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4-(4-tert-butyl-phenyl)-pyrrolidine-2,3,5-trione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

855389-83-2

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855389-83-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 855389-83-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,3,8 and 9 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 855389-83:
(8*8)+(7*5)+(6*5)+(5*3)+(4*8)+(3*9)+(2*8)+(1*3)=222
222 % 10 = 2
So 855389-83-2 is a valid CAS Registry Number.
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