Benzoic acid, 3-[(phenylsulfonyl)oxy]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 28547-26-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,5,4 and 7 respectively; the second part has 2 digits, 2 and 6 respectively. Calculate Digit Verification of CAS Registry Number 28547-26: (7*2)+(6*8)+(5*5)+(4*4)+(3*7)+(2*2)+(1*6)=134 134 % 10 = 4 So 28547-26-4 is a valid CAS Registry Number.