293740-19-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 293740-19-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,3,7,4 and 0 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 293740-19:
(8*2)+(7*9)+(6*3)+(5*7)+(4*4)+(3*0)+(2*1)+(1*9)=159
159 % 10 = 9
So 293740-19-9 is a valid CAS Registry Number.
293740-19-9Relevant articles and documents
Synthesis of substituted isoxazoles and 1,3,4-oxadiazoles
Reddy, Kusukuntla Venkat,Sabitha, G.,Subba Rao, A. V.
, p. 697 - 699 (2007/10/03)
A few novel 5-(2'-hydroxyaryl)-isoxazoles 3 and 2-(aryloxymethyl)-3-mercapto-1,3,4-oxadiazoles 8 have been synthesized from the intermediate enamino ketones 2, and tested for their herbicidal activity