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4-methyl-3,4,5,6-tetrahydro-2H-benzo[f]quinolin-1-one is a complex organic compound belonging to the class of benzo[f]quinolines. This molecule features a benzene ring fused with a quinoline ring, with a methyl group attached to the 4th carbon and a carbonyl group at the 1st position. The compound is characterized by its 3,4,5,6-tetrahydro structure, indicating the presence of four hydrogen atoms bonded to the carbon atoms in these positions, which contributes to its unique chemical properties and potential applications in various fields, such as pharmaceuticals or materials science.

781-20-4

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781-20-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 781-20-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,8 and 1 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 781-20:
(5*7)+(4*8)+(3*1)+(2*2)+(1*0)=74
74 % 10 = 4
So 781-20-4 is a valid CAS Registry Number.

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