131548-50-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131548-50-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,5,4 and 8 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 131548-50:
(8*1)+(7*3)+(6*1)+(5*5)+(4*4)+(3*8)+(2*5)+(1*0)=110
110 % 10 = 0
So 131548-50-0 is a valid CAS Registry Number.
131548-50-0Relevant articles and documents
SYNTHESIS OF QUINOLYL-SUBSTITUTED 4,7-PHENANTHROLINES
Kozlov, N. S.,Gusak, K. N.,Serzhanina, V. A.
, p. 664 - 668 (2007/10/02)
1-(2-Quinolyl)-3-aryl-4,7-phenanthrolines were synthesized by reacting arylidene-6-quinolylamines with 2-acetylquinoline in n-butanol in the presence of hydrochloric acid.It was found that the formation of the 4,7-phenanthroline ring is preceeded by the s
