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2-methyl-1-phenyl-1H-pyrrolo[2,3-b]pyridine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

24391-99-9

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24391-99-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 24391-99-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,3,9 and 1 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 24391-99:
(7*2)+(6*4)+(5*3)+(4*9)+(3*1)+(2*9)+(1*9)=119
119 % 10 = 9
So 24391-99-9 is a valid CAS Registry Number.

24391-99-9Downstream Products

24391-99-9Relevant academic research and scientific papers

Transition-metal-free access to 7-azaindoles

Wang, Dong,Hu, Jianyong,Zhao, Junjie,Shen, Meng,Wang, Yuxi,Yu, Peng

, p. 4100 - 4110 (2018)

A novel method for transition-metal-free synthesis of 7-azaindoles is developed through a one-pot synthesis involving amination of pyridine N-oxides and intramolecular enamine formation. Remarkable features of the method include simple operation, mild reaction conditions, wide substrate scope, and easily accessible starting materials.

Organic photochemical reactions-VI. Photochemical and thermal ring contractions of 2-methoxy- and 2-amino-3-acyl-3H-azepines

Ogata,Matsumoto,Kano

, p. 5217 - 5226 (2007/10/08)

Photolysis of 3-benzoyl-2-methoxy-3H-azepine (IIa) in methanol led to 7-benzoyl-2-methoxy-3-azabicyclo[2.1.0]hepta-2,4-diene (IVa), 2-methoxy-3-phenacylpyridine (Va) and 2-phenylfuro[2.3-b]-pyridine (VIa). This reaction was extended to 3-benzoyl-5-chloro- and -6-chloro-2-methoxy-3H-azepines (IIb, c) and 3-acetonyl-2-methoxy-3H-azepine (IId) which underwent analogous conversion into the corresponding pyridine derivatives (Vb-d and VIb), respectively. Pyrolysis of IIa-c gave similar pyridine derivatives. Thermal rearrangement of 2-amino-3-acyl-3H-azepines (IIIa-c) gave pyrrolo[2.3-b]pyridine derivatives (XIa-c) or 2-diethylamino-3-phenacylpyridines (XIIa, b). A tentative mechanism of these ring contractions is presented.

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