73919-25-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73919-25-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,9,1 and 9 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 73919-25:
(7*7)+(6*3)+(5*9)+(4*1)+(3*9)+(2*2)+(1*5)=152
152 % 10 = 2
So 73919-25-2 is a valid CAS Registry Number.
73919-25-2Relevant academic research and scientific papers
A convenient method for the preparation of N-aryl and N-alkyl-O-methyl hydroxylamines
Santos,Lobo,Prabhakar
, p. 3509 - 3518 (2007/10/03)
Trifluoroaceto or p-nitrobenzo-N-substituted hydroxamic acids are smoothly methylated with diazomethane and the products cleanly cleaved by hydrazine to provide the title compounds.
