47142-51-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 47142-51-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,7,1,4 and 2 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 47142-51:
(7*4)+(6*7)+(5*1)+(4*4)+(3*2)+(2*5)+(1*1)=108
108 % 10 = 8
So 47142-51-8 is a valid CAS Registry Number.
47142-51-8Relevant articles and documents
Alkylation of diphenylamines with chloroacetonitrile: A new entry to phentolamine analogues
Parihar,Dash,Kudav
, p. 220 - 222 (2007/10/03)
The alkylation of diphenylamines with chloroacetonitrile followed by annulation with ethylenediamine gave 2-imidazoline analogues of phentolamine.