109329-54-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109329-54-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,3,2 and 9 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 109329-54:
(8*1)+(7*0)+(6*9)+(5*3)+(4*2)+(3*9)+(2*5)+(1*4)=126
126 % 10 = 6
So 109329-54-6 is a valid CAS Registry Number.
109329-54-6Relevant articles and documents
Heterocycles. IX. Synthesis of New Substituted Benzoquinolones
El-Rayyes, N. R.,Al-Saleh, B.,Al-Omran, F.,Edun, M.
, p. 1789 - 1793 (2007/10/02)
2-Arylidene-1-tetralones I were condensed with phenyl-, p-chlorophenyl- and p-methoxyphenylacetamides A in the presence of a base to yield the corresponding benzoquinolones II-IV.Dehydration of compounds II gave the benzoquinolones V which upon acetyla