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3-Hydroxy-2-methyl-4-pyrone Manufacturer/High quality/Best price/In stock
Cas No: 118-71-8
USD $ 3.0-3.0 / Kilogram 1 Kilogram 1-100 Metric Ton/Month Hangzhou Dayangchem Co., Ltd. Contact Supplier
Cas No: 118-71-8
No Data 1 Kilogram 5000 Metric Ton/Year EAST CHEMSOURCES LIMITED Contact Supplier
Cas No: 118-71-8
No Data No Data No Data Shanghai Yanchu chemicals Co., Ltd Contact Supplier
High quality 3-Hydroxy-2-Methyl-4-Pyrone supplier in China
Cas No: 118-71-8
No Data 1 Kilogram 30 Metric Ton/Month Simagchem Corporation Contact Supplier
High Quality 3-Hydroxy-2-methyl-4-pyrone Methyl Maltol 118-71-8
Cas No: 118-71-8
No Data 1 Metric Ton 200 Metric Ton/Month Hefei TNJ chemical industry co.,ltd Contact Supplier
Fresh In Stock:3-Hydroxy-2-Methyl-4-Pyrone with BEST PRICE
Cas No: 118-71-8
USD $ 1.0-1.0 / Metric Ton 1 Metric Ton 1000 Metric Ton/Day Scale Chemical Corporation Contact Supplier
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No Data 10 Milligram Amadis Chemical Co., Ltd. Contact Supplier
Cas No: 118-71-8
No Data No Data No Data Chemwill Asia Co., Ltd. Contact Supplier
3-Hydroxy-2-Methyl-4H-Pyran-4-One CAS: 118-71-8
Cas No: 118-71-8
USD $ 1.0-2.0 / Metric Ton 5 Metric Ton 1000 Metric Ton/Year Henan Sinotech Import&Export Corporation Contact Supplier
3-hydroxy-2-methyl-4-pyrone CAS NO.118-71-8
Cas No: 118-71-8
No Data 1 Metric Ton 100 Metric Ton/Week Crovell Biotech (Hebei) Co., Ltd. Contact Supplier

118-71-8 Usage

Chemical Properties

white crystalline powder

Reactivity Profile

3-Hydroxy-2-methyl-4H-pyran-4-one is weakly acidic. Reacts with bases. May react with reducing agents. Volatile with steam.


ChEBI: A natural product found in Cordyceps sinensis.


Flavoring agent, to impart "freshly baked" odor and flavor to bread and cakes.


3-hydroxy-2-methyl-4h-pyran-4-one (also named as Maltol, Larixinic acid, Palatone and Veltol) is a natural compound. Maltol is found in chicory, roasted malt, breads, milk, heated butter, uncured smoked pork, cocoa, coffee, roasted barley, roasted peanuts, roasted filbert, soybean, in the bark of larch tree, in pine needles, and in roasted malt (from which it gets its name) etc.  It has the odor of cotton candy and caramel.
Maltol is widely used as flavor enhancer to improve mouthfeel and to enhance flavor of candy and baked foods in food production and of soft drinks in beverage industry. It is used as intermediate in pharmaceutical for medicine manufacturing. It is used as flavoring agent in cosmetic and personal care industries to enhance flavor. According to FEEDAP Panel, maltol is safe to be added to feed for all animal species at the normal use level of 5 mg/kg feed.

General Description

White crystalline powder with a fragrant caramel-butterscotch odor. pH (5% aqueous solution) 5.3.

Purification Methods

It crystallises from CHCl3, toluene, aqueous 50% EtOH or H2O, and is volatile in steam. It can be readily sublimed in a vacuum. It forms a Cu2+ complex. [Beilstein 17 III/IV 5916, 18/1 V 114.]


[1] https://en.wikipedia.org/wiki/Maltol
[2] http://onlinelibrary.wiley.com/doi/10.2903/j.efsa.2016.4619/full
[3] http://www.foodchemadditives.com/applications-uses/1694


A fragrance molecule used in flavor enhancers and fragrances.

Fire Hazard

Flash point data on 3-Hydroxy-2-methyl-4H-pyran-4-one are not available; however, 3-Hydroxy-2-methyl-4H-pyran-4-one is probably combustible.

Air & Water Reactions

May be sensitive to prolonged exposure to light and air. Somewhat soluble in water at room temperature. Freely soluble in hot water [Merck]. Slightly soluble in cold water.

118-71-8 Well-known Company Product Price

Brand (Code)Product description CAS number Packaging Price Detail
USP (1375003)  Maltol  United States Pharmacopeia (USP) Reference Standard 118-71-8 1375003-4G 4,588.74CNY Detail
Alfa Aesar (A10735)  3-Hydroxy-2-methyl-4-pyrone, 99%    118-71-8 100g 1106.0CNY Detail
Alfa Aesar (A10735)  3-Hydroxy-2-methyl-4-pyrone, 99%    118-71-8 25g 333.0CNY Detail



According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 10, 2017

Revision Date: Aug 10, 2017


1.1 GHS Product identifier

Product name 3-Hydroxy-2-methyl-4H-pyran-4-one

1.2 Other means of identification

Product number -
Other names MALTENE

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only. Food additives -> Flavoring Agents
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:118-71-8 SDS

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