88690-58-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 88690-58-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,6,9 and 0 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 88690-58:
(7*8)+(6*8)+(5*6)+(4*9)+(3*0)+(2*5)+(1*8)=188
188 % 10 = 8
So 88690-58-8 is a valid CAS Registry Number.
88690-58-8Relevant articles and documents
The Chemistry of Amino Oximes, XVII. - 1,8-Dioxa-2,5,9,12-tetraazacyclotetradeca-2,9-diene-6,13-diones from (E)-α-Aminoacetophenone Oxime Derivatives
Gnichtel, Horst,Grasshoff, Christiane
, p. 2038 - 2041 (2007/10/02)
The (E)-α-(Chloroacetylamino)acetophenone oximes 2a - c were cyclodimerised by alkali to give the title compounds 6a - c.