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272447-32-2

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272447-32-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 272447-32-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,2,4,4 and 7 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 272447-32:
(8*2)+(7*7)+(6*2)+(5*4)+(4*4)+(3*7)+(2*3)+(1*2)=142
142 % 10 = 2
So 272447-32-2 is a valid CAS Registry Number.

272447-32-2Downstream Products

272447-32-2Relevant academic research and scientific papers

Synthesis of spiro-tetrahydrobenzothieno-1,2,3-selena/thiadiazoles and spiro-tetra hydrothiochromeno-1,2,3-selena/thiadiazoles

Bhaskar Reddy,Ramana Reddy,Padmaja,Padmavathi

, p. 191 - 199 (2007/10/03)

The title compounds have been prepared by exploiting α-ketomethylene group in spiro-tetrahydrobenzothienones/thiochromenones by oxidative cyclization with SeO2 and Hurd-Mori reaction process with SOCl2. The latter compounds have been

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