3-Penten-2-one (CAS 3102-33-8) — formula C5H8O, molecular weight 84.06 g/mol; category food flavors.
3-Penten-2-one (CAS 3102-33-8) is a food flavors. Its molecular formula C5H8O comprises 5 C, 8 H, 1 O atoms. Its molecular weight is about 84.06 g/mol. Reported physicochemical data: boiling point around 122.5 °C, LogP about 0.52. Flavors are used to provide or enhance aroma in food and beverages, and must comply with food flavoring regulations. Widely used in beverages, confectionery, baking, dairy and convenience foods to build or complement flavor profiles. 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 | 3102-33-8 |
|---|---|
| Molecular Formula | C5H8O |
| Molecular Weight | 84.06 g/mol |
| Boiling Point | 122.5 °C |
| LogP | 0.52 |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | confectionery, baking, dairy and convenience foods to build or complement flavor profiles. As a sourcing and distribution partner we can help locate and compare this item across domestic and cross-border channels, with COA and compliance files provided before ordering |
| Category | Flavors |
Documented applications: confectionery, baking, dairy and convenience foods to build or complement flavor profiles. As a sourcing and distribution partner we can help locate and compare this item across domestic and cross-border channels, with COA and compliance files provided before ordering.
3-Penten-2-one is a flavoring compound with CAS registry number 3102-33-8 and molecular formula C5H8O (molecular weight 84.06 g/mol), belonging to the food flavors segment of chemical raw materials.
CAS number: 3102-33-8
Its molecular formula C5H8O comprises 5 C, 8 H, 1 O atoms.
Also known as: 3-Penten-2-one · 反式-3-戊烯-2-酮
Category: food flavors
The CAS registry number of 3-Penten-2-one is 3102-33-8.
Molecular formula C5H8O, molecular weight 84.06 g/mol.
It is also registered under: 3-Penten-2-one, 反式-3-戊烯-2-酮.
Recorded applications: confectionery, baking, dairy and convenience foods to build or complement flavor profiles. As a sourcing and distribution partner we can help locate and compare this item across domestic and cross-border channels, with COA and compliance files provided before ordering.
Category: 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 3-Penten-2-one (CAS 3102-33-8), compiled from public chemistry databases.
| CAS Number | 3102-33-8 |
|---|---|
| PubChem CID | 637920 |
| Molecular Formula | C5H8O |
| Molecular Weight | 84.06 g/mol |
| IUPAC Name | (E)-pent-3-en-2-one |
| InChIKey | LABTWGUMFABVFG-ONEGZZNKSA-N |
| UNII (FDA) | 4WN5NGB7KX |
| Molecular Weight | 84.12 |
|---|---|
| XLogP3 | 0.5 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 1 |
| Exact Mass | 84.057514874 |
| Monoisotopic Mass | 84.057514874 |
| Topological Polar Surface Area | 17.1 |
| Heavy Atom Count | 6 |
| Boiling Point | 122.5 °C |
|---|---|
| Boiling Point | 122 °C |
| Density | 0.860-0.865 |
| Vapor Pressure | 39.1 [mmHg] |
| LogP | 0.52 |
| Refractive Index | 1.433-1.437 |
3-PENTEN-2-ONE; Methyl propenyl ketone; 3102-33-8; (E)-3-Penten-2-one; 625-33-2; Ethylidene acetone; trans-3-Penten-2-One; 2-Oxo-3-pentene; 3-penten-2-one, (3E)-; Methyl 1-propenyl ketone; (3E)-pent-3-en-2-one; ethylideneacetone; FEMA No. 3417; 3-Penten-2-one, (E)-; 4WN5NGB7KX; 2-PENTEN-4-ONE
| Regulatory & food contact | EU Flavoring substances FDA Substance added to food: FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent No safety concern at current levels of intake when used as a flavouring agent TRS 913-JECFA 59/102 |
|---|
| Notified hazard statements | H225 (11.2%), H312 (96.3%), H315 (100%), H319 (100%), H335 (100%) |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 反式-3-戊烯-2-酮