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1389334-35-3

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1389334-35-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1389334-35-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,9,3,3 and 4 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1389334-35:
(9*1)+(8*3)+(7*8)+(6*9)+(5*3)+(4*3)+(3*4)+(2*3)+(1*5)=193
193 % 10 = 3
So 1389334-35-3 is a valid CAS Registry Number.

1389334-35-3Downstream Products

1389334-35-3Relevant articles and documents

Selenium dioxide-mediated synthesis of α-ketoamides from arylglyoxals and secondary amines

Shaw, Arthur Y.,Denning, Christine R.,Hulme, Christopher

experimental part, p. 4151 - 4153 (2012/08/28)

A facile and expeditious synthetic approach for the synthesis of α-ketoamides 3 is described. A series of α-ketoamides 3 was synthesized via reaction of selenium dioxide-mediated oxidative amidation between arylglyoxals 1 and secondary amines 2, and accelerated with microwave irradiation. Our findings indicate that constrained amines, such as piperazine and piperidine exhibit higher conversions for this transformation. This reaction was explored by synthesizing a series of α-ketoamides 3 from various arylglyoxals 1 with cyclic and acyclic secondary amines 2.

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