139092-83-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139092-83-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,0,9 and 2 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 139092-83:
(8*1)+(7*3)+(6*9)+(5*0)+(4*9)+(3*2)+(2*8)+(1*3)=144
144 % 10 = 4
So 139092-83-4 is a valid CAS Registry Number.
139092-83-4Relevant articles and documents
Efficient Optical Resolution of Aziridines with Optically active host compounds
Mori, Koji,Toda, Fumio
, p. 281 - 282 (2007/10/02)
Some aziridines are resolved efficiently by complexation with optically active host compounds which were derived from tartaric acid.