Ethyl maltol
Also known as: 2-Ethyl-3-hydroxy-4-pyrone, 2-Ethyl-3-hydroxy-4H-pyran-4-one, 2-Ethylpyromeconic acid, 3-Hydroxy-2-ethyl-4-pyrone, Veltol plus
Ethyl maltol (CAS 4940-11-8) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C7H8O3 and a molecular weight of 140.137 g/mol. Key properties include a melting point of 85-95 °C(lit.), a boiling point of 290.3±40.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 124.8±20.8 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. It is listed by 1 supplier, from 8.00 to 3,200.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 4940-11-8
- Jingsj CID
- J-33723-8
- Molecular Formula
- C7H8O3
- Molecular Weight
- 140.137 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 99% 100g | ¥800.00 | $1.2 /gBest ¥8.00/g CNY | CN China MOQ 100g | |
In Stock | 99% 25g | ¥300.00 | $1.8 /g ¥12.00/g CNY | CN China MOQ 25g | |
In Stock | ≥99% 25kg | ¥10,000.00 | $59.86 /kg ¥400.00/kg CNY | CN China MOQ 25kg |
Physicochemical Properties
| Melting Point | 85-95 °C(lit.) |
|---|---|
| Boiling Point | 290.3±40.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 124.8±20.8 °C |
| Exact Mass | 140.047348 |
| PSA | 50.44000 |
| LogP | 0.61 |
| Vapor Pressure | 0.0±1.4 mmHg at 25°C |
| Refractive Index | 1.541 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
Activity & Biological Data
| Additional Information | [1]. Niu Y, et al. Characterization of odor-active compounds of various cherry wines by gas chromatography-mass spectrometry, gas chromatography-olfactometry and their correlation with sensory attributes. J Chromatogr B Analyt Technol Biomed Life Sci. 2011 Aug 1;879(23):2287-93. |
|---|
Customs & Trade Information
| HS Code | 2932999099 |
|---|---|
| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of Ethyl maltol?
The CAS number of Ethyl maltol is 4940-11-8.
What are the molecular formula and molecular weight of Ethyl maltol?
Ethyl maltol has molecular formula C7H8O3 and molecular weight 140.137 g/mol.
Which suppliers offer Ethyl maltol?
1 supplier(s) listed; reference unit price ¥8.00–3200.00 /g.
Is Ethyl maltol hazardous?
Ethyl maltol has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Ethyl maltol (CAS 4940-11-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33723-8 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.