1122-62-9
2-acetylpyridine
CAS: 1122-62-9
Molecular Formula: C7H7NO
1122-62-9 - Names and Identifiers
| Name | 2-acetylpyridine |
| Synonyms | 2-acetylpyridine 2-acetyl-pyridine 1-(2-pyridinyl)-ethanon 1-(2-Pyridinyl)ethanone Methyl 2-pyridyl ketone 1-(pyridin-2-yl)ethanone Ethanone, 1-(2-pyridinyl)- Methyl (2-pyridyl) methanone 2-ACETYL PYRIDINE FEMA NO.3251 acetylpyridine,2-acetylpyridine Ethanone, 1-(2-pyridinyl)- (9CI) 2-ACETYLPYRIDINE, STANDARD FOR GC |
| CAS | 1122-62-9 |
| EINECS | 214-355-6 |
| InChI | InChI=1/C7H7NO/c1-6(9)7-4-2-3-5-8-7/h2-5H,1H3 |
1122-62-9 - Physico-chemical Properties
| Molecular Formula | C7H7NO |
| Molar Mass | 121.14 |
| Density | 1.08 g/mL at 25 °C (lit.) |
| Melting Point | 8-10 °C |
| Boling Point | 188-189 °C (lit.) |
| Flash Point | 164°F |
| JECFA Number | 1309 |
| Water Solubility | Soluble in water (18.2 g/100g @ 25C). Soluble in and acetate. Slightly soluble in carbon tetrachloride. |
| Solubility | 170g/l |
| Vapor Presure | 0.481mmHg at 25°C |
| Appearance | Liquid |
| Color | Clear colorless to slightly brown |
| Odor | roasted odor |
| BRN | 107759 |
| pKa | pK1: 2.643(+1) (25°C) |
| PH | 7 (100g/l, H2O, 20℃) |
| Storage Condition | Keep in dark place,Inert atmosphere,Room temperature |
| Refractive Index | n20/D 1.521(lit.) |
| MDL | MFCD00006303 |
| Physical and Chemical Properties | Density 1.08 melting point 8-10°C boiling point 188-189°C refractive index 1.52-1.522 flash point 76°C |
| Use | Used as tobacco flavor, increase the aroma in the smoke |
1122-62-9 - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R38 - Irritating to the skin |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S37 - Wear suitable gloves. |
| UN IDs | NA 1993 / PGIII |
| WGK Germany | 3 |
| RTECS | OB5310000 |
| FLUKA BRAND F CODES | 8 |
| TSCA | Yes |
| HS Code | 29333999 |
| Hazard Note | Irritant |
1122-62-9 - Reference
| Reference Show more | 1. [IF=3.638] Yining Hao et al."Effect of static-state fermentation on volatile composition in rapeseed meal."J Sci Food Agr. 2020 Mar;100(5):2145-2152 2. [IF=4.759] Yuhao Han et al."Multi-wavelength visible-light induced [2+2] cycloaddition for identification of lipid isomers in biological samples."J Chromatogr A. 2022 Jan;1662:462742 |
1122-62-9 - Introduction
Solubility in water: 200g/L (20°C), miscible with ethanol.
Last Update：2022-10-16 17:12:16
1122-62-9 - Reference Information
| FEMA | 3251 | 2-ACETYLPYRIDINE |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| content analysis | determined by gas chromatography (GT-10-4) with polar column. |
| toxicity | GRAS(FEMA) |
| usage limit | FEMA(mg/kg): beverages, ice cream, baked goods, 5.0. |
| use | GB 2760-1996 must be used as a edible spice. Heterocyclic spices Spices used in meat, milk, baked goods, tobacco and other industries Used as tobacco flavor to increase aroma in cigarettes Used as tobacco flavor to increase aroma in cigarettes |
| Production method | It is formed by oxidation of ethyl pyrazine after bromination. |
Last Update：2024-04-09 02:00:06
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