meso-trans,trans-3,3,3',3',5,5,5',5'-octamethyl-<1,1'-bicyclohexyl>-2,2'-diol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 76993-54-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,9,9 and 3 respectively; the second part has 2 digits, 5 and 4 respectively. Calculate Digit Verification of CAS Registry Number 76993-54: (7*7)+(6*6)+(5*9)+(4*9)+(3*3)+(2*5)+(1*4)=189 189 % 10 = 9 So 76993-54-9 is a valid CAS Registry Number.