Cas 1638111-52-0,C26H28N2O2

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Check Digit Verification of cas no

The CAS Registry Mumber 1638111-52-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,3,8,1,1 and 1 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1638111-52:
(9*1)+(8*6)+(7*3)+(6*8)+(5*1)+(4*1)+(3*1)+(2*5)+(1*2)=150
150 % 10 = 0
So 1638111-52-0 is a valid CAS Registry Number.

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1638111-52-0Relevant articles and documents

Reactivity of (E)-4-aryl-4-oxo-2-butenoic acid phenylamides with piperidine and benzylamine: Kinetic and theoretical study

Cvijetic, Ilija N.,Vitorovic-Todorovic, Maja D.,Juranic, Ivan O.,Nakarada, Dura J.,Milosavljevic, Milica D.,Drakulic, Branko J.

, p. 1297 - 1306 (2014/07/22)

Rates of the aza-Michael addition of piperidine and benzylamine to thirteen (E)-4-aryl-4-oxo-2-butenoic acid phenylamides (AACPs) are reported. Progress of the reaction was monitored by UV/Vis spectroscopy. The 2D NMR spectra confirmed regioselectivity of

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CAS

1638111-52-0