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5-(4-ethylphenyl)-3-hydroxy-1-(2-methoxyethyl)-4-[(2-methyl-2,3-dihydro-1-benzofuran-5-yl)carbonyl]-1,5-dihydro-2H-pyrrol-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

618405-22-4

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618405-22-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 618405-22-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,8,4,0 and 5 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 618405-22:
(8*6)+(7*1)+(6*8)+(5*4)+(4*0)+(3*5)+(2*2)+(1*2)=144
144 % 10 = 4
So 618405-22-4 is a valid CAS Registry Number.

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