252915-47-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 252915-47-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,2,9,1 and 5 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 252915-47:
(8*2)+(7*5)+(6*2)+(5*9)+(4*1)+(3*5)+(2*4)+(1*7)=142
142 % 10 = 2
So 252915-47-2 is a valid CAS Registry Number.
252915-47-2Relevant articles and documents
New indole, aminoindole and pyranoindole derivatives with anti- inflammatory activity
Nakkady,Fathy,Hishmat,Mahmond,Ebeid
, p. 59 - 66 (2007/10/03)
6-Methoxy-1-methyl-2,3-diphenyl indol-5-carboxaldehyde (2) was demethylated to give the 6-hydroxy derivative (3) which was cyclized to the pyrano[3,2-f]indole derivatives (4a-d) by the action of ethyl acetoacetate, diethyl malonate, malononitrile, ethyl c
