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34048-59-4

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34048-59-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 34048-59-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,0,4 and 8 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 34048-59:
(7*3)+(6*4)+(5*0)+(4*4)+(3*8)+(2*5)+(1*9)=104
104 % 10 = 4
So 34048-59-4 is a valid CAS Registry Number.

34048-59-4Relevant articles and documents

Stereoretentive copper(II)-catalyzed ritter reactions of secondary cycloalkanols

Al-Huniti, Mohammed H.,Lepore, Salvatore D.

supporting information, p. 3071 - 3076 (2014/03/21)

A Ritter-like coupling reaction of cyclic alcohols and both aryl and alkyl nitriles to form amides catalyzed by copper(II) triflate is described. These reactions proceed in good yields under mild and often solvent-free conditions. With 2-and 3-substituted

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