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1286729-73-4

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1286729-73-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1286729-73-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,6,7,2 and 9 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1286729-73:
(9*1)+(8*2)+(7*8)+(6*6)+(5*7)+(4*2)+(3*9)+(2*7)+(1*3)=204
204 % 10 = 4
So 1286729-73-4 is a valid CAS Registry Number.

1286729-73-4Downstream Products

1286729-73-4Relevant academic research and scientific papers

N, N-diisopropylformamidine (DIFA) protection of anilines in metalation reactions

Zhichkin, Paul E.,Krasutsky, Sergiy G.,Krishnamoorthy, Ravi

scheme or table, p. 3039 - 3044 (2011/02/25)

A novel N,N-diisopropylformamidine (DIFA) protecting group for anilines was studied. Metalation is often metal-directed by this weakly coordinating and bulky group, making it complementary to ortho-metalation directed by tert-butylcarbamate and pivaloylam

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