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2,4-Bis-(4-nitro-phenyl)-furan is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

79421-37-7

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79421-37-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 79421-37-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,4,2 and 1 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 79421-37:
(7*7)+(6*9)+(5*4)+(4*2)+(3*1)+(2*3)+(1*7)=147
147 % 10 = 7
So 79421-37-7 is a valid CAS Registry Number.

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