Hexasiloxane,
1,1,1,11,11,11-hexamethyl-3,3,5,5,7,7,9,9-octakis[(trimethylsilyl)oxy]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 52809-00-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,8,0 and 9 respectively; the second part has 2 digits, 0 and 0 respectively. Calculate Digit Verification of CAS Registry Number 52809-00: (7*5)+(6*2)+(5*8)+(4*0)+(3*9)+(2*0)+(1*0)=114 114 % 10 = 4 So 52809-00-4 is a valid CAS Registry Number.