(4-Trifluoromethyl-phenyl)-carbamic acid 2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11-icosafluoro-undecyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 23794-79-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,7,9 and 4 respectively; the second part has 2 digits, 7 and 9 respectively. Calculate Digit Verification of CAS Registry Number 23794-79: (7*2)+(6*3)+(5*7)+(4*9)+(3*4)+(2*7)+(1*9)=138 138 % 10 = 8 So 23794-79-8 is a valid CAS Registry Number.