(6aR,9R,10aR)-6,6,9-trimethyl-1-oxo-1,2,3,4,6a,7,8,9,10,10a-decahydro-6H-dibenzopyran is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 72785-03-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,7,8 and 5 respectively; the second part has 2 digits, 0 and 3 respectively. Calculate Digit Verification of CAS Registry Number 72785-03: (7*7)+(6*2)+(5*7)+(4*8)+(3*5)+(2*0)+(1*3)=146 146 % 10 = 6 So 72785-03-6 is a valid CAS Registry Number.