Hexasiloxane, 1,11-diethoxy-1,1,3,3,5,5,7,7,9,9,11,11-dodecamethyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 18143-15-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,1,4 and 3 respectively; the second part has 2 digits, 1 and 5 respectively. Calculate Digit Verification of CAS Registry Number 18143-15: (7*1)+(6*8)+(5*1)+(4*4)+(3*3)+(2*1)+(1*5)=92 92 % 10 = 2 So 18143-15-2 is a valid CAS Registry Number.