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1345692-80-9

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1345692-80-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1345692-80-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,5,6,9 and 2 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1345692-80:
(9*1)+(8*3)+(7*4)+(6*5)+(5*6)+(4*9)+(3*2)+(2*8)+(1*0)=179
179 % 10 = 9
So 1345692-80-9 is a valid CAS Registry Number.

1345692-80-9Downstream Products

1345692-80-9Relevant articles and documents

Metal-free hydration of aromatic haloalkynes to α-halomethyl ketones

Ye, Min,Wen, Yuelu,Li, Huifang,Fu, Yejuan,Wang, Qinghao

, p. 4983 - 4986 (2016)

A highly regioselective and efficient metal-free hydration of aromatic haloalkynes to α-halomethyl ketones using cheap tetrafluoroboric acid as catalyst is described. The protocol is conducted under convenient conditions and affords products in good to excellent yields, with broad substrate scope, including a variety of aromatic alkynyl chlorides, alkynyl bromides, and alkynyl iodides.

Au(I)-Catalyzed Hydration of 1-Iodoalkynes Leading to α-Iodoketones

Cazin, Catherine S. J.,Gómez-Herrera, Alberto,Hashim, Ishfaq Ibni,Nahra, Fady,Porré, Marre

, p. 6790 - 6794 (2020/11/23)

A catalytic protocol for the Au(I)-catalyzed hydration of 1-iodoalkynes is disclosed. The use of Au(I)–NHC catalyst enabled the straightforward synthesis of a variety of α-iodomethyl ketones in good to excellent yields. The utility of this simple method is further highlighted by showcasing iodination/hydration and hydration/oxidation sequential protocols leading to the construction of molecular complexity.

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