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(2,3-Dimethoxy-phenyl)-trimethylsilanyloxy-acetonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

521970-04-7

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521970-04-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 521970-04-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,2,1,9,7 and 0 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 521970-04:
(8*5)+(7*2)+(6*1)+(5*9)+(4*7)+(3*0)+(2*0)+(1*4)=137
137 % 10 = 7
So 521970-04-7 is a valid CAS Registry Number.

521970-04-7Relevant academic research and scientific papers

Synthesis and quantitative structure-activity relationships of N-(1- benzylpiperidin-4-yl)phenylacetamides and related analogues as potent and selective σ1 receptor ligands

Huang, Yunsheng,Hammond, Philip S.,Whirrett, Brian R.,Kuhner, Ross J.,Wu, Li,Childers, Steven R.,Mach, Robert H.

, p. 2361 - 2370 (2007/10/03)

A series of N-(1-benzylpiperidin-4-yl)phenylacetamide derivatives was synthesized and evaluated for affinity at σ1 and σ2 receptors. Most of these compounds showed a high affinity for σ1 receptors and a low to moderate aff

Photoremovable Protecting Groups for Phosphorylation of Chiral Alcohols. Asymmetric Synthesis of Phosphotriesters of (-)-3',5'-Dimethoxybenzoin

Pirrung, Michael C.,Shuey, Steven W.

, p. 3890 - 3897 (2007/10/02)

Procedures have been developed for the preparation of dimethoxybenzoinyl (DMB) phosphate triesters that can be deprotected photochemically.These compounds can be useful in light-directed synthesis and caging.The photochemistry of a wide variety of fluorine-, oxygen-, and nitrogen-substituted benzoin acetates was examined to determine the substitution pattern in the nonacylated aromatic ring producing optimum chemical yields.Two groups, 2',3'-dimethoxybenzoin and 3',5'-dimethoxybenzoin, were found to give the highest yields of the benzofuran product and were further developed for the photochemical deprotection of phosphate esters.These reactions could not be quenched, suggesting a singlet photosolvolysis mechanism.An asymmetric synthesis of 3',5'-dimethoxybenzoin via the benzaldehyde cyanohydrin was developed that minimizes the number of diastereomers formed in the phosphorylation of chiral alcohols.A phosphoramidite reagent for the derivatization of alcohols was prepared and used to produce scalemic dimethoxybenzoinyl phosphate esters from pantolactone and glycerol, serine, and tyrosine derivatives.These compounds were deprotected photochemically to produce the phosphodiesters in high yield.

Enzymatic Preparation of Optically Active Cyanohydrin Acetates

Almsick, Andreas van,Buddrus, Joachim,Hoenicke-Schmidt, Petra,Laumen, Kurt,Schneider, Manfred P.

, p. 1391 - 1393 (2007/10/02)

A series of cyanohydrin acetates (1)-(47) of widely varying structures, potential chiral building blocks for numerous synthetic applications, has been prepared in good chemical and often high optical yields by enzymatic hydrolysis of their racemic acetates in the presence of an ester hydrolase from Pseudomonas sp.

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