2-Undecenal
- CAS No.
- 2463-77-6
- Chemical Name:
- 2-Undecenal
- Synonyms
- Undec-2-enal;FEMA 3423;3-Octylacrolein;TRANS-2-UNDECEN-1-AL;2-UNDECENAL;2-UNDECEN-1-AL;2-Undecenal,96%;2-undecylenealdehyde;2-Undecenal USP/EP/BP;TRANS-2-HENDECEN-1-AL
- CBNumber:
- CB3199934
- Molecular Formula:
- C11H20O
- Molecular Weight:
- 168.28
- MDL Number:
- MFCD00014680
- MOL File:
- 2463-77-6.mol
- MSDS File:
- SDS
| Melting point | -12°C (estimate) |
|---|---|
| Boiling point | 115 °C10 mm Hg(lit.) |
| Density | 0.849 g/mL at 25 °C(lit.) |
| refractive index |
n |
| FEMA | 3423 | 2-UNDECENAL |
| FLAVIS Number | 05.109 | 2-Undecenal |
| Flash point | >230 °F |
| Odor | at 1.00 % in dipropylene glycol. fresh fruity orange peel |
| Odor Type | fruity |
| JECFA Number | 1366 |
| Cosmetics Ingredients Functions | PERFUMING |
| LogP | 4.23 |
| Substances Added to Food (formerly EAFUS) | 2-UNDECENAL |
| EWG's Food Scores | 1 |
| FDA UNII | 090E982ABR |
| NIST Chemistry Reference | 2-Undecenal(2463-77-6) |
| EPA Substance Registry System | 2-Undecenal (2463-77-6) |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|---|---|
| Signal word | Warning |
| Hazard statements | H315-H319-H411 |
| Precautionary statements | P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362 |
| Risk Statements | 36/38 |
| Safety Statements | 26-36 |
| WGK Germany | 3 |
| TSCA | TSCA listed |
2-Undecenal price
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Biosynth | FU176909 | 2-Undecenal | 2463-77-6 | 50g | $900 | 2026-06-04 | Buy |
| Biosynth | FU176909 | 2-Undecenal | 2463-77-6 | 500g | $900 | 2026-06-04 | Buy |
| Biosynth | FU176909 | 2-Undecenal | 2463-77-6 | 25g | $900 | 2026-06-04 | Buy |
| Biosynth | FU176909 | 2-Undecenal | 2463-77-6 | 250g | $900 | 2026-06-04 | Buy |
| Biosynth | FU176909 | 2-Undecenal | 2463-77-6 | 100g | $900 | 2026-06-04 | Buy |
2-Undecenal Chemical Properties, Uses, Production
Chemical Properties
2-Undecenal has a powerful, fresh aldehydic odor. The commercial product is a mixture of several isomers of undecylenic aldehyde. This compound exhibits fungistatic activity.
Physical properties
Colorless or very pale straw-colored oily
liquid.
Insoluble in water, soluble in alcohol and
oils.
Occurrence
Reported found among the volatile components in fish products, also formed in the oxidative decomposition of heated lard; its presence in nature has been reported in cranberry and bilberry, milk, cooked chicken, heated beef and pork, roasted filberts, roasted peanuts, pecans, coriander seed and leaf, soybean, kiwifruit and potato chips.
Uses
GB 2760--1996 specifies 2-Undecenal as food flavorings that are temporarily permitted for use.
Preparation
2-Undecenal can be produced by condensation of Acetaldehyde with Nonanal. It can also be produced via alphu-Bromo undecanoic acid.
Definition
ChEBI: 2-undecenal is an undecenal in which the C=C bond is located at the 2-3 position. It is an undecenal, a n-alk-2-enal and a volatile organic compound.
Taste threshold values
Taste characteristics at 15 ppm: waxy, addehydic, green, with a citrus and meaty nuance.
2-Undecenal Preparation Products And Raw materials
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| jiliang chemicals | 21-62165282 | bidingchem@163.com | China | 1395 | 60 |
| Syntechem Co.,Ltd | info@syntechem.com | China | 12973 | 57 | |
| Shanghai T&W Pharmaceutical Co., Ltd. | +86 21 61551611 | China | 9874 | 58 | |
| Chengdu HuaXia Chemical Reagent Co. Ltd | 400-1166-196 13458535857 | cdhxsj@163.com | China | 13323 | 58 |
| Shanghai YuanYe Biotechnology Co., Ltd. | 15026964105 | 2881489226@qq.com | China | 89667 | 60 |
| Shandong Xiya Chemical Co., Ltd. | 4009903999 13395398332 | sales@xiyashiji.com | China | 20788 | 60 |
| Amadis Chemical Company Limited | 571-89925085 | sales@amadischem.com | China | 131885 | 58 |
| Shandong Ono Chemical Co., Ltd. | 0539-6362799 20） | China | 10007 | 58 | |
| Shanghai wencai New Material Technology Co., Ltd. | 15721586846 | wencaimat@163.com | China | 2792 | 58 |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418671 +86-189 4982 3763 | sales@tnjchem.com | China | 34526 | 58 |
View Latest Price from 2-Undecenal manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2020-02-26 | (E)-undec-2-enal
2463-77-6
|
100G | 99.0%+ | 100 tons | Shaanxi Dideu Medichem Co. Ltd | ||
 |
2019-12-26 | 2-Undecenal
2463-77-6
|
$6.60 | 1KG | 97%-99% | 1kg-1000kg | Career Henan Chemical Co |
-
- (E)-undec-2-enal
2463-77-6
- 99.0%+
- Shaanxi Dideu Medichem Co. Ltd
-
- 2-Undecenal
2463-77-6
- $6.60
- 97%-99%
- Career Henan Chemical Co
