57022-34-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57022-34-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,0,2 and 2 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 57022-34:
(7*5)+(6*7)+(5*0)+(4*2)+(3*2)+(2*3)+(1*4)=101
101 % 10 = 1
So 57022-34-1 is a valid CAS Registry Number.
57022-34-1Relevant articles and documents
Eine neue Methode zur Herstellung von Nitrilen aus Aldoximen
Thomas, H. G.,Greyn, H. D.
, p. 129 - 130 (2007/10/02)
Aldoximes are dehydrated to nitriles in good yields by reaction with methyl or ethyl cyanoformates.The method can also be used for the synthesis of tert-butyl cyanoformate from tert-butyl oximinoacetate.
