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(1R,3R,5S,8R,9S,11R)-9-(bromomethyl)-3-<(tert-butyldimethylsilyl)oxy>-11-<<(tert-butyldimethylsilyl)oxy>methyl>-5,9-dimethyl-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.

172172-70-2

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172172-70-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 172172-70-2 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, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 172172-70:
(8*1)+(7*7)+(6*2)+(5*1)+(4*7)+(3*2)+(2*7)+(1*0)=122
122 % 10 = 2
So 172172-70-2 is a valid CAS Registry Number.

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