2,4,6,8-tetrasilanonane, 9-chloro-2,2,4,4,6,6,8,8-octamethyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 18419-62-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,4,1 and 9 respectively; the second part has 2 digits, 6 and 2 respectively. Calculate Digit Verification of CAS Registry Number 18419-62: (7*1)+(6*8)+(5*4)+(4*1)+(3*9)+(2*6)+(1*2)=120 120 % 10 = 0 So 18419-62-0 is a valid CAS Registry Number.