65939-03-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65939-03-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,9,3 and 9 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 65939-03:
(7*6)+(6*5)+(5*9)+(4*3)+(3*9)+(2*0)+(1*3)=159
159 % 10 = 9
So 65939-03-9 is a valid CAS Registry Number.
65939-03-9Relevant articles and documents
9-ACETYL-(p-TOLYLCARBAMOYL)AMINOAZAFLUORENES
Prostakov, N. S.,Habib, Hanna Bu,Kirillova, L. N.,Sorokin, O. I.,Varlamov, A. V.
, p. 778 - 781 (2007/10/02)
In the case of 9-amino-3-methyl-2-azafluorene and 9-amino-4-azafluorene, which are formed in the reduction of the hydrazones and oximes of the corresponding azafluorenones with hydrazine hydrate in the presence of pyrophoric nickel, it was confirmed that
