<4bS-(4aβ,4bα,8aα)>-4,4a,4b,5,6,7,8,8a,9-Nonahydro-4b,8,8-trimethyl-2-(1-methylethyl)-3-phenanthrenon is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 120665-72-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,6,6 and 5 respectively; the second part has 2 digits, 7 and 2 respectively. Calculate Digit Verification of CAS Registry Number 120665-72: (8*1)+(7*2)+(6*0)+(5*6)+(4*6)+(3*5)+(2*7)+(1*2)=107 107 % 10 = 7 So 120665-72-7 is a valid CAS Registry Number.