3-Hydroxy-2-methyl-4H-pyran-4-one 118-71-8

Superiority:

Product Name: 3-Hydroxy-2-methyl-4H-pyran-4-one
Synonyms: Pantoprazole Sodium Impurity X;2-Methyl-3-hydroxy-.gamma.-pyranone;2-Methyl-3-hydroxy-4-pyrone;2-Methyl-3-hydroxy-gamma.-pyranone;2-Methyl-3-hydroxypyrone;2-Methyl-3-oxy-gamma-pyrone;2-Methylpromeconicacid;2-methylpyromeconicacid
CAS: 118-71-8
MF: C6H6O3
MW: 126.11
EINECS: 204-271-8
Product Categories: Food and Feed Additive;Food & Feed ADDITIVES;Heterocycles;Food & Flavor Additives;Aromatics;Miscellaneous Reagents;C3 to C6;Cichorium intybus (Chicory);Building Blocks;Carbonyl Compounds;Chemical Synthesis;Ketones;Nutrition Research;Organic Building Blocks;Phytochemicals by Plant (Food/Spice/Herb);Flavor
Mol File: 118-71-8.mol

3-Hydroxy-2-methyl-4H-pyran-4-one Chemical Properties
Melting point  160-164 °C(lit.)
Boiling point  205 °C
density  1.046 g/mL at 25 °C
FEMA  2656 | MALTOL
refractive index  n20/D 1.541
Fp  198 °F
storage temp.  Store below +30°C.
solubility  methanol: 50 mg/mL, clear
form  Liquid
pka 8.41±0.10(Predicted)
color  Clear colorless
PH 5.3 (0.5g/l, H2O)
explosive limit 25%
Water Solubility  1.2 g/100 mL (25 ºC)
JECFA Number 1480
Merck  14,5713
BRN  112169
InChIKey XPCTZQVDEJYUGT-UHFFFAOYSA-N
CAS DataBase Reference 118-71-8(CAS DataBase Reference)
NIST Chemistry Reference 3-Hydroxy-2-methyl-4h-pyran-4-one(118-71-8)
EPA Substance Registry System Maltol (118-71-8)
Safety Information
Hazard Codes  Xn,Xi
Risk Statements  22-38-36/37/38-41-20/22
Safety Statements  37-37/39-26-36-36/37/39-36/37
RIDADR  UN 3334
WGK Germany  3
RTECS  UQ1050000
Autoignition Temperature 1364 °F
Hazard Note  Irritant
TSCA  Yes
HS Code  29329995

3-Hydroxy-2-methyl-4H-pyran-4-one Usage And Synthesis
Description 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.