ChemicalBook > CAS DataBase List > 2-Acetyl pyrrole

2-Acetyl pyrrole

Description

Product Name: 2-Acetyl pyrrole
CAS No.: 1072-83-9
Chemical Name: 2-Acetyl pyrrole
Synonyms: 2-ACETYLPYRROLE;1-(1H-PYRROL-2-YL)ETHAN-1-ONE;ACETYL-2 PYRROLE;2-Acetyl-1H-pyrrole;1-(2-Pyrrolyl)-1-ethanone;1-(1H-PYRROL-2-YL)-ETHANONE;Ethanone,1-(1H-pyrrol-2-yl)-;(2-Pyrrolyl)ethanone;FEMA 3202;Acetopyrrole
CBNumber: CB7486001
Molecular Formula: C6H7NO
Formula Weight: 109.13
MOL File: 1072-83-9.mol

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2-Acetyl pyrrole Property

Melting point:: 88-93 °C (lit.)
Boiling point:: 220 °C (lit.)
Density: 1.1143 (rough estimate)
refractive index: 1.5040 (estimate)
FEMA: 3202 | METHYL 2-PYRROLYL KETONE
Flash point:: 220°C
storage temp.: Sealed in dry,Room Temperature
form: Crystalline Powder
pka: 14.86±0.50(Predicted)
color: White to beige
Odor: roasted odor
biological source: synthetic
Odor Type: musty
JECFA Number: 1307
BRN: 1882
LogP: 0.93
CAS DataBase Reference: 1072-83-9(CAS DataBase Reference)
NIST Chemistry Reference: Ethanone, 1-(1H-pyrrol-2-yl)-(1072-83-9)
EPA Substance Registry System: 2-Acetylpyrrole (1072-83-9)

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Safety

Hazard Codes: Xn,Xi
Risk Statements: 22-37/38-36/37/38
Safety Statements: 37/39-26-24/25-36
WGK Germany: 3
RTECS: OB5970000
Hazard Note: Harmful
TSCA: Yes
HS Code: 29339990

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P405Store locked up.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: W320218
Product name: Methyl 2-pyrrolyl ketone
Purity: ≥98%, FG
Packaging: 1 unit
Price: $53.48
Updated: 2025/07/31

Sigma-Aldrich

Product number: W320218
Product name: Methyl 2-pyrrolyl ketone
Purity: ≥98%, FG
Packaging: 1 unit
Price: $53.48
Updated: 2025/07/31

Sigma-Aldrich

Product number: W320218
Product name: Methyl 2-pyrrolyl ketone
Purity: ≥98%, FG
Packaging: 100g
Price: $207.1
Updated: 2025/07/31

Sigma-Aldrich

Product number: W320218
Product name: Methyl 2-pyrrolyl ketone
Purity: ≥98%, FG
Packaging: 1kg
Price: $997.5
Updated: 2025/07/31

Sigma-Aldrich

Product number: W320218
Product name: Methyl 2-pyrrolyl ketone
Purity: ≥98%, FG
Packaging: 5kg
Price: $3990
Updated: 2025/07/31

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2-Acetyl pyrrole Chemical Properties,Usage,Production

Description

2-acetyl pyrrole is a colorless or yellow liquid. It occurs naturally in cereals and cereal product and has an odor reminiscent of walnut, licorice, baked bread, baked hazelnut, and fish. It is used as a food additive, such as in cocoa, rum, brandy, caramel.

Description

Methyl 2-pyrrolyl ketone is like bread, walnut, licorice. May be prepared from pyrryl magnesium iodide and acetyl chloride; a volatile flavor component in roasted filberts.

Chemical Properties

Methyl-2-pyrrolyl ketone has an odor reminiscent of bread, walnut and licorice

Chemical Properties

white to beige crystalline powder

Occurrence

Reported found in essential oils of tobacco leaves, apple, asparagus, onion, baked and fried potato, roasted almonds, wheat bread, cooked chicken, cooked beef and pork, beer, malt whiskey, cocoa, coffee, tea, roasted filberts, and peanuts, peanut butter, potato chips, soybean, coconut, mushrooms, almond, mango, licorice, sweet corn, malt, wort, dried bonito, Bourbon vanilla, chicory root, okra, crab, scallop and clam.

Uses

2-Acetylpyrrole has been used in the synthesis of 2-acetyl-1-pyrroline.

Uses

hepatoprotectant, organoleptic

Definition

ChEBI: A pyrrole carrying an acetyl substituent at the 2-position.

