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846606-25-5

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846606-25-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 846606-25-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,6,6,0 and 6 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 846606-25:
(8*8)+(7*4)+(6*6)+(5*6)+(4*0)+(3*6)+(2*2)+(1*5)=185
185 % 10 = 5
So 846606-25-5 is a valid CAS Registry Number.

846606-25-5Downstream Products

846606-25-5Relevant articles and documents

Tricyclic Sulfoxide-Alkene Hybrid Ligands for Chiral Rh(I) Complexes: The "Matched" Diastereomer Catalyzes Asymmetric C-C Bond Formations

Nikol, Alexander,Zhang, Ziyun,Chelouan, Ahmed,Falivene, Laura,Cavallo, Luigi,Herrera, Alberto,Heinemann, Frank W.,Escalona, Ana,Frie?, Sibylle,Grasruck, Alexander,Dorta, Romano

supporting information, p. 1348 - 1359 (2020/03/30)

Deprotonation of phenyldibenzo[b,f]tropylidene (8) with LDA/t-BuOK followed by quenching with either diastereomer of inexpensive glucose-based t-Bu-sulfinate (R)- or (S)-11 affords a sulfoxide-alkene hybrid ligand as the diastereomeric pairs (SS,SC)-9/(SS,RC)-10 and (RS,RC)-9/(RS,SC)-10, respectively, which via chromatographic/recrystallization may be separated into the four isomers. The optically pure diastereomeric ligands (SS,SC)-9 and (SS,RC)-10 react with [RhCl(coe)2]2 to form the dinuclear complexes (RS,SC)-11 and (RS,RC)-12, respectively, in which the bidentate ligands coordinate the metal centers through the sulfur and alkene donor functions. These complexes catalyze the conjugate addition of arylboronic acids to cyclic Michael acceptors with enantioselectivities of up to 99% ee. DFT calculations show the preponderant influence of planar chirality of the ligand alkene function. The enantioselectivity switch observed between (RS,SC)-11 and (RS,RC)-12 is explained by the inverted cis-trans coordinations of the substrate molecules in catalytic steps.

A novel, C2-symmetric, chiral bis-cyclosulfinamide-olefin tridentate ligand in Rh-catalyzed asymmetric 1,4-additions

Zhang, Li,Tan, Mingchao,Zhou, Lihong,Zeng, Qingle

supporting information, p. 2778 - 2783 (2018/06/11)

A C2-symmetric, chiral bis-cyclosulfinamide-olefin ligand composed of two 1-oxo-2,3-dihydro-1,2-benzisothiazole moieties with rigid skeletons and a conformationally flexible butenylene chain is disclosed for the first time. HRMS and 1/sup

A New Type of Chiral Cyclic Sulfinamide–Olefin Ligands for Rhodium-Catalyzed Asymmetric Addition

Wen, Quan,Zhang, Li,Xiong, Jing,Zeng, Qingle

supporting information, p. 5360 - 5364 (2016/11/22)

A new type of chiral cyclic sulfinamide–olefin ligands, N-allylic 2,3-dihydro-1,2-benzoisothiazole 1-oxides, with 2,3-dihydro-1,2-benzoisothiazole 1-oxide as a unique chiral skeleton, is developed for the highly enantioselective rhodium-catalyzed asymmetr

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