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2-Propenoic acid, 3-(4-ethoxyphenyl)-, 4-(1-oxopropyl)phenyl ester, (E)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

139397-99-2

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139397-99-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139397-99-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,3,9 and 7 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 139397-99:
(8*1)+(7*3)+(6*9)+(5*3)+(4*9)+(3*7)+(2*9)+(1*9)=182
182 % 10 = 2
So 139397-99-2 is a valid CAS Registry Number.

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