89374-40-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89374-40-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,3,7 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 89374-40:
(7*8)+(6*9)+(5*3)+(4*7)+(3*4)+(2*4)+(1*0)=173
173 % 10 = 3
So 89374-40-3 is a valid CAS Registry Number.
89374-40-3Relevant academic research and scientific papers
4 H - pyrido [3, 2 - e] [1, 3] thiazine - 4 - ketone derivative and its application
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Paragraph 0033-0034, (2017/11/16)
The invention relates to the technical field of medicines, discloses a novel 4H-pyridino-[3,2-e][1,3]thiazine-4-ketone derivate and an application thereof, and designs and synthesizes a series of novel-structure 4H-pyridino-[3,2-e][1,3]thiazine-4-ketone c
