1,3,4,7-tetra-O-acetyl-2-O-benzoyl-(1,2,3,5/4)-5-hydroxymethyl-1,2,3,4-cyclohexanetetrol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 74522-85-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,5,2 and 2 respectively; the second part has 2 digits, 8 and 5 respectively. Calculate Digit Verification of CAS Registry Number 74522-85: (7*7)+(6*4)+(5*5)+(4*2)+(3*2)+(2*8)+(1*5)=133 133 % 10 = 3 So 74522-85-3 is a valid CAS Registry Number.