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4-(5-oxo-2-phenyl-oxazol-4-ylidene)-4H-pyridine-1-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

22260-70-4

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22260-70-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 22260-70-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,2,6 and 0 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 22260-70:
(7*2)+(6*2)+(5*2)+(4*6)+(3*0)+(2*7)+(1*0)=74
74 % 10 = 4
So 22260-70-4 is a valid CAS Registry Number.
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