2,5,2',5',2'',5'',2''',5'''-octamethoxy-[1,1';4',1'';4'',1''']quaterphenyl is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 860190-93-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,0,1,9 and 0 respectively; the second part has 2 digits, 9 and 3 respectively. Calculate Digit Verification of CAS Registry Number 860190-93: (8*8)+(7*6)+(6*0)+(5*1)+(4*9)+(3*0)+(2*9)+(1*3)=168 168 % 10 = 8 So 860190-93-8 is a valid CAS Registry Number.