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[4-(4-oxo-cyclohexyl)-phenyl]-succinic acid anhydride is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

38121-21-0

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38121-21-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 38121-21-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,1,2 and 1 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 38121-21:
(7*3)+(6*8)+(5*1)+(4*2)+(3*1)+(2*2)+(1*1)=90
90 % 10 = 0
So 38121-21-0 is a valid CAS Registry Number.

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