1-(3-Hydroxy-5-methyl-2-thienyl)ethanone (CAS 133860-42-1) — formula C7H8O2S, molecular weight 156.03 g/mol; category food flavors.
1-(3-Hydroxy-5-methyl-2-thienyl)ethanone (CAS 133860-42-1) is a food flavors. Its molecular formula C7H8O2S comprises 7 C, 8 H, 2 O, 1 S atoms. Its molecular weight is about 156.03 g/mol. Reported physicochemical data: melting point around 73.00 to 76.00 °C. @ 760.00 mm Hg, boiling point around 268.00 to 269.00 °C. @ 760.00 mm Hg, LogP about 2.2. 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 | 133860-42-1 |
|---|---|
| Molecular Formula | C7H8O2S |
| Molecular Weight | 156.03 g/mol |
| Melting Point | 73.00 to 76.00 °C. @ 760.00 mm Hg |
| Boiling Point | 268.00 to 269.00 °C. @ 760.00 mm Hg |
| LogP | 2.2 |
| 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.
1-(3-Hydroxy-5-methyl-2-thienyl)ethanone is a flavoring compound with CAS registry number 133860-42-1 and molecular formula C7H8O2S (molecular weight 156.03 g/mol), belonging to the food flavors segment of chemical raw materials.
CAS number: 133860-42-1
Its molecular formula C7H8O2S comprises 7 C, 8 H, 2 O, 1 S atoms.
Also known as: 1-(3-Hydroxy-5-methyl-2-thienyl)ethanone · 1-(3-羟基-5-甲基-2-噻吩基)乙酮
Category: food flavors
The CAS registry number of 1-(3-Hydroxy-5-methyl-2-thienyl)ethanone is 133860-42-1.
Molecular formula C7H8O2S, molecular weight 156.03 g/mol.
It is also registered under: 1-(3-Hydroxy-5-methyl-2-thienyl)ethanone, 1-(3-羟基-5-甲基-2-噻吩基)乙酮.
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 1-(3-Hydroxy-5-methyl-2-thienyl)ethanone (CAS 133860-42-1), compiled from public chemistry databases.
| CAS Registry Number | 133860-42-1 |
|---|---|
| PubChem CID | 14837639 |
| Molecular formula | C7H8O2S |
| Molecular weight | 156.03 g/mol |
| IUPAC name | 1-(3-hydroxy-5-methylthiophen-2-yl)ethanone |
| InChIKey | IOOPSZCABYNBDZ-UHFFFAOYSA-N |
| UNII (FDA) | U0W0KQ1EET |
| ChEBI ID | CHEBI:173664 |
| FEMA number | 4142 |
| JECFA number | 1750 |
| Molecular Weight | 156.20 |
|---|---|
| XLogP3 | 2.2 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 156.02450067 |
| Monoisotopic Mass | 156.02450067 |
| Topological Polar Surface Area | 65.5 |
| Heavy Atom Count | 10 |
| Boiling Point | 268.00 to 269.00 °C. @ 760.00 mm Hg |
|---|---|
| Melting Point | 73.00 to 76.00 °C. @ 760.00 mm Hg |
133860-42-1; 1-(3-Hydroxy-5-methyl-2-thienyl)ethanone; FEMA no. 4142; UNII-U0W0KQ1EET; U0W0KQ1EET; Ethanone, 1-(3-hydroxy-5-methyl-2-thienyl)-; 1-(3-Hydroxy-5-methyl-2-thienyl)ethanone [FHFI]; RefChem:74330; 1-(3-Hydroxy-5-methylthiophen-2-yl)ethanone; 1-(3-hydroxy-5-methylthiophen-2-yl)ethan-1-one; Ethanone, 1-(3-hydroxy-5-methyl-2-thienyl)- (9CI); 1-(3-hydroxy-5-methyl-2-thienyl) ethanone; SCHEMBL8929358; DTXSID60928296; CHEBI:173664; DB-276061
| Regulatory & Food Contact | FDA Substance added to food: FLAVORING AGENT OR ADJUVANT FLAVOURING_AGENT: Flavouring Agent Flavoring Agents Savory No safety concern at current levels of intake when used as a flavouring agent TRS 947-JECFA68/ |
|---|
1-(3-Hydroxy-5-methyl-2-thienyl)ethanone is identified by CAS 133860-42-1, molecular formula C7H8O2S and molecular weight 156.03 g/mol. UNII U0W0KQ1EET; ChEBI 173664; InChIKey IOOPSZCABYNBDZ-UHFFFAOYSA-N. Boiling Point: 268.00 to 269.00 °C. @ 760.00 mm Hg; Melting Point: 73.00 to 76.00 °C. @ 760.00 mm Hg.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 1-(3-羟基-5-甲基-2-噻吩基)乙酮