Zobrazeno 1 - 4
of 4
pro vyhledávání: '"MISS J. V. PARGHI"'
Autor:
B. M. DESAI, (Miss) J. V. PARGHI
Chemistry Department, M.G. Science Institute, Ahmedabad-380 009 Manuscript received, 8 September 1976, revised 27 June 1977,accepted 3 October 1977 β-Resorcylaldehyde as a Reagent for the Spectrophotometric Determination of Ferric Ions.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a88dcfd302af36040a202ed98362c909
Autor:
B. M. DESAI, MISS J. V. PARGHI
Chemistry Department, M.G. Science Institute, Ahmedabad-9 Manuscript received 7 September 1976, revised 4 March 1977, accepted 22 April 1977 The working conditions for the use of protocatechuic acid, 3-hydroxy 2-naphthoic acid and tiron as indicators
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::82536a8eaf2feeb594e9f351b796f513
Autor:
R. D. DESAI, (Miss) J. V. PARGHI
Two new methods of the synthesis of 7-hydroxy-6-methoxy-4-methylcoumarin (4-methylscopoletin) have been described. The oxidation of 4-methyl-7-coumarinyl-methanesulphonate by alkaline potassium persulphate (Elb's mothod) furnished 4-methyl-6-hydroxy
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::40bcd503197e5174cb2d91490693cfa3
Autor:
R. D. DESAI, (Miss) J. V. PARGHI
Partial tosylation of 4-methyl-5 :7-dihydroxycoumarin furnished 4-methyl-5-hydroxy-7-conmarinyl-p-toluenesulphonate which could bemethylated to 4-methyl-5-methoxy-7-conmarinyl-p-toluenesulphonate. its detosylation afforded 4-methyl-5-methoxy-7-hy
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0a34610a5f2abbb6874e3c90d192e1ce