4-(([3-(TRIFLUOROMETHYL)PHENYL]SULFONYL)AMINO)BENZOIC ACID is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 613657-61-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,3,6,5 and 7 respectively; the second part has 2 digits, 6 and 1 respectively. Calculate Digit Verification of CAS Registry Number 613657-61: (8*6)+(7*1)+(6*3)+(5*6)+(4*5)+(3*7)+(2*6)+(1*1)=157 157 % 10 = 7 So 613657-61-7 is a valid CAS Registry Number.