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1345015-13-5

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1345015-13-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1345015-13-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,5,0,1 and 5 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1345015-13:
(9*1)+(8*3)+(7*4)+(6*5)+(5*0)+(4*1)+(3*5)+(2*1)+(1*3)=115
115 % 10 = 5
So 1345015-13-5 is a valid CAS Registry Number.

1345015-13-5Downstream Products

1345015-13-5Relevant articles and documents

Nickel-catalyzed dehydrogenative [4 + 2] cycloaddition of 1,3-dienes with nitriles

Ohashi, Masato,Takeda, Ippei,Ikawa, Masashi,Ogoshi, Sensuke

, p. 18018 - 18021 (2011)

Pyridines, which comprise one of the most important classes of the six-membered heterocyclic compounds, are widely distributed in nature, and the transition-metal-catalyzed [2 + 2 + 2] cycloaddition reaction of two alkynes and a nitrile is one of the most powerful methods for preparing versatile, highly substituted pyridine derivatives. However, the lack of chemo- and regioselectivity is still a crucial issue associated with fully intermolecular [2 + 2 + 2] cycloaddition. The present study developed the Ni(0)-catalyzed intermolecular dehydrogenative [4 + 2] cycloaddition reaction of 1,3-butadienes with nitriles to give a variety of pyridines regioselectively.

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