5α-cholestane-3β,4β,6α,7α,8,15α,16β,26-octol 3,6,15,26-tetra(p-bromobenzoate) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 86424-23-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,6,4,2 and 4 respectively; the second part has 2 digits, 2 and 3 respectively. Calculate Digit Verification of CAS Registry Number 86424-23: (7*8)+(6*6)+(5*4)+(4*2)+(3*4)+(2*2)+(1*3)=139 139 % 10 = 9 So 86424-23-9 is a valid CAS Registry Number.