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(trans-rac)-6a,7,8,9,10,10a-hexahydro-1,9-dihydroxy-6,6-dimethyl-3-pentyl-6H-dibenzopyran-9-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

105539-75-1

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105539-75-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 105539-75-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,5,3 and 9 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 105539-75:
(8*1)+(7*0)+(6*5)+(5*5)+(4*3)+(3*9)+(2*7)+(1*5)=121
121 % 10 = 1
So 105539-75-1 is a valid CAS Registry Number.

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