(1S,trans)-1-ethyl-1,2,3,4,6,7,12,12b-octahydroindolo<2,3-a>quinolizine-1-propanoic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 23944-43-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,9,4 and 4 respectively; the second part has 2 digits, 4 and 3 respectively. Calculate Digit Verification of CAS Registry Number 23944-43: (7*2)+(6*3)+(5*9)+(4*4)+(3*4)+(2*4)+(1*3)=116 116 % 10 = 6 So 23944-43-6 is a valid CAS Registry Number.