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481055-75-8

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481055-75-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 481055-75-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,8,1,0,5 and 5 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 481055-75:
(8*4)+(7*8)+(6*1)+(5*0)+(4*5)+(3*5)+(2*7)+(1*5)=148
148 % 10 = 8
So 481055-75-8 is a valid CAS Registry Number.

481055-75-8Relevant academic research and scientific papers

The regioselective synthesis of 2H-pyrido[2,3-b]pyrrolo[2,3-e]pyrazin-2-one

Jamrozy, Krzysztof,Szymoniak, Katarzyna,Ostrowska, Katarzyna

experimental part, p. 2275 - 2282 (2011/04/16)

The regioselective reaction of 1-aryl-4-(phenylhydroxymethylidene)- pyrrolidine-2,3,5-triones 1 with 2,3-diaminopyridine in boiling glacial AcOH in the presence of TsOH led to the formation of new 2H-pyrido[2,3-b]pyrrolo[2,3-e] pyrazin-2-ones. The structu

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