L-Threonolactone CAS#: 21730-93-8

L-Threonolactone Basic information

Product Name:

L-Threonolactone

Synonyms:

3,4-bis(trimethylsilyloxy)oxolan-2-one
Threonolactone
L-Threonic acid-1,4-lactone
(3R,4S)-3,4-Dihydroxydihydrofuran-2(3H)-one
L-Threonic acid γ-lactone
(3S,4S)-3-Amino-4-hydroxydihydrofuran-2(3H)-one
L-Threonic Acid-4-lactone
2(3H)-Furanone, dihydro-3,4-dihydroxy-, (3R,4S)-

CAS:

21730-93-8

MF:

C4H6O4

MW:

118.09

Mol File:

21730-93-8.mol

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L-Threonolactone Chemical Properties

Melting point:: 74-75 °C
Boiling point:: 145-150 °C(Press: 0.25 Torr)
Density: 1.681±0.06 g/cm3(Predicted)
solubility: Acetonitrile (Sparingly), DMSO (Slightly), Methanol (Sparingly)
form: Solid
pka: 12.34±0.40(Predicted)
color: White to Off-White
optical activity: [α]/D 29.5±3.5°, c = 1 in H2O
BRN: 81074

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Safety Information

WGK Germany: 3

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L-Threonolactone Usage And Synthesis

Uses

L-Threonolactone is formed in the autoxidation of L-Ascorbic acid (A786990), a compound that is essential for numerous enzymatic reactions in the body and is also responsible for scavenging free radicals to prevent oxidative damage to cells.

Definition

ChEBI: A butan-4-olide that is dihydrofuran-2-one substituted at C-3 and C-4 by hydroxy groups (the 3R,4S-diastereomer).

L-ThreonolactoneSupplier

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