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278593-22-9

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278593-22-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 278593-22-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,8,5,9 and 3 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 278593-22:
(8*2)+(7*7)+(6*8)+(5*5)+(4*9)+(3*3)+(2*2)+(1*2)=189
189 % 10 = 9
So 278593-22-9 is a valid CAS Registry Number.

278593-22-9Relevant articles and documents

Synthesis of indolo[3,2-c]quinoline and pyrido[3',2':4,5][3,2- c]quinoline derivatives

Mouaddib, Abderrahim,Joseph, Beno?t,Hasnaoui, Aissa,Mérour, Jean-Yves

, p. 549 - 556 (2007/10/03)

Potential antitumoral scaffold indolo[3,2-c]quinoline 5a was obtained by an intramolecular Heck cyclisation from the corresponding 2-iodophenyl-3- indolecarboxamide 4a. The 7-azaindole analogue 5b was prepared by the same approach. Triflate displacement o

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