شماره ركورد كنفرانس
580
عنوان مقاله
KINETICS OF REACTION BETWEEN DMAD AND MELDRUM’S ACID IN THE PRESENCE OF TRIPHENYLARSINE
عنوان به زبان ديگر
KINETICS OF REACTION BETWEEN DMAD AND MELDRUM’S ACID IN THE PRESENCE OF TRIPHENYLARSINE
پديدآورندگان
Ghodsi F نويسنده , Habibi-Khorassani S.M نويسنده , Shahraki M نويسنده , Hashemi-Shahri M نويسنده
تعداد صفحه
10
كليدواژه
dimethyl acetylendicarboxcylate , Meldrum’s acid , Mechanism , UV spectroscopy , Kinetics
سال انتشار
1395
عنوان كنفرانس
سومين همايش تكنتيك هاي نوين در شيمي و پتروشيمي نانو ايران
زبان مدرك
فارسی
چكيده لاتين
The kinetics and mechanistic investigation of the reaction between dimethyl acetylendicarboxcylate (DMAD) and Meldrum’s acid has been studied in ethanol environment with triphenylarsine as a catalyst using UV/vis spectrophotometry. The reaction followed second order kinetics. In the kinetics study, activation energy and parameters (Ea, ΔHǂ, ΔSǂ and ΔGǂ) were determined. Also, reaction rate is accelerated by increasing the temperature and the dielectric constant of solvent
شماره مدرك كنفرانس
4456290
سال انتشار
1395
از صفحه
1
تا صفحه
10
سال انتشار
1395
لينک به اين مدرک