89516-74-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89516-74-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,5,1 and 6 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 89516-74:
(7*8)+(6*9)+(5*5)+(4*1)+(3*6)+(2*7)+(1*4)=175
175 % 10 = 5
So 89516-74-5 is a valid CAS Registry Number.
89516-74-5Relevant articles and documents
SIX-MEMBERED MESOIONIC HETEROCYCLES, VII. SYNTHESIS AND STRUCTURE OF 1, 2, 4, 6-THIATRIAZINIUM-5-OLATE-1,1-DIOXIDES
Friedrichsen, Willy,Moeckel, Gisela,Debaerdemaeker, Tony
, p. 63 - 66 (2007/10/02)
The synthesis of 1,2,4,6-thiatriazinium-5-olate-1,1-dioxides (3a-f) is described.The geometry of 3e has been determined by X-ray crystallography.