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1253203-05-2

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1253203-05-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1253203-05-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,3,2,0 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1253203-05:
(9*1)+(8*2)+(7*5)+(6*3)+(5*2)+(4*0)+(3*3)+(2*0)+(1*5)=102
102 % 10 = 2
So 1253203-05-2 is a valid CAS Registry Number.

1253203-05-2Downstream Products

1253203-05-2Relevant articles and documents

Construction of 3-oxyindoles via hypervalent iodine mediated tandem cyclization-acetoxylation of o-acyl anilines

Sun, Yi,Fan, Renhua

supporting information; experimental part, p. 6834 - 6836 (2010/11/04)

An efficient tandem cyclization-acetoxylation of o-acyl anilines mediated by the combination of iodobenzene diacetate with tetrabutylammonium iodide provides a new convenient and useful route to 2-acetoxy indolin-3-ones, which are ready to be converted into other 2-substituted 3-oxyindole derivatives.

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