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1393366-08-9

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1393366-08-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1393366-08-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,3,3,6 and 6 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1393366-08:
(9*1)+(8*3)+(7*9)+(6*3)+(5*3)+(4*6)+(3*6)+(2*0)+(1*8)=179
179 % 10 = 9
So 1393366-08-9 is a valid CAS Registry Number.

1393366-08-9Downstream Products

1393366-08-9Relevant articles and documents

Palladium-catalyzed annulation of allenes with indole-2-carboxylic acid derivatives: Synthesis of Indolo[2,3-c]pyrane-1-ones via Ar-I Reactivity or C-H functionalization

Suresh, R. Rama,Swamy, K. C. Kumara

experimental part, p. 6959 - 6969 (2012/09/25)

Two methodologies, one involving Ar-I reactivity and the other through C-H functionalization, for the formation of indolo[2,3-c]pyrane-1-ones via the corresponding allenes, are presented. A highly efficient approach to indolo[2,3-c]pyrane-1-one derivatives through the Pd-catalyzed regioselective annulation of allenes with 3-iodo-1-alkylindole-2-carboxylic acids is described. This method is fairly general for a wide range of allenes affording the respective indolo[2,3-c]pyrane-1-ones in good to excellent yields. In addition, a Pd(II)-catalyzed oxidative coupling of indole-2-caboxylic acid derivatives with allenes via direct C-H functionalization to afford the corresponding indolo[2,3-c]pyrane-1-ones in moderate to good yields has been developed.

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