we have prepared pyrano[2,3-d]pyrimidine dione derivatives by the tandem Knoevenagel- Michael-cyclocondensation reaction of malononitrile, various aldehydes and barbituric acid ...
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Synthesis and Characterisation of Novel Knoevenagel condensation product of naphthofuran 2 carbaldehyde with barbituric acid and ethylcyanoacetate
... of barbituric acids known to act as potential organic oxidizers [10], as building blocks in the preparation of oxadeazaflavines [11], and for the unsymmetrical synthesis of disulfides ...of barbituric ...
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Tandem Aldol-Michael reactions in aqueous diethylamine medium: a greener and efficient approach to dimedone-barbituric acid derivatives
... On the other hand, due to the diverse biological proper- ties of barbituric acid derivatives (1), there is a widespread interest in their synthesis [3-7]. Compounds alkylated in the fifth position have ...
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Barbituric acid metabolism in Nocardia corallina : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Biochemistry at Massey University
... that the presence of hydroxylamine inhibits barbiturase activity, suggests that most of the absorbance change observed with barbituric acid present in the incubation system is due to the[r] ...
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Preparation of Pyridinium and Diaminocarbonium Barbituric Acid Ylides
... filtration. Dimethyl sulfoxide filtrate was diluted with water (1 L). Resulting suspension was stirred at room temperature for thirty minutes and white solid was separated by filtration, washed with water (3x50 ml) and ...
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SYNTHESIS OF SOME NOVEL MULTI FLUORINATED BARBITURIC ACID DERIVATIVES
... Barbituric acid is a pyrimidine-2,4,6(1H,3H,5H)-trione. The Chemistry of pyrimidines & its derivatives have been studied for over a century due to their diverse biological activities such as ...
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Thermodynamic Proton – Ligand Satability Constants in Dioxane – Water Media, Pka , Δg0, Δ H0 And Δ S0 , Values for 1, 3 – Disubstituted Barbituric Acid
... dimethyl barbituric acid [DMBA], Diphenyl barbituric acid [DPBA], di-o-tolyl barbitiuric acid[D-O-TBA], di-m-tolyl barbituric acid [D-m-TBA], di-p-tolyl, barbituric ...
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Solvent free green Synthesis of 5-arylidine Barbituric acid Derivatives Catalyzed by Copper oxide Nanoparticles
... The catalytic activity of the synthesized CuO nanoparticles was investigated in the synthesis of arylidene barbituric acid derivatives at room temperature. To study the efficiency of the CuO nanocatalyst, ...
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Buthalital and methitural – 5,5 substituted derivatives of 2 thiobarbituric acid forming the same type of hydrogen bonded chain
... structure of (I) belongs to the C-2 type, which also occurs in a number of 5,5-disubstituted barbituric acid derivatives (Gelbrich et al., 2016a). The four shortest intermolecular contacts of the sulfur ...
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GEMONAL® (5,5-DIETHYL 1-METHYL BARBITURIC ACID)
... N GM-Idio W PM-OBD W GM-OBD W GM-Idio W GM-Arteriosclerosis Marked benefit No benefit No benefit No benefit 50% improvement Marked benefit Marked benefit No benefit Marked benefit No ben[r] ...
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Synthesis and structure of push–pull merocyanines based on barbituric and thiobarbituric acid
... 2-(1,3,3-Trimethylindolin-2-ylidene)acetaldehyde (0.25 g, 1.2 mmol) and diethylthiobarbituric acid (0.25 g, 1.24 mmol) were dissolved in about 35 mL of absolute ethanol with stir- ring and sonication. After ...
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Journal of Applied Pharmaceutical Science
... synthesised barbituric acid derivatives by both conventional method and microwave-assisted method was carried out to find out if microwave-assisted synthesis of barbituric acid derivatives ...
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... We have synthesized a new series of pyrrolo[2,3-d]pyrimidine derivatives 4a-l in high yields, by the one-pot three- component reaction of arylglyoxals 1a-d with 1,3-dimethyl-6-aminouracil 2 and barbituric ...
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The One-Pot Synthesis of Pyrano[2,3-d]pyrimidinone Derivatives with 1,4-diazabicyclo[2.2.2]octane in Aqueous Media
... A solution of aromatic aldehyde 1 (1 mmol), malononitrile 2 (1.2 mmol ), barbituric acid 3 (1 mmol), and 1,4-diazabicyclo[2.2.2]octane (DABCO) (10 mol %) in H 2 O (10 ml) and EtOH (10 ml) was stirred at ...
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Rubidium 2,4,6 trioxo 1,3 diazinan 5 ide–1,3 diazinane 2,4,6 trione–water (1/1/1)
... the barbituric acid molecule, only atom O4a is a hydrogen bond acceptor from O1W, whereas atoms O2a and O6a interact with Rb ...of barbituric acid molecules and barbiturate anions connected by ...
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Vol 2, No 11 (2013)
... mmol), barbituric acid 2a-b (2 mmol), meldrum’s acid 3 (2 mmol), and CAN (10 mol %) in 20 ml water was introduced in a heavy walled pear-shaped two-necked flask with non-standard taper outer ...
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