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1615239-86-5

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1615239-86-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1615239-86-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,5,2,3 and 9 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1615239-86:
(9*1)+(8*6)+(7*1)+(6*5)+(5*2)+(4*3)+(3*9)+(2*8)+(1*6)=165
165 % 10 = 5
So 1615239-86-5 is a valid CAS Registry Number.

1615239-86-5Relevant articles and documents

Transition-metal-free synthesis of substituted pyridines via ring expansion of 2-allyl-2H-azirines

Jiang, Yaojia,Park, Cheol-Min,Loh, Teck-Peng

supporting information, p. 3432 - 3435 (2014/07/21)

A new strategy to open the 2-allyl-2H-azirines by 1,8-diazabicyclo[5.4.0] undec-7-ene (DBU) promotion in metal-free conditions affording 1-azatrienes that in situ electrocyclize to the pyridines in good to excellent yields is reported. The reaction displays a broad substrate scope and good tolerance to a variety of substituents including aryl, alkyl, and heterocyclic groups. In addition, one-pot synthesis of pyridines from oximes via in situ formation of 2H-azirines was achieved.

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