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78431-34-2

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78431-34-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78431-34-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,4,3 and 1 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 78431-34:
(7*7)+(6*8)+(5*4)+(4*3)+(3*1)+(2*3)+(1*4)=142
142 % 10 = 2
So 78431-34-2 is a valid CAS Registry Number.

78431-34-2Relevant articles and documents

Microwave-assisted synthesis of 3-aryl-pyrimido[5,4-e][1,2,4]triazine-5, 7(1H,6H)-dione libraries: Derivatives of toxoflavin

Todorovic, Nick,Giacomelli, Andrew,Hassell, John A.,Frampton, Christopher S.,Capretta, Alfredo

, p. 6037 - 6040 (2010)

The parallel synthesis of a library of toxoflavin derivatives is described. The microwave-assisted approach involves the de novo generation of the heterocyclic scaffold and allows for facile introduction of a variety of fragments.

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