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163193-55-3

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163193-55-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 163193-55-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,3,1,9 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 163193-55:
(8*1)+(7*6)+(6*3)+(5*1)+(4*9)+(3*3)+(2*5)+(1*5)=133
133 % 10 = 3
So 163193-55-3 is a valid CAS Registry Number.

163193-55-3Relevant articles and documents

Regioselective amination of indole-4,7-quinones

Jackson,Billimoria,Sadanandan,Cava

, p. 3543 - 3545 (1995)

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Total synthesis of the marine pyridoacridine alkaloid sebastianine A

Legentil, Laurent,Bastide, Jean,Delfourne, Evelyne

, p. 2473 - 2475 (2007/10/03)

The synthesis of the marine alkaloid sebastianine A and of a regioisomer has been accomplished via hetero-Diels-Alder reaction of indole-4,7-dione or N-tosylindole-4,7-dione with trifluoroacetamidocinnamaldehyde dimethylhydrazone, and subsequent cyclisati

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