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740051-77-8

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740051-77-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 740051-77-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,0,0,5 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 740051-77:
(8*7)+(7*4)+(6*0)+(5*0)+(4*5)+(3*1)+(2*7)+(1*7)=128
128 % 10 = 8
So 740051-77-8 is a valid CAS Registry Number.

740051-77-8Downstream Products

740051-77-8Relevant articles and documents

THE HOFFMAN-LIKE FRAGMENTATION INDUCED BY N-ACYLATION OF 1-METHYL-1-AZA-4-CYCLANONES AND ITS USE IN THE SYNTHESIS OF 2-AZA-HYDRINDANONES AND 2-AZA-DECALONES

Levy, Jean,Laronze, Jean-Yves,Sapi, Janos

, p. 3303 - 3306 (2007/10/02)

The N-methyl-piperidone 4a was fragmented to the vinylketonic acrylamide 9a by successive treatment with acryloyl chloride and Huenig's base.The 2-azahydrindandione 13a resulted from the cyclization of 9a in the form of its enol dimethylterbutyl ether.N-methyl-azepinone 4b was transformed in a similar way to the two epimeric 2-azadecalindiones 13b + 14b in four steps only.

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