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2(1H)-Pyridinone, 3-(4,6-dimethyl-1-oxo-2,4-octadienyl)-4-hydroxy-5-(4-hydroxyphenyl)-1- methoxy-, (E,E)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

65644-81-7

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65644-81-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 65644-81-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,6,4 and 4 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 65644-81:
(7*6)+(6*5)+(5*6)+(4*4)+(3*4)+(2*8)+(1*1)=147
147 % 10 = 7
So 65644-81-7 is a valid CAS Registry Number.

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