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Pyridine, 3-chloro-2,4-dimethoxy- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

405141-77-7

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405141-77-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 405141-77-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,5,1,4 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 405141-77:
(8*4)+(7*0)+(6*5)+(5*1)+(4*4)+(3*1)+(2*7)+(1*7)=107
107 % 10 = 7
So 405141-77-7 is a valid CAS Registry Number.

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