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176688-77-0

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176688-77-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 176688-77-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,6,6,8 and 8 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 176688-77:
(8*1)+(7*7)+(6*6)+(5*6)+(4*8)+(3*8)+(2*7)+(1*7)=200
200 % 10 = 0
So 176688-77-0 is a valid CAS Registry Number.

176688-77-0Relevant articles and documents

A New Ring-Forming Methodology for the Synthesis of Conformationally Constrained Bioactive Molecules

Papahatjis, Demetris P.,Nikas, Spyros,Tsotinis, Andrew,Vlachou, Margarita,Makriyannis, Alexandros

, p. 192 - 193 (2007/10/03)

A new, general, one pot method for introducing carboxylic rings alpha to a nitrile moiety is described. Treatment of readily available arylacetonitriles with potassium bis(trimethylsilyl)amide and subsequent alkylation with α,ω-dibromo or dichloroalkanes

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