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(1R,3R,5S,8R,9S,11R)-9-(bromomethyl)-5,9-dimethyl-3-hydroxy-11-(hydroxymethyl)-4-methylidine-10-oxotricyclo<6.2.1.01.5>undec-6-ene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

172172-93-9

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172172-93-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 172172-93-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,2,1,7 and 2 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 172172-93:
(8*1)+(7*7)+(6*2)+(5*1)+(4*7)+(3*2)+(2*9)+(1*3)=129
129 % 10 = 9
So 172172-93-9 is a valid CAS Registry Number.

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