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1,9,10-trimethoxy-5-methyl-1,3,4,5,6,7-hexahydro-2,5-benzoxaxonine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

75221-13-5

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75221-13-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75221-13-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,2,2 and 1 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 75221-13:
(7*7)+(6*5)+(5*2)+(4*2)+(3*1)+(2*1)+(1*3)=105
105 % 10 = 5
So 75221-13-5 is a valid CAS Registry Number.

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75221-13-5Relevant academic research and scientific papers

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