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1,3-Dioxolan-2-one, 4-(4-methoxyphenyl)-, (4R)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

191109-43-0

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191109-43-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 191109-43-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,1,1,0 and 9 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 191109-43:
(8*1)+(7*9)+(6*1)+(5*1)+(4*0)+(3*9)+(2*4)+(1*3)=120
120 % 10 = 0
So 191109-43-0 is a valid CAS Registry Number.

191109-43-0Relevant articles and documents

Asymmetric Allylic C-H Alkylation via Palladium(II)/ cis-ArSOX Catalysis

Liu, Wei,Ali, Siraj Z.,Ammann, Stephen E.,White, M. Christina

, p. 10658 - 10662 (2018)

We report the development of Pd(II)/cis-aryl sulfoxide-oxazoline (cis-ArSOX) catalysts for asymmetric C-H alkylation of terminal olefins with a variety of synthetically versatile nucleophiles. The modular, tunable, and oxidatively stable ArSOX scaffold is key to the unprecedented broad scope and high enantioselectivity (37 examples, avg. > 90% ee). Pd(II)/cis-ArSOX is unique in its ability to effect high reactivity and catalyst-controlled diastereoselectivity on the alkylation of aliphatic olefins. We anticipate that this new chiral ligand class will find use in other transition metal catalyzed processes that operate under oxidative conditions.

Enantioselective allylic oxidation of cycloalkenes by using Cu(II)-tris(oxazoline) complex as a catalyst

Kawasaki, Ken-Ichi,Katsuki, Tsutomu

, p. 6337 - 6350 (2007/10/03)

Optically active copper(II)-tris(oxazoline) complex that was synthesized as a model compound of the active site of non-heme oxygenase, was found to catalyze allylic oxidation of cycloalkenes to give the corresponding 2-cycloalkenyl benzoates with moderate to excellent enantioselectivity (up to 93% ee) under die Kharash-Sosnovsky reaction conditions.

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