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Isoquinolinium,1-[(3,4-dimethoxyphenyl)methyl]-7-hydroxy-6-methoxy-2-methyl-, iodide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

20975-11-5

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20975-11-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20975-11-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,9,7 and 5 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 20975-11:
(7*2)+(6*0)+(5*9)+(4*7)+(3*5)+(2*1)+(1*1)=105
105 % 10 = 5
So 20975-11-5 is a valid CAS Registry Number.

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