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

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;Aromatics;Miscellaneous Reagents;Heterocycles;Food & Flavor Additives;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 Structure
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
refractive index n20/D 1.541
FEMA 2656 | MALTOL
Fp 198 °F
storage temp. Store below +30°C.
solubility methanol: 50 mg/mL, clear
form Liquid
color Clear colorless
PH 5.3 (0.5g/l, H2O)
explosive limit 25%
Water Solubility 1.2 g/100 mL (25 ºC)
Merck 14,5713
JECFA Number 1480
BRN 112169
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 4H-Pyran-4-one, 3-hydroxy-2-methyl-(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