2,3,4,5,6-Pentafluoro-N-(1,3,4,5,6,7,8-heptafluoro-naphthalen-2-yl)-benzimidoyl chloride is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 71153-99-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,1,5 and 3 respectively; the second part has 2 digits, 9 and 9 respectively. Calculate Digit Verification of CAS Registry Number 71153-99: (7*7)+(6*1)+(5*1)+(4*5)+(3*3)+(2*9)+(1*9)=116 116 % 10 = 6 So 71153-99-6 is a valid CAS Registry Number.