56139-74-3

Basic information

• Product Name: 1H-Pyrrole-3,4-dicarboxaldehyde, 2,5-dimethyl-
• Synonyms: 2,5-dimethylpyrrole-3,4-dicarbaldehyde;2,5-Dimethylpyrrol-3,4-dicarbaldehyd;3,4-diformyl-2,5-dimethylpyrrole;2,5-Dimethyl-3,4-pyrroldicarbaldehyd
• CAS NO: 56139-74-3
• Molecular Formula: C8H9NO2
• Molecular Weight: 151.165
• Mol File: 56139-74-3.mol
• Article Data: 3

Chemical Properties

• CAS DataBase Reference: 1H-Pyrrole-3,4-dicarboxaldehyde, 2,5-dimethyl-(CAS DataBase Reference)
• NIST Chemistry Reference: 1H-Pyrrole-3,4-dicarboxaldehyde, 2,5-dimethyl-(56139-74-3)
• EPA Substance Registry System: 1H-Pyrrole-3,4-dicarboxaldehyde, 2,5-dimethyl-(56139-74-3)

Safety Data

• Statements: 118554
• Safety Statements: 118554
• HazardClass: 118554
• Hazardous Substances Data: 56139-74-3(Hazardous Substances Data)

Usage

Derivative of pyrrole

Heterocyclic aromatic organic compound

Methyl groups

Two methyl groups attached to the pyrrole ring

Carboxaldehyde functional groups

Two groups at positions 3 and 4

Use as a building block

Commonly used in organic synthesis

Versatility

Can be found in various chemical reactions as a key intermediate

Synthesis applications

Useful for the synthesis of pharmaceuticals, agrochemicals, and other fine chemicals.

Upstream product

• 625-84-3 2,5-Dimethylpyrrole 
• 68-12-2 N,N-dimethyl-formamide 

Downstream Products

• 58881-68-8 C,C'-bis-(4-chloro-phenyl)-C,C'-(1,3-dimethyl-2H-thiepino[4,5-c]pyrrole-5,7-diyl)-bis-methanone 
• 58881-67-7 C,C'-diphenyl-C,C'-(1,3-dimethyl-2H-thiepino[4,5-c]pyrrole-5,7-diyl)-bis-methanone 
• 58881-60-0 C,C'-diphenyl-C,C'-(1,3-dimethyl-6,6-dioxo-2,6-dihydro-6λ⁶-thiepino[4,5-c]pyrrole-5,7-diyl)-bis-methanone 
• 58881-69-9 C,C'-bis-(4-methoxy-phenyl)-C,C'-(1,3-dimethyl-2H-thiepino[4,5-c]pyrrole-5,7-diyl)-bis-methanone 
• 129661-80-9 4-phenylsulfonyl-4,6-dihydro-2H-dipyrrolo<3,4-b:3',4'-d>pyrrole 
• 129661-78-5 tetraethyl <(1-phenylsulfonyl-2,5-dimethyl-3,4-pyrrolediyl)dimethylene>bis(propanedioate) 
• 129661-79-6 tetraethyl <(1-phenylsulfonyl-2,5-dibromomethyl-3,4-pyrrolediyl)dimethylene>bis(propanedioate) 
• 1227783-58-5 5M₅M₃₄-DFP 
• 147295-24-7 2,5-dimethyl-1-(phenylsulfonyl)-1H-pyrrole-3,4-dicarbaldehyde 
• 178941-15-6 2,5-Bis(5'-benzyloxycarbonyl-3',4'-diethylpyrrol-2'-ylmethyl)-3,4-di(2-ethoxycarbonylvinyl)pyrrole 
• 178941-16-7 2,5-Bis(5'-benzyloxycarbonyl-3'-ethyl-4'-methylpyrrol-2'-ylmethyl)-3,4-di(2-ethoxycarbonylvinyl)pyrrole 

Relevant articles and documents

Donor-acceptor-type polymers based on dithieno[2,3-b;7,6-b ]carbazole unit for photovoltaic applications

Dithieno[2,3-b;7,6-b]carbazole (TCZT), a type of heteropentacene with nitrogen and sulfur atoms, was synthesized with a focus on the unique reactivity of carbazole via double intramolecular Friedel-Crafts acylation. A donor-acceptor-type polymer (PTCZTBT)

A new convergent method for porphyrin synthesis based on a '3 + 1' condensation

A new methodology based on the '3 + 1' acid-catalytic condensation of tripyrranes and pyrrole-2,5-dicarbaldehyde has been used, for the first time, for the synthesis of two types of porphyrins: vic-dipropionic ester porphyrins 30 and 31 including an analo