4,4'-bis-phenyliodonio-biphenyl diiodide, also known as 4,4'-biphenylbis(diphenyliodonio)diiodide, is a complex organic compound with the chemical formula C36H26I4. It is a white crystalline solid that is soluble in organic solvents such as acetone and chloroform. 4,4'-bis-phenyliodonio-biphenyl; diiodide is a bis(iodonio)biphenyl derivative, featuring two iodonio groups attached to a biphenyl core. It is often used as a reagent in organic synthesis, particularly in the formation of carbon-carbon bonds through the Stille coupling reaction, a type of cross-coupling reaction. The compound is also known for its electrophilic properties and can act as a source of phenyl radicals in certain reactions. Due to its sensitivity to light and moisture, it is typically stored under an inert atmosphere and used in a controlled environment.
The CAS Registry Mumber 5584-41-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,5,8 and 4 respectively; the second part has 2 digits, 4 and 1 respectively. Calculate Digit Verification of CAS Registry Number 5584-41: (6*5)+(5*5)+(4*8)+(3*4)+(2*4)+(1*1)=108 108 % 10 = 8 So 5584-41-8 is a valid CAS Registry Number.