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147251-60-3

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147251-60-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 147251-60-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,2,5 and 1 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 147251-60:
(8*1)+(7*4)+(6*7)+(5*2)+(4*5)+(3*1)+(2*6)+(1*0)=123
123 % 10 = 3
So 147251-60-3 is a valid CAS Registry Number.

147251-60-3Relevant articles and documents

U.V. Irradiation of 3-Substituted 2-Arylquinoxalines; Photocyclization to Indoloquinoxalines or Related Heterocyclic Systems

Atfah, Adnan,Abu-Shuheil, Muhammad Y.,Hill, John,Kotecha, Hema

, p. 247 - 261 (2007/10/02)

Upon irradiation in methanol in the presence of p-toluenesulphonic acid, a series of 2-aroyl-3-methylquinoxalines 8 (aroyl group = o-methyl-, p-methyl-, m-methoxy-, p-methoxy-, p-bromo-, and 2,5-dimethyl-benzoyl) underwent cyclisation to the corresponding

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