31775-57-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 31775-57-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,7,7 and 5 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 31775-57:
(7*3)+(6*1)+(5*7)+(4*7)+(3*5)+(2*5)+(1*7)=122
122 % 10 = 2
So 31775-57-2 is a valid CAS Registry Number.
31775-57-2Relevant articles and documents
N-fluorination with cesium fluoroxysulfate
Gakh,Romaniko,Ugrak,Fainzilberg
, p. 7447 - 7458 (1991)
Cesium fluoroxysulfate was proved to be a N-fluorinating agent for some nitrogen compounds. Yields of products obtained, mainly monofluoro-derivatives, depend on structures of initial nitrogen compounds. The ability of cesium fluoroxysylfate for N-fluorin