Results 51 to 60 of about 221 (105)

Efekti supstituenata i strukture na kinetiku reakcije N-(supstituisanih)-m- i -p-aminobenzoevih kiselina sa diazodifenilmetanom

open access: yes, 2007
The rate constants for the reaction of twenty-two N-(substituted phenylmethylene)- m- and -p-aminobenzoic acids with diazodiphenylmethane were determined in absolute ethanol at 30 °C.
Juranić, Ivan   +3 more
core   +1 more source

Original scientific paper Effects of solvent and structure on the reactivity of 6-substituted nicotinic acids with diazodiphenylmethane in aprotic solvents

open access: yes, 2009
: The rate constants for the reactions of diazodiphenylmethane (DDM) with 6-substituted nicotinic acids in aprotic solvents at 30 °C were determined. The obtained second order rate constants in aprotic solvents, together with literature data for benzoic ...
Aleksandar D. Marinković   +1 more
core  

2-O-Benzhydryl-3,4-(S)-O-benzyl-idene-d-xylono-1,4-lactone. [PDF]

open access: yesActa Crystallogr Sect E Struct Rep Online, 2008
Jenkinson SF   +5 more
europepmc   +1 more source

Kinetika reakcije 5-supstituisanih orotinskih kiselina sa dizaodifenilmetanom

open access: yes, 2004
Rate konstants for the reaction of eight 5-substituted orotic acids with diazodiphenylmethane (DDM) in dimethylformamide (DMF) were determined at 30 ºC by the known spectrophotometricmethod.
Assaleh, Fathi H.   +2 more
core   +1 more source

Kinetika reakcija 6-supstitutisanih nikotinskih kiselina i nekih p-supstituisanih benzoevih kiselina sa diazodifenilmetanom u različitim alkoholima

open access: yes, 2000
Rate constants have been determined for the reactions of diazodiphenylmethane with a number of 6-substituted nicotinic acids and p-substituted benzoic acids in twelve alcohols. A comparative study was used to evaluate and compare the Hammett ρ values and
Jovanović, Bratislav Ž.   +2 more
core  

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