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239137-41-8

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239137-41-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 239137-41-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,9,1,3 and 7 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 239137-41:
(8*2)+(7*3)+(6*9)+(5*1)+(4*3)+(3*7)+(2*4)+(1*1)=138
138 % 10 = 8
So 239137-41-8 is a valid CAS Registry Number.

239137-41-8SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name 4-bromo-N-phenylpyridin-3-amine

1.2 Other means of identification

Product number -
Other names 3-Anilino-4-bromopyridine

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:239137-41-8 SDS

239137-41-8Downstream Products

239137-41-8Relevant articles and documents

Ultrasound assisted one-pot synthesis of 1,2-diaryl azaindoles via Pd/C-Cu catalysis: Identification of potential cytotoxic agents

Dandela, Rambabu,Nath Singh, Shambhu,Pal, Manojit,Ramamohan, Hindupur,Siddaiah, Vidavalur,Venkateshwarlu, Rapolu

, (2019)

Ultrasound assisted one-pot and direct access to 1,2-diaryl substituted azaindole derivatives has been achieved via the sequential N-arylation followed by coupling-cyclization under Pd/C-Cu catalysis. The methodology involved initial C[sbnd]N bond forming

One-pot synthesis of 1, 2-disubstituted 4-, 5-, 6-, and 7-azaindoles from amino-o-halopyridines via n-arylation/sonogashira/cyclization reaction

Purifica??o, Sara I.,Pires, Marina J.D.,Rippel, Rafael,Santos, A. Sofia,Marques, M. Manuel B.

supporting information, p. 5118 - 5121 (2017/11/07)

A direct synthesis of several 1, 2-disubstituted 4-, 5-, 6-, and 7-azaindoles from available amino-o-halopyridines is described. This procedure involves a palladium-catalyzed N-arylation followed by a Sonogashira reaction and subsequent cyclization in a one-pot manner, exhibiting a wide scope and compatibility with electron-withdrawing and electron-donating groups. The strategy represents an advancement in azaindole chemistry with a straightforward approach toward 1, 2-disubstituted azaindoles, while avoiding complex N-arylations of hindered 2-substituted azaindoles and difficult purification steps of intermediates.

Novel synthetic strategy of carbolines via palladium-catalyzed amination and arylation reaction

Iwaki, Takehiko,Yasuhara, Akito,Sakamoto, Takao

, p. 1505 - 1510 (2007/10/03)

Four parent carbolines and the corresponding 5- or 9-methylsulfonyl derivatives were synthesized by the palladium-catalyzed intramolecular arylation reaction of ortho-bromo-substituted anilinopyridines which were prepared by the palladium-catalyzed amination reaction of iodobenzenes with aminopyridines. Carbazole and its 9-methylsulfonyl derivative were also synthesized by the same method.

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