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HomeProduct name listD-Galactal

D-Galactal

Synonym(s):1,5-Anhydro-2-deoxy-D-lyxo-hex-1-enitol

  • CAS NO.:21193-75-9
  • Empirical Formula: C6H10O4
  • Molecular Weight: 146.14
  • MDL number: MFCD00038067
  • EINECS: 244-264-7
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-04-06 17:48:18
D-Galactal Structural

What is D-Galactal?

Chemical properties

White Powder

The Uses of D-Galactal

D-Galactal is an important building block for both solution- and solid-phase synthesis of oligosaccharides.

Definition

ChEBI: D-galactal is a glycal derived from D-galactopyranose It is a glycal and an anhydrohexose.

Purification Methods

Recrystallise D-galactal from EtOAc, EtOH or EtOAc/MeOH. [Overend et al. J Chem Soc 675 1950, Wood & Fletcher J Am Chem Soc 79 3234 1957, Distler & Jourdian J Biol Chem 248 6772 1973, Beilstein 17 III/IV 2332.]

Properties of D-Galactal

Melting point: 99-103 °C (lit.)
Boiling point: 325.5±42.0 °C(Predicted)
Density  1.414±0.06 g/cm3(Predicted)
refractive index  -22 ° (C=1.2, MeOH)
storage temp.  2-8°C
solubility  Acetonitrile (Slightly), Methanol (Slightly)
form  Solid
pka 12.79±0.60(Predicted)
color  White to Off-White
optical activity [α]22/D 21.5°, c = 1.2 in methanol
BRN  81690
Stability: Moisture Sensitive
CAS DataBase Reference 21193-75-9(CAS DataBase Reference)

Safety information for D-Galactal

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 D-Galactal

InChIKey YVECGMZCTULTIS-HSUXUTPPSA-N

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