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79477-88-6

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79477-88-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 79477-88-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,4,7 and 7 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 79477-88:
(7*7)+(6*9)+(5*4)+(4*7)+(3*7)+(2*8)+(1*8)=196
196 % 10 = 6
So 79477-88-6 is a valid CAS Registry Number.

79477-88-6Relevant academic research and scientific papers

Visible-light-mediated decarboxylation/oxidative amidation of α-keto acids with amines under mild reaction conditions using O2

Liu, Jie,Liu, Qiang,Yi, Hong,Qin, Chu,Bai, Ruopeng,Qi, Xiaotian,Lan, Yu,Lei, Aiwen

, p. 502 - 506 (2014)

Photochemistry has ushered in a new era in the development of chemistry, and photoredox catalysis has become a hot topic, especially over the last five years, with the combination of visible-light photoredox catalysis and radical reactions. A novel, simple, and efficient radical oxidative decarboxylative coupling with the assistant of the photocatalyst [Ru(phen)3]Cl 2 is described. Various functional groups are well-tolerated in this reaction and thus provides a new approach to developing advanced methods for aerobic oxidative decarboxylation. The preliminary mechanistic studies revealed that: 1)an SET process between [Ru(phen)3]2+* and aniline play an important role; 2)O2 activation might be the rate-determining step; and 3)the decarboxylation step is an irreversible and fast process. Bring to light: A new approach to oxidative decarboxylation under visible light using O2 as the oxidant has been developed. A variety of functional groups were well-tolerated in this reaction and insights into the mechanism were investigated with the assistance of EPR spectroscopy, cyclic voltammetry, and theoretical studies.

Rapid assembly of α-ketoamides through a decarboxylative strategy of isocyanates with α-oxocarboxylic acids under mild conditions

Huang, Junjie,Liang, Baihui,Chen, Xiuwen,Liu, Yifu,Li, Yawen,Liang, Jingwen,Zhu, Weidong,Tang, Xiaodong,Li, Yibiao,Zhu, Zhongzhi

supporting information, p. 4783 - 4787 (2021/06/11)

A simple and practical method for α-ketoamide synthesis via a decarboxylative strategy of isocyanates with α-oxocarboxylic acids is described. The reaction proceeds at room temperature under mild conditions without an oxidant or an additive, showing good substrate scope and functional compatibility. Moreover, the applicability of this method was further demonstrated by the synthesis of various bioactive molecules and different application examples through a two-step one-pot operation.

Hypervalent Iodine(III)-Promoted Radical Oxidative C-H Annulation of Arylamines with α-Keto Acids

Long, Lipeng,Wang, Jieyan,Gu, Liuqing,Yang, Shiguang,Qiao, Liang,Luo, Guotian,Chen, Zhengwang

supporting information, p. 12084 - 12092 (2021/08/24)

A novel catalyst-free radical oxidative C-H annulation reaction of arylamines with α-keto acids toward benzoxazin-2-ones synthesis under mild conditions was developed. This hypervalent iodine(III)-promoted process eliminated the use of a metal catalyst or additive with high levels of functional group tolerance. Hypervalent iodine(III) was both an oxidant and a radical initiator for this reaction. The synthetic utility of this method was confirmed by the synthesis of the natural product cephalandole A.

Mild and Chemoselective Thioacylation of Amines Enabled by the Nucleophilic Activation of Elemental Sulfur

Saito, Masato,Murakami, Sho,Nanjo, Takeshi,Kobayashi, Yusuke,Takemoto, Yoshiji

supporting information, p. 8130 - 8135 (2020/05/20)

A mild and chemoselective method for the thioacylation of amines using α-keto acids and elemental sulfur has been developed. The key to the success of this transformation is the nucleophilic activation of elemental sulfur by thiols such as 1-dodecanethiol

Visible-Light-Induced Decarboxylative Cyclization/Hydrogenation Cascade Reaction to Access Phenanthridin-6-yl(aryl)methanol by an Electron Donor-Acceptor Complex

Shi, Wei,Ma, Fang,Li, Pinhua,Wang, Lei,Miao, Tao

, p. 13808 - 13817 (2020/11/20)

A novel and efficient visible-light-induced decarboxylative cyclization/hydrogenation cascade reaction of α-oxocarboxylic acids and 2-isocyanobiaryls has been developed. Without the need of any external photosensitizer, oxidant, and reductant, this method offers a mild and green approach for the synthesis of diverse alcohols in moderate to good yields. A mechanism indicated that an electron donor-acceptor complex-driven decarboxylation, radical addition/cyclization, and in situ photochemical reduction of ketones to alcohols could be involved in the reaction.

Novel synthesis method of benzene ring polysubstituted compound based on benzoyl formic acid

-

Paragraph 0027-0033; 0104-0110, (2020/05/30)

The invention relates to a novel synthesis method of a benzene ring polysubstituted compound based on benzoyl formic acid. According to the synthesis method, an acetophenone-based benzene ring polysubstituted compound is used as a raw material, a specific

CERAMIDE GALACTOSYLTRANSFERASE INHIBITORS FOR THE TREATMENT OF DISEASE

-

Paragraph 00551; 00552, (2018/07/29)

Described herein are compounds, methods of making such compounds, pharmaceutical compositions and medicaments containing such compounds, and methods of using such compounds to treat or prevent diseases or disorders associated with the enzyme ceramide galactosyltransferase (CGT), such as, for example, lysosomal storage diseases. Examples of lysosomal storage diseases include, for example, Krabbe disease and Metachromatic Leukodystrophy.

Umpolung Reactivity of Aldehydes toward Carbon Dioxide

Juhl, Martin,Lee, Ji-Woong

supporting information, p. 12318 - 12322 (2018/09/10)

Carbon dioxide is an intrinsically stable molecule. Therefore, its activation requires extra energy input in the form of reactive reagents and/or activated catalysts and, often, harsh reaction conditions. Reported here is a direct carboxylation reaction of aromatic aldehydes with carbon dioxide to afford α-keto acids as added-value products. In situ generation of a reactive cyanohydrin was the key to the successful carboxylation reaction under operationally mild reaction conditions (25–40 °C, 1 atm CO2). The resulting α-keto acids served as a platform for α-amino acid synthesis by reductive amination reactions, illustrating the chemical synthesis of essential bioactive molecules from carbon dioxide.

Copper-catalyzed direct α-ketoesterification of propiophenones with acetophenones via C(sp3)-H oxidative cross-coupling

Du, Juan,Zhang, Xiuli,Sun, Xi,Wang, Lei

supporting information, p. 4372 - 4375 (2015/03/30)

A novel copper-catalyzed direct α-ketoesterification of propiophenones with acetophenones via C(sp3)-H oxidative cross-coupling was developed. The reaction utilized O2 as a clean oxidant with high atom economy and the starting materials are facile and commercially available.

Synthesis of oxazoles by silver catalysed oxidative decarboxylation-cyclization of α-oxocarboxylates and isocyanides

Ma, Yiyang,Yan, Zhiyuan,Bian, Changliang,Li, Ke,Zhang, Xiaowen,Wang, Mengfan,Gao, Xinlong,Zhang, Heng,Lei, Aiwen

supporting information, p. 10524 - 10527 (2015/06/25)

A silver catalysed synthesis of oxazoles by the oxidative decarboxylation-cyclization of α-oxocarboxylates and isocyanides was developed. This method provided a novel strategy to construct oxazole rings compared to traditional methods. Mechanistic investigations such as operando IR, EPR and radical inhibition experiments were carefully done and confirmed the acyl cation and Ag(ii) as the intermediates in this transformation, and the involvement of a radical decarboxylative process.

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