119273-53-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 119273-53-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,2,7 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 119273-53:
(8*1)+(7*1)+(6*9)+(5*2)+(4*7)+(3*3)+(2*5)+(1*3)=129
129 % 10 = 9
So 119273-53-9 is a valid CAS Registry Number.
119273-53-9Relevant articles and documents
Preparation of Dithiatetrazocines and Secondary Reactions
Scholz, Uwe,Roesky, Herbert W.,Schimkowiak, Juergen,Noltemeyer, Mathias
, p. 1067 - 1070 (2007/10/02)
Li (1) or PhCN2(SiMe3)3 (3) react with SCl2 to give in good yields the dithiatetrazocine PhC(NSN)2CPh (2).By analogy, p-MeC6H4C(NSN)2CC6H4Me-p (7), p-NO2C6H4C(NSN)2CC6H4NO2-p (8), and p-CF3C6H4C(NSN)2CC6H4CF3-p (9) are obtained from the rea