2427-90-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2427-90-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,4,2 and 7 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 2427-90:
(6*2)+(5*4)+(4*2)+(3*7)+(2*9)+(1*0)=79
79 % 10 = 9
So 2427-90-9 is a valid CAS Registry Number.
2427-90-9Relevant academic research and scientific papers
TRICYCLIC PYRIDONES AND PYRIMIDONES
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Paragraph 0571; 0605-0608, (2021/06/26)
A compound of Formula (I) is provided: (I) where the variables are defined herein.