4,4'''''-Diiodo-2,5,2''''',5'''''-tetramethyl-[1,1';4',1'';4'',1''';4''',1'''';4'''',1''''']sexiphenyl is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 66003-67-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,0,0 and 3 respectively; the second part has 2 digits, 6 and 7 respectively. Calculate Digit Verification of CAS Registry Number 66003-67: (7*6)+(6*6)+(5*0)+(4*0)+(3*3)+(2*6)+(1*7)=106 106 % 10 = 6 So 66003-67-6 is a valid CAS Registry Number.