(7aS,9E)-9-Ethylidene-5,6,7,7aα,8,8aα,9,10-octahydro-12β-methoxy-7-methylindolo[3,2,1-ij]pyrano[3,4-b][1,5]naphthyridine-12aα(12H)-methanol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 30809-22-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,8,0 and 9 respectively; the second part has 2 digits, 2 and 2 respectively. Calculate Digit Verification of CAS Registry Number 30809-22: (7*3)+(6*0)+(5*8)+(4*0)+(3*9)+(2*2)+(1*2)=94 94 % 10 = 4 So 30809-22-4 is a valid CAS Registry Number.
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