22191-98-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22191-98-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,1,9 and 1 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 22191-98:
(7*2)+(6*2)+(5*1)+(4*9)+(3*1)+(2*9)+(1*8)=96
96 % 10 = 6
So 22191-98-6 is a valid CAS Registry Number.
22191-98-6Relevant articles and documents
Method of fluorination using iodonium ylides
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Page/Page column 60; 74, (2019/04/30)
A process for fluorination of aromatic compounds employing iodonium ylides and applicable to radiofluorination using 18F is described. Processes, intermediates, reagents and radiolabelled compounds are described.