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Toluene-4-sulfonic acid (2R,3aS,3bS,5aR,6R,8aS,8bR,10aS)-6-((R)-1,5-dimethyl-hexyl)-2-hydroxy-3a,5a-dimethyl-hexadecahydro-dicyclopenta[a,f]naphthalen-2-ylmethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

17319-86-7

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17319-86-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 17319-86-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,3,1 and 9 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 17319-86:
(7*1)+(6*7)+(5*3)+(4*1)+(3*9)+(2*8)+(1*6)=117
117 % 10 = 7
So 17319-86-7 is a valid CAS Registry Number.
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