1,3,5,7,9,11,13,17-octaphenyl-5,7,13,15,tetrakis(trimethylsiloxy)tricyclo<9.5.1.13,9>octasiloxane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 70127-27-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,1,2 and 7 respectively; the second part has 2 digits, 2 and 7 respectively. Calculate Digit Verification of CAS Registry Number 70127-27: (7*7)+(6*0)+(5*1)+(4*2)+(3*7)+(2*2)+(1*7)=94 94 % 10 = 4 So 70127-27-4 is a valid CAS Registry Number.