2-Undecanone (CAS 112-12-9) — formula C11H22O, molecular weight 170.17 g/mol; category fine chemicals.
2-Undecanone (CAS 112-12-9) is a chemical raw material in the fine chemicals category. Its molecular formula C11H22O comprises 11 C, 22 H, 1 O atoms. Its molecular weight is about 170.17 g/mol. Reported physicochemical data: melting point around 15 °C, boiling point around 231.5 °C, LogP about 4.1. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 112-12-9 |
|---|---|
| Molecular Formula | C11H22O |
| Molecular Weight | 170.17 g/mol |
| Melting Point | 15 °C |
| Boiling Point | 231.5 °C |
| LogP | 4.1 |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | 典型应用领域：食品增香, 日化。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥, 密封保存 |
| Category | Fine Chemicals|Flavors |
Documented applications: 典型应用领域：食品增香, 日化。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥, 密封保存.
2-Undecanone is a high-value fine compound with CAS registry number 112-12-9 and molecular formula C11H22O (molecular weight 170.17 g/mol), belonging to the fine chemicals segment of chemical raw materials.
CAS number: 112-12-9
Its molecular formula C11H22O comprises 11 C, 22 H, 1 O atoms.
Also known as: 2-Undecanone · 2-十一酮
Category: fine chemicals / food flavors
The CAS registry number of 2-Undecanone is 112-12-9.
Molecular formula C11H22O, molecular weight 170.17 g/mol.
It is also registered under: 2-Undecanone, 2-十一酮.
Recorded applications: 典型应用领域：食品增香, 日化。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥, 密封保存.
Category: Fine Chemicals / Flavors.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 2-Undecanone (CAS 112-12-9), compiled from public chemistry databases.
| CAS Registry Number | 112-12-9 |
|---|---|
| PubChem CID | 8163 |
| Molecular formula | C11H22O |
| Molecular weight | 170.17 g/mol |
| IUPAC name | undecan-2-one |
| InChIKey | KYWIYKKSMDLRDC-UHFFFAOYSA-N |
| UNII (FDA) | YV5DSO8CY9 |
| ChEBI ID | CHEBI:17700 |
| FEMA number | 3093 |
| JECFA number | 296 |
| Molecular Weight | 170.29 |
|---|---|
| XLogP3 | 4.1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 8 |
| Exact Mass | 170.167065321 |
| Monoisotopic Mass | 170.167065321 |
| Topological Polar Surface Area | 17.1 |
| Heavy Atom Count | 12 |
| Boiling Point | 231.5 °C |
|---|---|
| Boiling Point | 231.00 to 232.00 °C. @ 760.00 mm Hg |
| Boiling Point | 231-232 °C |
| Boiling Point | 223 °C @760 [mm Hg] |
| Melting Point | 15 °C |
| Melting Point | 12 °C |
| Flash Point | 192 °F (89 °C) (Closed cup) |
| Density | 0.8260 to 0.8263 at 20 °C/4 °C |
| Density | 0.822 -0.826 |
| Density | 0.829 @ 30°C |
2-Undecanone; Undecan-2-one; Methyl nonyl ketone; 112-12-9; 2-Hendecanone; Rue ketone; METHYL N-NONYL KETONE; Ketone, methyl nonyl; Nonyl methyl ketone; MGK Dog and Cat Repellent; FEMA No. 3093; DTXSID2021943; YV5DSO8CY9; NSC-4028; DTXCID301943; CHEBI:17700
| Regulatory & Food Contact | EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Fresh, Green, Orange, Rose No safety concern at current levels of intake when used as a flavouring agent |
|---|---|
| GHS notification summary | 15.2% (271 / 1781) |
| GHS notification summary | 15.2% (271 / 1781) |
|---|---|
| Reported hazard statements | H400 (84.3%) |
This chemical does not meet GHS hazard criteria for 15.2% (271 of 1781) of reports.
H400 (84.3%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
2-Undecanone is identified by CAS 112-12-9, molecular formula C11H22O and molecular weight 170.17 g/mol. UNII YV5DSO8CY9; ChEBI 17700; InChIKey KYWIYKKSMDLRDC-UHFFFAOYSA-N. Boiling Point: 231.5 °C; Boiling Point: 231.00 to 232.00 °C. @ 760.00 mm Hg; Boiling Point: 231-232 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 2-十一酮