77092-01-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77092-01-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,0,9 and 2 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 77092-01:
(7*7)+(6*7)+(5*0)+(4*9)+(3*2)+(2*0)+(1*1)=134
134 % 10 = 4
So 77092-01-4 is a valid CAS Registry Number.
77092-01-4Relevant academic research and scientific papers
9-ARYLIDENE-1-AZAFLUORENES
Prostakov, N. S.,Fedorov, V. O.,Soldatenkov, A. T.
, p. 2031 - 2033 (2007/10/02)
In the condensation of 1-azafluorene with aromatic aldehydes having electron-donating or electron-withdrawing substituents in the benzene ring the Z and E isomers of 9-arylidene-1-azafluorene are formed.It is suggested that the Z isomers exist in the form
