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ethyl 3-ethyl-4,7-dihydro-1-methyl-4-oxo-1H-pyrazolo[3,4-b]pyridine-5-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1421702-52-4

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1421702-52-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1421702-52-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,7,0 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1421702-52:
(9*1)+(8*4)+(7*2)+(6*1)+(5*7)+(4*0)+(3*2)+(2*5)+(1*2)=114
114 % 10 = 4
So 1421702-52-4 is a valid CAS Registry Number.

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