2-Acetylthiazole (CAS 24295-03-2) — formula C5H5NOS, molecular weight 127.17; category food flavors.
2-Acetylthiazole (CAS 24295-03-2) is a food flavors. Its molecular formula C5H5NOS comprises 5 C, 5 H, 1 N, 1 O, 1 S atoms. Its molecular weight is about 127.17. Reported physicochemical data: melting point around 64.5 - 65.5 °C, boiling point around 89.00 to 91.00 °C. @ 12.00 mm Hg, LogP about 1. 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 | 24295-03-2 |
|---|---|
| Molecular Formula | C5H5NOS |
| Molecular Weight | 127.17 |
| Melting Point | 64.5 - 65.5 °C |
| Boiling Point | 89.00 to 91.00 °C. @ 12.00 mm Hg |
| LogP | 1 |
| Applications | Fragrance Ingredients |
| Category | Flavors & Fragrances |
Documented applications: Fragrance Ingredients.
2-Acetylthiazole is a flavoring compound with CAS registry number 24295-03-2 and molecular formula C5H5NOS (molecular weight 127.17), belonging to the food flavors segment of chemical raw materials.
CAS number: 24295-03-2
Its molecular formula C5H5NOS comprises 5 C, 5 H, 1 N, 1 O, 1 S atoms.
Also known as: 2-Acetylthiazole · 2-乙酰噻唑
Category: food flavors
The CAS registry number of 2-Acetylthiazole is 24295-03-2.
Molecular formula C5H5NOS, molecular weight 127.17.
It is also registered under: 2-Acetylthiazole, 2-乙酰噻唑.
Recorded applications: Fragrance Ingredients.
Category: Flavors & Fragrances.
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-Acetylthiazole (CAS 24295-03-2), compiled from public chemistry databases.
| CAS Registry Number | 24295-03-2 |
|---|---|
| PubChem CID | 520108 |
| Molecular formula | C5H5NOS |
| IUPAC name | 1-(1,3-thiazol-2-yl)ethanone |
| UNII (FDA) | 16IGS5268I |
| FEMA number | 3328 |
| JECFA number | 1041 |
| Molecular Weight | 127.17 |
|---|---|
| XLogP3 | 1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 127.00918496 |
| Monoisotopic Mass | 127.00918496 |
| Topological Polar Surface Area | 58.2 |
| Heavy Atom Count | 8 |
| Boiling Point | 89.00 to 91.00 °C. @ 12.00 mm Hg |
|---|---|
| Boiling Point | 89-91 °C (12 mm Hg) |
| Melting Point | 64.5 - 65.5 °C |
| Density | 1.225-1.229 |
| Refractive Index | 1.543-1.550 |
2-Acetylthiazole; 24295-03-2; 1-(1,3-Thiazol-2-yl)ethan-1-one; 1-(1,3-Thiazol-2-yl)ethanone; Ethanone, 1-(2-thiazolyl)-; Ketone, methyl 2-thiazolyl; 1-(Thiazol-2-yl)ethan-1-one; Methyl 2-thiazolyl ketone; 2-Thiazolyl methyl ketone; FEMA No. 3328; DTXSID0030162; 16IGS5268I; DTXCID8010162; RefChem:85013; 246-134-5; 1-thiazol-2-yl-ethanone
| Regulatory & Food Contact | EU Flavoring substances FDA Substance added to food: ANTIOXIDANT, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, PROCESSING AID, SURFA Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Nut, Popcorn, Roast, Sulfur ANTIOXIDANT, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, PROCESSING AID, SURFACE-FINISHING AGENT |
|---|---|
| GHS notification summary | 9.7% (153 / 1570) |
| GHS notification summary | 9.7% (153 / 1570) |
|---|---|
| Reported hazard statements | H302 (90.1%) |
This chemical does not meet GHS hazard criteria for 9.7% (153 of 1570) of reports.
H302 (90.1%): Harmful if swallowed [Warning Acute toxicity, oral]
2-Acetylthiazole · CAS 24295-03-2 · C5H5NOS. UNII 16IGS5268I. Boiling Point: 89.00 to 91.00 °C. @ 12.00 mm Hg; Boiling Point: 89-91 °C (12 mm Hg); Melting Point: 64.5 - 65.5 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 2-乙酰噻唑