(2aS,4aS,6R,7aS,7bS)-2a,6-Diethoxy-2a,4a,5,6,7a,7b-hexahydro-2H-1,7-dioxa-cyclopenta[cd]indene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 111563-47-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,5,6 and 3 respectively; the second part has 2 digits, 4 and 7 respectively. Calculate Digit Verification of CAS Registry Number 111563-47: (8*1)+(7*1)+(6*1)+(5*5)+(4*6)+(3*3)+(2*4)+(1*7)=94 94 % 10 = 4 So 111563-47-4 is a valid CAS Registry Number.