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1274906-16-9

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1274906-16-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1274906-16-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,4,9,0 and 6 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1274906-16:
(9*1)+(8*2)+(7*7)+(6*4)+(5*9)+(4*0)+(3*6)+(2*1)+(1*6)=169
169 % 10 = 9
So 1274906-16-9 is a valid CAS Registry Number.

1274906-16-9Downstream Products

1274906-16-9Relevant articles and documents

Gold-catalyzed nitrene transfer to activated alkynes: Formation of α,β-unsaturated amidines

Li, Chaoqun,Zhang, Liming

, p. 1738 - 1741 (2011/05/11)

A gold-catalyzed intermolecular nitrene transfer to alkynes was developed for the first time, revealing a new mode of nitrene transfer and providing a novel access to versatile α-imino metal carbenes. Various mild nitrene-transfer reagents were examined, and iminopyridium ylides especially those based on 3,5-dichloropyridine proved be highly effective. With activated alkynes such as N-alkynyloxazolidinones as substrates, α,β- unsaturated amidines were formed in mostly good yields.

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