(2S,3aS,5aR,8aS,8bR)-2-(tert-Butyl-dimethyl-silanyloxy)-6,6-dimethoxy-2,3,3a,5,5a,6,8a,8b-octahydro-1H-as-indacen-4-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 188910-52-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,8,9,1 and 0 respectively; the second part has 2 digits, 5 and 2 respectively. Calculate Digit Verification of CAS Registry Number 188910-52: (8*1)+(7*8)+(6*8)+(5*9)+(4*1)+(3*0)+(2*5)+(1*2)=173 173 % 10 = 3 So 188910-52-3 is a valid CAS Registry Number.