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30469-82-0

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30469-82-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 30469-82-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,4,6 and 9 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 30469-82:
(7*3)+(6*0)+(5*4)+(4*6)+(3*9)+(2*8)+(1*2)=110
110 % 10 = 0
So 30469-82-0 is a valid CAS Registry Number.

30469-82-0Relevant articles and documents

Chiral electron-rich PNP ligand with a phospholane motif: Structural features and application in asymmetric hydrogenation

Wang, Heng,Zhang, Yao,Yang, Tilong,Guo, Xiaochong,Gong, Quan,Wen, Jialin,Zhang, Xumu

supporting information, p. 8796 - 8801 (2020/11/13)

Despite the remarkable reactivity that was achieved by a series of transition-metal catalysts with a PNP type ligand, the electron-rich chiral PNP ligands have still been rarely reported because of the difficulties in synthesis and the nature of air-sensitivity. Herein, we report a novel chiral PNP ligand (Heng-PNP) with both a rigid backbone and a bulky tert-butyl group on the phospholane motif. We successfully obtained its divalent iron complex. The chiral environment of its Ir(III) complex was also discussed with quadrant analysis. This tridentate ligand was applied in iridium-catalyzed asymmetric hydrogenation of challenging diaryl ketones: up to 98% ee and 500 TON are achieved. Computational study showed that the twist of conjugate aryl group in the substrate (induced by the special chiral pocket of Ir/Heng-PNP complex) leads to the energy difference in the enantiodetermining step.

Solvent control of product diversity in palladium-catalyzed addition of arylboronic acid to aryl aldehydes

Das, Tuluma,Chakraborty, Amarnath,Sarkar, Amitabha

, p. 5174 - 5178 (2014/12/10)

In Pd-catalyzed arylboronic acid addition to aryl aldehydes, the expected carbinol or asymmetrical ether can be obtained as the major product by altering aqueous solvent composition. Exploiting this methodology with 2-formylbiphenyls as reaction partner, a fluorene scaffold can be readily constructed in two steps.

Palladium-imidazolinium carbene-catalyzed arylation of aldehydes with arylboronic acids in water

Kuriyama, Masami,Ishiyama, Natsuki,Shimazawa, Rumiko,Onomura, Osamu

experimental part, p. 6814 - 6819 (2010/10/02)

The catalytic arylation of aldehydes with arylboronic acids in only water was found to be achieved using the palladium/thioether-imidazolinium chloride system in good to excellent yields. This catalytic process showed high tolerance for a broad range of substrates, giving a variety of carbinol derivatives with 2.0-3.0 mol % of the catalyst.

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