145664-89-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 145664-89-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,6,6 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 145664-89:
(8*1)+(7*4)+(6*5)+(5*6)+(4*6)+(3*4)+(2*8)+(1*9)=157
157 % 10 = 7
So 145664-89-7 is a valid CAS Registry Number.
145664-89-7Relevant articles and documents
170. Reactions of 2-Monosubstituted 3-Amino-2H-azirines with NH-Acidic Heterocycles
Villalgordo, Jose M.,Linden, Anthony,Heimgartner, Heinz
, p. 2270 - 2282 (2007/10/02)
2-Monosubstituted 3-amino-2H-azirines 2 react with several heterocycles containing acidic NH groups via ring expansions, leading to benzothiadiazocin 1,1-dioxide derivatives 6 and imidazoles 9, 10, and 13, respectively.
