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3-[2-(2,4-dimethylphenyl)-2-oxoethyl]-3-hydroxy-5-methyl-1,3-dihydro-2H-indol-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

443664-34-4

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443664-34-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 443664-34-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,3,6,6 and 4 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 443664-34:
(8*4)+(7*4)+(6*3)+(5*6)+(4*6)+(3*4)+(2*3)+(1*4)=154
154 % 10 = 4
So 443664-34-4 is a valid CAS Registry Number.

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