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85520-63-4

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85520-63-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 85520-63-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,5,2 and 0 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 85520-63:
(7*8)+(6*5)+(5*5)+(4*2)+(3*0)+(2*6)+(1*3)=134
134 % 10 = 4
So 85520-63-4 is a valid CAS Registry Number.

85520-63-4Downstream Products

85520-63-4Relevant articles and documents

Cross metathesis of bio-sourced fatty nitriles with acrylonitrile

Bidange, Johan,Fischmeister, Cédric,Bruneau, Christian,Dubois, Jean-Luc,Couturier, Jean-Luc

, p. 1107 - 1113 (2015)

We report the cross metathesis of two olefinic partners containing different types of nitrile functionality. Thus, cross metathesis of fatty nitriles with acrylonitrile have been achieved with olefin metathesis ruthenium catalysts. 10-Undecenenitrile provides 2-dodecenedinitrile with a high turnover number of 13,280 in the green solvent, diethyl carbonate. Cross metathesis with the internal carbon-carbon double bond of oleonitrile gave the expected products, and the cleavage of the internal double bond proved to be more difficult probably owing to faster catalyst decomposition. Graphical abstract: [Figure not available: see fulltext.]

CROSS METATHESIS APPROACH TO C11-C13 FATTY-CHAIN AMINO ESTERS FORM OLEIC ACID DERIVATIVES

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Paragraph 0059; 0060; 0061, (2016/05/24)

A concise method of producing nylon 11, 12, or 13 precursors from oleic acid or an ester of oleic acid is described. The method involves cross-metathesis reactions as the key C-C bond formation step. Subsequent steps are provided to convert the metathesis product to the corresponding nylon precursors. Also provided are the products of the method.

Synthesis of α,β-unsaturated aldehydes and nitriles via cross-metathesis reactions using Grubbs' catalysts

Rountree, Sandra M.,Taylor, Sarah F.R.,Hardacre, Christopher,Lagunas, M. Cristina,Davey, Paul N.

, p. 94 - 104 (2015/09/28)

A series of α,β-unsaturated aldehydes and nitriles of significant interest in the fragrance industry have been prepared using Grubbs' catalysts in cross-metathesis reactions of electron-deficient olefins (i.e., acrolein, crotonaldehyde, methacrolein, and acrylonitrile) with various 1-alkenes, including 1-decene, 1-octene, 1-hexene and 2-allyloxy-6-methylheptane. The latter is of particular interest, as it has not previously being used as a substrate in cross-metathesis reactions and allows access to valuable intermediates for the synthesis of new fragrances. Most reactions gave good selectivity of the desired CM product (≥90%). Detailed optimisation and mechanistic studies have been performed on the cross-metathesis of acrolein with 1-decene. Recycling of the catalyst has been attempted using ionic liquids.

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