| 2-Acetyl-1-methylpyrrole Basic information |
| Product Name: | 2-Acetyl-1-methylpyrrole |
| Synonyms: | FEMA 3184;FEMA NUMBER 3184;METHYL 1-METHYL-2-PYRROLYL KETONE;N-Methyl-2-pyrrolylethanon;1-Methyl-2-acetyl-1H-pyrrole;2-Acetyl-1-methyl-1H-pyrrole;Methyl(1-methyl-1H-pyrrole-2-yl) ketone;2-Acetyl-1-methylpyrrole,99% |
| CAS: | 932-16-1 |
| MF: | C7H9NO |
| MW: | 123.15 |
| EINECS: | 213-247-6 |
| Product Categories: | ketone;A-B;Building Blocks;Heterocyclic Building Blocks;Alphabetical Listings;Flavors and Fragrances;Flavor;Pyrroles |
| Mol File: | 932-16-1.mol |
| 2-Acetyl-1-methylpyrrole Chemical Properties |
| Boiling point | 200-202 °C (lit.) |
| density | 1.04 g/mL at 25 °C (lit.) |
| refractive index | n |
| FEMA | 3184 | 1-METHYL-2-ACETYLPYRROLE |
| Fp | 155 °F |
| storage temp. | Sealed in dry,Room Temperature |
| form | clear liquid |
| pka | -7.46±0.70(Predicted) |
| Specific Gravity | 1.040 |
| color | Colorless to Yellow to Orange |
| JECFA Number | 1306 |
| BRN | 111887 |
| CAS DataBase Reference | 932-16-1(CAS DataBase Reference) |
| NIST Chemistry Reference | Ethanone, 1-(1-methyl-1H-pyrrol-2-yl)-(932-16-1) |
| EPA Substance Registry System | 2-Acetyl-1-methylpyrrole (932-16-1) |
| Safety Information |
| Safety Statements | 24/25 |
| WGK Germany | 3 |
| TSCA | Yes |
| HazardClass | IRRITANT |
| HS Code | 29339900 |
| MSDS Information |
| Provider | Language |
|---|---|
| 2-Acetyl-1-methylpyrrole | English |
| SigmaAldrich | English |
| ACROS | English |
| ALFA | English |
| 2-Acetyl-1-methylpyrrole Usage And Synthesis |
| Description | May be prepared from Af-methyl pyrrole and Grignard reagent; by acetylation of 1-methyl-pyrrole. |
| Chemical Properties | CLEAR COLOURLESS TO LIGHT BROWN LIQUID |
| Occurrence | Reported found as a component in coffee aroma, asparagus, crispbread, cooked beef, black tea, okra and clam. |
| Uses | 2-Acetyl-1-methylpyrrole was employed as model pyrrole to investigate the antioxidative activity of nonenzymatic browning reactions. It was employed as catalyst for the sulfonylation of spectinomycin. |
| Definition | ChEBI: A pyrrole carrying methyl and acetyl substituent at the 1- and 2-positions respectively. |
| Preparation | From N-methyl pyrrole and Grignard reagent; by acetylation of 1-methyl-pyrrole. |
| Aroma threshold values | Detection: 100 ppb |
| Synthesis Reference(s) | Synthetic Communications, 21, p. 557, 1991 DOI: 10.1080/00397919108016783 |
| General Description | Reduction of 2-acetyl-1-methylpyrrole with sodium borohydride has been investigated. |
| 2-Acetyl-1-methylpyrrole Preparation Products And Raw materials |
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