1,4-Diethyl-pyridinium iodide is a chemical compound with the formula C11H16N+I-. It is a salt derived from 1,4-diethylpyridine, a derivative of pyridine, and iodide ions. 1,4-diethyl-pyridinium; iodide is characterized by its yellow crystalline appearance and is soluble in water and ethanol. It is primarily used as a reagent in chemical analysis and synthesis, particularly in the preparation of other pyridinium salts and as a phase-transfer catalyst in organic synthesis. The compound's structure features two ethyl groups attached to the 1 and 4 positions of the pyridine ring, which influences its chemical properties and reactivity.
The CAS Registry Mumber 7290-97-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,2,9 and 0 respectively; the second part has 2 digits, 9 and 7 respectively. Calculate Digit Verification of CAS Registry Number 7290-97: (6*7)+(5*2)+(4*9)+(3*0)+(2*9)+(1*7)=113 113 % 10 = 3 So 7290-97-3 is a valid CAS Registry Number.