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165687-75-2

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165687-75-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 165687-75-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,5,6,8 and 7 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 165687-75:
(8*1)+(7*6)+(6*5)+(5*6)+(4*8)+(3*7)+(2*7)+(1*5)=182
182 % 10 = 2
So 165687-75-2 is a valid CAS Registry Number.

165687-75-2Relevant articles and documents

A CONVENIENT APPROACH TO THE N-SUBSTITUTED AMINO DIENES, N-BENZYL-5-ETHENYL-3,4-DIHYDROPYRIDIN-2-ONE AND N-CBZ-5-ETHENYL-1,2,3,4-TETRAHYDROPYRIDINE

Bigogno, Chiara,Danieli, Bruno,Lesma, Giordano,Passarella, Daniele

, p. 973 - 982 (2007/10/02)

A synthesis of N-substituted amino dienes (1a) and (1b) is described according to two different approaches. 1a is obtained trough condensation of methyl 4-formyl-6-selenophenylhexanoate (4) with benzylamine followed by oxidation and elimination; 1b is for

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