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7506-12-9

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7506-12-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 7506-12-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,5,0 and 6 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 7506-12:
(6*7)+(5*5)+(4*0)+(3*6)+(2*1)+(1*2)=89
89 % 10 = 9
So 7506-12-9 is a valid CAS Registry Number.
InChI:InChI=1/C15H11BrO3/c16-13-8-6-11(7-9-13)14(17)10-19-15(18)12-4-2-1-3-5-12/h1-9H,10H2

7506-12-9Relevant articles and documents

Method for preparing alpha-acyloxy ketone compound

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Paragraph 0029, (2017/04/28)

The invention discloses a method for preparing an alpha-acyloxy ketone compound. According to the invention, simple and easily available alcohol and carboxylic acid are taken as the raw materials, under mediation of NBS(N-bromo-succinimide) and DBU(1,8-diazabicyclo(5.4.0)undec-7-alkene), the alpha-acyloxy ketone is prepared by a one-pot reaction. The method has the advantages of mild reaction condition, simple and easily available raw materials, wide substrate adaptation scope, no requirement of rigorous reaction conditions such as any metal catalyst, peroxy compounds, low or high temperature and water-free and oxygen-free conditions, metal pollution is avoided; and the method also has the advantages of stable technical condition, simple and safe operation, and easy purifying of the product.

NBu4NI-catalyzed α-benzoxylation of ketones with terminal aryl alkenes

Mondal, Buddhadeb,Sahoo, Subas Chandra,Pan, Subhas Chandra

, p. 3135 - 3140 (2015/05/13)

A metal-free protocol for the α-benzoxylation of ketones has been developed by using terminal aryl alkenes as an arylcarboxy surrogate. Moderate to good yields were attained for a variety of propiophenones and acetophenones by using tetra-n-butylammonium iodide (TBAI) as the catalyst and tert-butyl hydroperoxide (TBHP) as the oxidant under ambient reaction conditions. An efficient synthesis for the α-benzoxylation of aryl ketones has been developed by using terminal aryl alkenes as the arylcarboxy surrogate. The products were obtained in moderate to good yields for a broad scope of substrates. Tetra-n-butylammonium iodide (TBAI) and tert-butyl hydroperoxide (TBHP) were employed as the catalyst and oxidant, respectively.

Organic reactions in water: Synthesis of phenacyl esters from phenacyl bromide and potassium salts of aromatic acids in the presence of β-cyclodextrin

Narender,Somi Reddy,Pavan Kumar,Rama Rao

, p. 1681 - 1686 (2007/10/03)

A convenient and facile synthesis of phenacyl esters is reported by the reaction of phenacyl bromide with potassium salts of aromatic acids in the presence of β-cyclodextrin in water under neutral conditions. Copyright Taylor & Francis, Inc.

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