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Phthalic acid bis-[3-(3,5-di-tert-butyl-4-hydroxy-phenyl)-2,2-dimethyl-propyl] ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

57717-30-3

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57717-30-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 57717-30-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,7,1 and 7 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 57717-30:
(7*5)+(6*7)+(5*7)+(4*1)+(3*7)+(2*3)+(1*0)=143
143 % 10 = 3
So 57717-30-3 is a valid CAS Registry Number.

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