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306282-43-9

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306282-43-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 306282-43-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,6,2,8 and 2 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 306282-43:
(8*3)+(7*0)+(6*6)+(5*2)+(4*8)+(3*2)+(2*4)+(1*3)=119
119 % 10 = 9
So 306282-43-9 is a valid CAS Registry Number.

306282-43-9Relevant articles and documents

Enantioselective Vicinal Diacetoxylation of Alkenes under Chiral Iodine(III) Catalysis

W?ste, Thorsten H.,Mu?iz, Kilian

, p. 816 - 827 (2016/03/15)

A procedure for the intermolecular enantioselective dioxygenation of alkenes under iodine(III) catalysis has been developed. This protocol employs Selectfluor as the terminal oxidant together with a defined C 2-symmetric aryl iodide as the organocatalyst. This enantioselective reaction proceeds under mild conditions and converts a series of terminal and internal styrenes into the corresponding vicinal diacetoxylation products with up to 96% ee.

Chemoenzymatic synthesis of enantiomerically pure 1,2-diols employing immobilized lipase in the ionic liquid [bmim]PF6

Kamal, Ahmed,Chouhan, Gagan

, p. 8801 - 8805 (2007/10/03)

Significantly enhanced enantioselectivity in the enzymatic kinetic resolution of 1,2-diols employing immobilized lipase from Pseudomonas cepacia (PS-C, 'Amano') results from the use of the ionic liquid [bmim]PF6 as reaction medium.

Enantioselective complexation of phenolic crown ethers with chiral aminoethanol derivatives: Effects of substituents of aromatic rings of hosts and guests on complexation

Hirose, Keiji,Ogasahara, Kazuko,Nishioka, Kazuyuki,Tobe, Yoshito,Naemura, Koichiro

, p. 1984 - 1993 (2007/10/03)

Optically active azophenolic crown ethers having phenyl groups substituted at the respective para-position were prepared and their association constants with chiral aminoethanol derivatives, including 2-amino-2-phenyl-ethanols having an electron-donating or an electron-withdrawing group, were determined in chloroform by means of UV-vis titration methods. The enantioselectivities of these crown ethers are estimated from the ratio of the association constants KR/KS and the effect of aromatic substituents of both hosts and guests on the binding abilities and enantioselectivities is discussed. The structures of the complexes were investigated on the basis of the 1H NMR and UV-vis spectra.

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