1,3,5,7-Tetramethyl-2,4,6,8,9,10-hexathia-1,3,5,7-tetrasila-tricyclo[5.1.1.13,5]decane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 16541-52-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,5,4 and 1 respectively; the second part has 2 digits, 5 and 2 respectively. Calculate Digit Verification of CAS Registry Number 16541-52: (7*1)+(6*6)+(5*5)+(4*4)+(3*1)+(2*5)+(1*2)=99 99 % 10 = 9 So 16541-52-9 is a valid CAS Registry Number.