25935-91-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25935-91-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,9,3 and 5 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 25935-91:
(7*2)+(6*5)+(5*9)+(4*3)+(3*5)+(2*9)+(1*1)=135
135 % 10 = 5
So 25935-91-5 is a valid CAS Registry Number.
25935-91-5Relevant articles and documents
Condensation of 3-Oxo-2-Phenylimino-2,3-Dihydroindole with Malononitrile
Vysotskii,Polyakova,Katernosa,Isakov,Sokolova
, p. 868 - 870 (2007/10/03)
Under the Knoevenagel reaction conditions 3-oxo-2-phenylimino-2,3-dihydroindole forms 3-oxo-2-dicyanomethylene-2,3-dihydroindole and 2-phenylimino-3-dicyanomethylene-2,3-dihydroindole.
