77036-90-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77036-90-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,0,3 and 6 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77036-90:
(7*7)+(6*7)+(5*0)+(4*3)+(3*6)+(2*9)+(1*0)=139
139 % 10 = 9
So 77036-90-9 is a valid CAS Registry Number.
77036-90-9Relevant articles and documents
ZUR REAKTIONSWEISE DES 3-ETHOXY-1,2-DIPHENYL-CYCLOPROPENYLIUMKATIONS MIT BIFUNKTIONELLEN AROMATISCHEN AMINEN
Eicher, Theophil,Lerch, Dieter
, p. 3751 - 3754 (2007/10/02)
The reaction of 3-ethoxy-1,2-diphenyl cyclopropenylium cation with bifunctional aromatic amines is described, which gives rise to benzazoles in an unexpected expansion mode of the cyclopropenone system.
