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155222-86-9

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155222-86-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 155222-86-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,2,2 and 2 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 155222-86:
(8*1)+(7*5)+(6*5)+(5*2)+(4*2)+(3*2)+(2*8)+(1*6)=119
119 % 10 = 9
So 155222-86-9 is a valid CAS Registry Number.

155222-86-9Downstream Products

155222-86-9Relevant articles and documents

Preparation and Application of Solid, Salt-Stabilized Zinc Amide Enolates with Enhanced Air and Moisture Stability

Chen, Yi-Hung,Ellwart, Mario,Toupalas, Georgios,Ebe, Yusuke,Knochel, Paul

supporting information, p. 4612 - 4616 (2017/04/13)

The treatment of various N-morpholino amides with TMPZnCl?LiCl (TMP=2,2,6,6-tetramethylpiperidyl) and Mg(OPiv)2 in THF at 25 °C provides solid zinc enolates with enhanced air and moisture stability (t1/2 in air: 1–3 h) after solvent evaporation. These enolates undergo Pd- and Cu-catalyzed cross-couplings with (hetero)aryl bromides as well as allylic and benzylic halides. The arylated N-morpholino amides were converted into various ketones by LaCl3?2 LiCl mediated acylation with Grignard reagents. The new, solid enolates were used to prepare a potent anti-breast-cancer drug candidate in six steps and 23 % overall yield.

A Study of the Ferrous Ion-initiated SRN1 Reactions of Halogenoarenes with tert-Butyl Acetate and N-Acylmorpholine Enolates

Leeuwen, Milko van,McKillop, Alexander

, p. 2433 - 2440 (2007/10/02)

A detailed preparative study is reported of the ferrous ion-initiated SRN1 reactions of a range of halogenoarenes with the sodium enolates of tert-butyl acetate, n-acetylmorpholine and a number of higher N-acylmorpholines.Smooth and rapid substitution occurs in many cases, and good to excellent yields were obtained of arylacetic esters or acids, arylacetamides and arylalkanamides.The broad scope and limitations of the process have been defined, and the possible role of the ferrous ion is discussed.

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