61564-15-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 61564-15-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,5,6 and 4 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 61564-15:
(7*6)+(6*1)+(5*5)+(4*6)+(3*4)+(2*1)+(1*5)=116
116 % 10 = 6
So 61564-15-6 is a valid CAS Registry Number.
61564-15-6Relevant articles and documents
Reaction of benzo[h]naphthyridine N-oxides with phenyl Isocyanate
Bachowska,Zujewska
, p. 89 - 92 (2007/10/03)
Benzo[h]naphthyridine N-oxides reacted with phenyl isocyanate in dimethylformamide to give carbamic acid derivative at room temperature or anilino derivatives at 150°C. The process proceeded via 1,3-dipolar cycloaddition followed by aromatization with N-O