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3-hydroxy-1-propyl-pyridinium; toluene-4-sulfonate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

109499-07-2

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109499-07-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109499-07-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,4,9 and 9 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 109499-07:
(8*1)+(7*0)+(6*9)+(5*4)+(4*9)+(3*9)+(2*0)+(1*7)=152
152 % 10 = 2
So 109499-07-2 is a valid CAS Registry Number.

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