Benzoic acid (1S,4R,4aS,9aR)-5,8-diacetoxy-4-ethoxycarbonylamino-9,10-dioxo-1,4,4a,9,9a,10-hexahydro-anthracen-1-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 84525-51-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,5,2 and 5 respectively; the second part has 2 digits, 5 and 1 respectively. Calculate Digit Verification of CAS Registry Number 84525-51: (7*8)+(6*4)+(5*5)+(4*2)+(3*5)+(2*5)+(1*1)=139 139 % 10 = 9 So 84525-51-9 is a valid CAS Registry Number.