(3aR,4S,5aS,9aR,9bS)-2,2,8,8-Tetramethyl-5-methylene-hexahydro-[1,3]dioxolo[4',5':3,4]benzo[1,2-d][1,3]dioxin-4-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 474103-76-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,4,1,0 and 3 respectively; the second part has 2 digits, 7 and 6 respectively. Calculate Digit Verification of CAS Registry Number 474103-76: (8*4)+(7*7)+(6*4)+(5*1)+(4*0)+(3*3)+(2*7)+(1*6)=139 139 % 10 = 9 So 474103-76-9 is a valid CAS Registry Number.