Preparation

From pyrrole magnesium iodide and acetyl chloride; a volatile flavor component in roasted filberts

Synthesis Reference(s)

The Journal of Organic Chemistry, 48, p. 3214, 1983 DOI: 10.1021/jo00167a014
Tetrahedron Letters, 26, p. 4649, 1985 DOI: 10.1016/S0040-4039(00)98776-8

General Description

2-Acetylpyrrole undergoes alkylation reaction with alkyl iodide in benzene/solid KOH system in the presence of 18-crown-6 to yield the corresponding 1-alkyl derivative.

2-Acetyl pyrrole Preparation Products And Raw materials

Raw materials

Sodium acetate Acetic anhydride Sodium acetate trihydrate Pyrrole Zinc chloride N-ACETYL-D-GALACTOSAMINE(GALACTOSE-13C6, 99%) N,N-Dimethylacetamide

Preparation Products

4-METHYL-2-(1H-PYRROL-2-YL)QUINOLINE

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View Lastest Price from 2-Acetyl pyrrole manufacturers

Shaanxi Dideu New Materials Co. Ltd

Product: 2-Acetyl pyrrole 1072-83-9
Price: US $0.00-0.00/KG
Min. Order: 1KG
Purity: 98.0%
Supply Ability: 10000KGS
Release date: 2025-06-26

Hebei Zhuanglai Chemical Trading Co Ltd

Product: 2-Acetyl pyrrole 1072-83-9
Price: US $79.00-38.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 20ton
Release date: 2024-12-09

Henan Aochuang Chemical Co.,Ltd.

Product: 2-Acetyl pyrrole 1072-83-9
Price: US $0.00-0.00/KG
Min. Order: 1KG
Purity: 98%
Supply Ability: 1ton
Release date: 2022-10-09

1072-83-9, 2-Acetyl pyrroleRelated Search:

METSULFURON METHYL Acetylacetone Methyl acetate Pyrrole N-Acetyl-L-cysteine Methyl salicylate Acetyl coenzyme A sodium salt Acetyl chloride Acetylferrocene Tribenuron methyl PIPERACETAZINE (250 MG) Kresoxim-methyl N-ACETYL-L-TYROSINE ETHYL ESTER 2-Acetylthiophene 2-Acetylthiazole Thiophanate-methyl Methyl Acetylpyrazine

(2-Pyrrolyl)ethanone

1-(2-Pyrrolyl)-1-ethanone

2-Acetyl-1H-pyrrole

2-Acetylpyrrole ,98%

Methyl(1H-pyrrol-2-yl) ketone

2-Acetylpyrrole,99%

2-Acetylpyrrole, Methyl 2-pyrrolyl ketone

1-(1H-Pyrrol-2-yl)ethan-1-one , tech

Acetopyrrole

Methyl 2-pyrrole ketone

2-Acetylpyrrole, 99% 5GR

2-ACETYLPYRROLE FOR SYNTHESIS

ACETYLPYRROLE, 2-(AS)

1-(1H-Pyrrol-2-yl)ethan-1-one, 2-Ethanoyl-1H-pyrrole

2-Acetylpyrrole ReagentPlus(R), 99%

2-Acetylpyrrole Vetec(TM) reagent grade, 98%

1-(1h-pyrrol-2-yl)-ethanon

1-(1H-pyrrol-2-yl)ethanone (acetylpyrrole)

2-acetylpyrrole,methyl2-pyrrolylketone,ethanone

2-ACETYLPYRROLE 99%

ACETYL-2 PYRROLE

1-(1H-Pyrrol-2-yl)ethan

Ethanone,1-(1H-pyrrol-2-yl)-

Ketone, methyl pyrrol-2-yl

ketone,methylpyrrol-2-yl

Methyl pyrrol-2-yl ketone

methylpyrrol-2-ylketone

Pyrrole, 2-acetyl

Pyrrole-alpha-methyl ketone

1-(1H-pyrrole-2-yl)-ethanone

1H-Pyrrole, 2-acetyl

ACETYLPYRROLE, 2-

1-(1H-PYRROL-2-YL)ETHAN-1-ONE

1-(1H-PYRROL-2-YL)-ETHANONE

METHYL 2-PYRROLYL KETONE 98+%

2-ACETYLPYRROLE

FEMA 3202

FEMA NUMBER 3202

METHYL 2-PYRROLYL KETONE

2-PYRROLYL METHYL KETONE

2-Acetylpyrrole &gt

2-Acetyl pyrrole USP/EP/BP

2-Acetylpyrrole, 98% (Custom work)

1072-83-9

1072-83-5

1027-83-9

C6H7ON

Building Blocks

Pyrroles

Heterocyclic Building Blocks

Flavor

API intermediates

Benzenes

Imidazoles, Pyrroles, Pyrazoles, Pyrrolidines

pyrrole

ketone