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3,4-Pyridinedione, 2-ethoxy-2-ethyl-1,2-dihydro- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

221695-75-6

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221695-75-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 221695-75-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,1,6,9 and 5 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 221695-75:
(8*2)+(7*2)+(6*1)+(5*6)+(4*9)+(3*5)+(2*7)+(1*5)=136
136 % 10 = 6
So 221695-75-6 is a valid CAS Registry Number.

221695-75-6Upstream product

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