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173044-52-5

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173044-52-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 173044-52-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,3,0,4 and 4 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 173044-52:
(8*1)+(7*7)+(6*3)+(5*0)+(4*4)+(3*4)+(2*5)+(1*2)=115
115 % 10 = 5
So 173044-52-5 is a valid CAS Registry Number.

173044-52-5Relevant articles and documents

Taxane synthesis through intramolecular pinacol coupling at C-1-C-2. Construction and oxidative transformations of a C-aromatic taxane diene

Swindell, Charles S.,Chander, Madhavi C.,Heerding, Julia M.,Klimko, Peter G.,Rahman, Leera T.,Roman, J. Venkat,Venkataraman, Hemalatha

, p. 1101 - 1108 (2007/10/03)

A ten-linear-step construction of C-aromatic taxane diene 14 from ethylisopropyl ketone, acryloyl chloride, and commercially available 8 is reported. This sequence concludes with an intramolecular pinacol coupling carried out on 13. 14 is oxidized by m-ch

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