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HomeProduct name list4-Hydroxy-6-methyl-2-pyrone

4-Hydroxy-6-methyl-2-pyrone

Synonym(s):3,5-Dihydroxysorbic acid δ-lactone

  • CAS NO.:675-10-5
  • Empirical Formula: C6H6O3
  • Molecular Weight: 126.11
  • MDL number: MFCD00006641
  • EINECS: 211-619-2
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-12-18 14:15:30
4-Hydroxy-6-methyl-2-pyrone Structural

What is 4-Hydroxy-6-methyl-2-pyrone?

Chemical properties

white to light yellow crystal powder

The Uses of 4-Hydroxy-6-methyl-2-pyrone

4-Hydroxy-6-methylpyran-2-one was used in the synthesis of pyrano[3,2-c]pyridones with antiproliferative and apoptosis inducing activities. It was also used in the design of benzisothiazolone human leukocyte elastase inhibitors.

Definition

ChEBI: Triacetate lactone is a member of 2-pyranones. It is a conjugate acid of a triacetate lactone oxoanion.

Synthesis Reference(s)

Synthetic Communications, 20, p. 1931, 1990 DOI: 10.1080/00397919008053123

Properties of 4-Hydroxy-6-methyl-2-pyrone

Melting point: 188-190 °C (dec.) (lit.)
Boiling point: 174.21°C (rough estimate)
Density  1.2048 (rough estimate)
refractive index  1.4189 (estimate)
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
solubility  8.6g/l
pka 5.14±0.30(Predicted)
form  Powder
color  Off-white to brown
Water Solubility  8.60 g/L (20 ºC)
BRN  113815
CAS DataBase Reference 675-10-5(CAS DataBase Reference)
EPA Substance Registry System 2H-Pyran-2-one, 4-hydroxy-6-methyl- (675-10-5)

Safety information for 4-Hydroxy-6-methyl-2-pyrone

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P271:Use only outdoors or in a well-ventilated area.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352:IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for 4-Hydroxy-6-methyl-2-pyrone

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