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2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide

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Origin: China

Cas No: 19805-75-5

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 19805-75-5 Formula: C9H16N2O Molecular Weight: 168.23600

Description

A useful synthetic intermediate.

Basic Info

Chemical Name	2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide
Synonyms	1H-Pyrrole-3-carboxamide,2,5-dihydro-2,2,5,5-tetramethyl; 2,2,5,5-tetramethyl-3-carbamidopyrroline; 2,2,5,5-Tetramethyl-3-pyrrolidinecarboxamide; 2,2,5,5-tetramethyl-pyrrolidine-3-carboxamide; 2,2,5,5-tetramethyl-pyrroline-3-carboxamide; 3-aminocarbonyl-2,2,5,5-tetramethy-3-pyrroline; 2,2,5,5-Tetramethyl-3-pyrroline-3-carboxamide; 2,2,5,5-tetramethyl-2,5-dihydro-pyrrole-3-carboxylic acid amide; 3-carboxamido-2,2,5,5-tetramethylpyrrolidine; 2,2,5,5-Tetramethyl-2,5-dihydro-1H-pyrrole-3-carboxamide;
CAS No.	19805-75-5
Molecular Formula	C9H16N2O
Molecular Weight	168.23600
PSA	55.12000
LogP	1.58760

Properties

Appearance & Physical State	Off-White Crystalline Solid
Density	0.982 g/cm3
Boiling Point	313.3ºC at 760 mmHg
Melting Point	180-182ºC
Flash Point	143.2ºC
Vapor Pressure	0.000502mmHg at 25°C

Safety Info

Safety Statements	S26-S36
HS Code	2933990090
WGK Germany	3
Risk Statements	R36/37/38
Hazard Codes	Xi
Caution Statement	P261; P305 + P351 + P338
Signal Word	Warning
Hazard Declaration	H315; H319; H335
Symbol	GHS07

Synthesis Route

3,5-dibromo-2,2,6,6-tetramethylpiperidin-4-one→2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide
Triacetonamine→2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide
3,5-Dibromo-4-oxo-2,2,6,6-tetramethylpiperidin-1-yl→2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide

Precursor

2,2,5,5-tetramethyl-1-oxopyrrol-1-ium-3-carboxamide
3,5-dibromo-2,2,6,6-tetramethylpiperidin-4-one
3,5-dibromo-2,2,6,6-tetramethylpiperidin-4-one,hydrobromide
Triacetonamine

Downstream Product

1-hydroxy-2,2,5,5-tetramethylpyrrole-3-carboxamide
1-λ<sup>1</sup>-oxidanyl-2,2,5,5-tetramethylpyrrolidine
3-AMINO-2,2,5,5-TETRAMETHYL-1-PYRROLIDINYLOXY
2,2,5,5-Tetramethyl-2,5-dihydro-1H-pyrrole-3-carboxylic acid

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