1,2,3,4,8,9,10,11-octahydro-3,3,10,10-tetramethyldibenzo<1,4,7>dioxaselenocine-1,8-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 88089-22-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,0,8 and 9 respectively; the second part has 2 digits, 2 and 2 respectively. Calculate Digit Verification of CAS Registry Number 88089-22: (7*8)+(6*8)+(5*0)+(4*8)+(3*9)+(2*2)+(1*2)=169 169 % 10 = 9 So 88089-22-9 is a valid CAS Registry Number.