1,4,7,13,16,19-hexaaza-10,22-dioxa-1,4,7,13,16,19-hexakis(2-(N-(p-tolylsulfonyl)amino)ethyl)cyclotetracosane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 110661-79-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,0,6,6 and 1 respectively; the second part has 2 digits, 7 and 9 respectively. Calculate Digit Verification of CAS Registry Number 110661-79: (8*1)+(7*1)+(6*0)+(5*6)+(4*6)+(3*1)+(2*7)+(1*9)=95 95 % 10 = 5 So 110661-79-5 is a valid CAS Registry Number.