(1RS,2RS,3RS,8SR,10RS)-5,5,12,12-tetramethyl-4,6,11,13-tetraoxatricyclo<8.3.0.03,8>tridecan-2-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 64589-28-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,5,8 and 9 respectively; the second part has 2 digits, 2 and 8 respectively. Calculate Digit Verification of CAS Registry Number 64589-28: (7*6)+(6*4)+(5*5)+(4*8)+(3*9)+(2*2)+(1*8)=162 162 % 10 = 2 So 64589-28-2 is a valid CAS Registry Number.