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7-Nitro-1,2,3,4-tetrahydro-9H-carbazole is a chemical compound with the molecular formula C12H12N2O2. It is a derivative of carbazole, a tricyclic aromatic compound with a nitrogen atom in the ring. The compound is characterized by the presence of a nitro group (-NO2) at the 7th position and four hydrogen atoms attached to the carbon atoms in the 1, 2, 3, and 4 positions, making it a tetrahydro derivative. 7-nitro-1,2,3,4-tetrahydro-9H-carbazole is of interest in organic chemistry and may have potential applications in the synthesis of pharmaceuticals and other organic compounds due to its unique structure and reactivity.

3920-69-2

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3920-69-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 3920-69-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,9,2 and 0 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 3920-69:
(6*3)+(5*9)+(4*2)+(3*0)+(2*6)+(1*9)=92
92 % 10 = 2
So 3920-69-2 is a valid CAS Registry Number.

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