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325139-71-7

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325139-71-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 325139-71-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,5,1,3 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 325139-71:
(8*3)+(7*2)+(6*5)+(5*1)+(4*3)+(3*9)+(2*7)+(1*1)=127
127 % 10 = 7
So 325139-71-7 is a valid CAS Registry Number.

325139-71-7Downstream Products

325139-71-7Relevant articles and documents

Synthesis of 2-(pyridylazo)-2-furyl- and 2-(pyridylazo)-2-thienylmethines and other heterocyclic schiff bases in the presence of molecular sieves

Iovel',Golomba,Popelis, Yu.,Popelis,Grinberga,Lukevics

, p. 779 - 786 (2000)

The reactions of 2-furaldehyde, 2-thiophenecarbaldehyde, and their 5-methyl derivatives with 2-aminopyridines and some other amines in the presence of molecular sieves as a dehydrating agent and acid catalyst have been studied. A series of new heterocycli

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