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4-methoxy-5-iodo-N7-(β-D–ribofuranosyl)-7H-pyrrolo[2,3-d]pyrimidine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

426823-20-3

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426823-20-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 426823-20-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,6,8,2 and 3 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 426823-20:
(8*4)+(7*2)+(6*6)+(5*8)+(4*2)+(3*3)+(2*2)+(1*0)=143
143 % 10 = 3
So 426823-20-3 is a valid CAS Registry Number.

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