878269-53-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 878269-53-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,8,2,6 and 9 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 878269-53:
(8*8)+(7*7)+(6*8)+(5*2)+(4*6)+(3*9)+(2*5)+(1*3)=235
235 % 10 = 5
So 878269-53-5 is a valid CAS Registry Number.
878269-53-5Relevant articles and documents
Preparation method and applications of 2,9-diaryl-substituted phenanthroline and cobalt complex thereof
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Paragraph 0068-0070; 0078-0080, (2019/08/01)
The invention relates to a preparation method and applications of 2,9-diaryl-substituted phenanthroline and a cobalt complex thereof, wherein specifically 2,9-dichlorophenanthroline and arylboronic acid are subjected to a Suzuki coupling reaction to prepa