(3aS,10bS,12bS)-3a-Ethyl-6-(toluene-4-sulfonyl)-2,3,3a,11,12,12b-hexahydro-1H,6H-6,12a-diaza-indeno[7,1-cd]fluoren-4-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 120385-50-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,3,8 and 5 respectively; the second part has 2 digits, 5 and 0 respectively. Calculate Digit Verification of CAS Registry Number 120385-50: (8*1)+(7*2)+(6*0)+(5*3)+(4*8)+(3*5)+(2*5)+(1*0)=94 94 % 10 = 4 So 120385-50-4 is a valid CAS Registry Number.