Acetic acid (3S,5aS,7S,8R,9S,9aS,9bS)-7-hydroxy-3,5a,9-trimethyl-2-oxo-dodecahydro-naphtho[1,2-b]furan-8-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 60390-20-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,0,3,9 and 0 respectively; the second part has 2 digits, 2 and 0 respectively. Calculate Digit Verification of CAS Registry Number 60390-20: (7*6)+(6*0)+(5*3)+(4*9)+(3*0)+(2*2)+(1*0)=97 97 % 10 = 7 So 60390-20-7 is a valid CAS Registry Number.