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5-fluoro-6-methoxy-naphthalen-1-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

388622-49-9

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388622-49-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 388622-49-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,8,6,2 and 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 388622-49:
(8*3)+(7*8)+(6*8)+(5*6)+(4*2)+(3*2)+(2*4)+(1*9)=189
189 % 10 = 9
So 388622-49-9 is a valid CAS Registry Number.

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