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330460-79-2

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330460-79-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 330460-79-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,0,4,6 and 0 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 330460-79:
(8*3)+(7*3)+(6*0)+(5*4)+(4*6)+(3*0)+(2*7)+(1*9)=112
112 % 10 = 2
So 330460-79-2 is a valid CAS Registry Number.

330460-79-2Relevant articles and documents

Ligand-Free Copper(I)-Catalyzed Benzylic Acyloxylation of 2-Alkylpyridines under Aerobic Conditions

Cheng, Li,Sun, Yuqian,Wang, Wenrong,Yao, Changsheng,Li, Tuan-Jie

, p. 3074 - 3082 (2019)

A ligand-free copper(I)-catalyzed benzylic acyloxylation of 2-alkylpyridines with carboxylic acids was realized by using 1.0 atm of O2 as a green oxidant. The transformation provided a facile access to a wide range of N-heterocyclic esters thro

The importance of ester and alkoxy type functionalities for the chemo- And enantio-recognition of substrates by hydrolysis with Candida rugosa lipase

Bellezza, Francesca,Cipiciani, Antonio,Cruciani, Gabriele,Fringuelli, Francesco

, p. 4439 - 4444 (2007/10/03)

Racemic esters of 1-phenyl- and 1-(pyridyl)ethyl acetates 1a-c (R = Me, Ph) were subjected to hydrolysis in water in the presence of Candida rugosa lipase (CRL). 1-Pyridylethyl acetates (1, R = Me) are hydrolyzed by crude CRL (C-CRL) and isopropanol (isopropyl alcohol) treated CRL (PT-CRL) at very low rates, and the enantiorecognition was disappointing. By using 1-pyridylethyl benzoates (1, R = Ph) the results differed greatly: hydrolysis occurred much faster, and the enantiorecognition was good for 3- and 4-pyridyl derivatives and excellent for 2-pyridyl derivative. Analogous results were obtained by submitting the 1-phenylethanol esters 4 to enzymatic hydrolysis under the same experimental conditions. The hydrolysis of methyl o-acetoxybenzoates 7 (R = Me) gave quantitatively the deacetylated methyl o-hydroxybenzoates 9 (R = Me) by using either C-CRL or PT-CRL. A complete reversed selectivity is observed in the hydrolysis of phenyl o-acetoxybenzoates 7 (R = Ph) catalyzed by PT-CRL. Molecular modeling studies, aimed at probing the substrate specificity and the enantioselectivity of enzyme in terms of its three-dimensional structure is reported. The Royal Society of Chemistry 2000.

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