6,7,21,22-tetramethoxy-4,19-divinyl-9,24-dioxa-[2.1.2.1](1,2)(1,4)(1,2)(1,4)cyclophane-1,16-diene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 113122-63-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,3,1,2 and 2 respectively; the second part has 2 digits, 6 and 3 respectively. Calculate Digit Verification of CAS Registry Number 113122-63: (8*1)+(7*1)+(6*3)+(5*1)+(4*2)+(3*2)+(2*6)+(1*3)=67 67 % 10 = 7 So 113122-63-7 is a valid CAS Registry Number.