174574-57-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 174574-57-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,4,5,7 and 4 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 174574-57:
(8*1)+(7*7)+(6*4)+(5*5)+(4*7)+(3*4)+(2*5)+(1*7)=163
163 % 10 = 3
So 174574-57-3 is a valid CAS Registry Number.
174574-57-3Relevant academic research and scientific papers
A synthetic route to [1,2,4]triazolo[1,5-a][4,1]benzoxazepines
Broggini,Garanti,Molteni,Zecchi
, p. 1483 - 1484 (2007/10/02)
A reaction sequence leading to the new title compounds is described, the key step of which is an intramolecular cycloaddition of nitrilimine to a nitrile group.
