2,2',2'',2'''-tetrafluoro-5,5',5'',5'''-tetramethyl-1,1':3',1'':3'',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 88229-87-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,2,2 and 9 respectively; the second part has 2 digits, 8 and 7 respectively. Calculate Digit Verification of CAS Registry Number 88229-87: (7*8)+(6*8)+(5*2)+(4*2)+(3*9)+(2*8)+(1*7)=172 172 % 10 = 2 So 88229-87-2 is a valid CAS Registry Number.