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(S)-3-Hydroxy-4,7a-dimethyl-7,7a-dihydro-3H,6H-isobenzofuran-1,5-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

548446-27-1

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548446-27-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 548446-27-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,8,4,4 and 6 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 548446-27:
(8*5)+(7*4)+(6*8)+(5*4)+(4*4)+(3*6)+(2*2)+(1*7)=181
181 % 10 = 1
So 548446-27-1 is a valid CAS Registry Number.

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