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Thiophosphoric acid O-ethyl ester O'-(4-methanesulfinyl-phenyl) ester O''-(1-methoxymethyl-propyl) ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

28239-69-2

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28239-69-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 28239-69-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,2,3 and 9 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 28239-69:
(7*2)+(6*8)+(5*2)+(4*3)+(3*9)+(2*6)+(1*9)=132
132 % 10 = 2
So 28239-69-2 is a valid CAS Registry Number.

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