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Heterocyclic building blocks

D-Threonolactone

Also known as (3S,4R)-3,4-dihydroxyoxolan-2-one, GlyTouCan:G54590PA, D-Threonic acid-1,4,-lactone

CAS 23732-41-4Formula C4H6O4Molar mass 118.09 g/mol
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D-Threonolactone chemical structure, C4H6O4, CAS 23732-41-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
23732-41-4
Formula
C4H6O4
Molar mass
118.09 g/mol
HS code
293220
Category
Heterocyclic building blocks

What is D-Threonolactone?

Plain description, key identifiers and synonyms

D-threonolactone is a butan-4-olide that is dihydrofuran-2-one substituted at C-3 and C-4 by hydroxy groups (the 3S,4R-diastereomer). It is a butan-4-olide and a diol. It is an enantiomer of a L-threonolactone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3S,4R)-3,4-dihydroxyoxolan-2-one
CAS number
23732-41-4
Molecular formula
C4H6O4
InChIKey
SGMJBNSHAZVGMC-GBXIJSLDSA-N
InChI
InChI=1S/C4H6O4/c5-2-1-8-4(7)3(2)6/h2-3,5-6H,1H2/t2-,3+/m1/s1
Canonical SMILES
O=C1OCC(O)C1O
Isomeric SMILES
C1[C@H]([C@@H](C(=O)O1)O)O

Synonyms

  • (3S,4R)-3,4-dihydroxyoxolan-2-one
  • GlyTouCan:G54590PA
  • D-Threonic acid-1,4,-lactone
  • (3S,4R)-3,4-dihydroxydihydrofuran-2(3H)-one
  • D-threono-1,4-lactone
  • d-threonic acid-1,4-lactone
  • threono-1,4-lactone
  • D-Threono-1,4-lactone, >=95.0% (GC)

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
118.09 g/molcalc.
Exact mass
118.0266 Dacalc.
LogP (octanol/water)
-1.73calc.
Topological polar surface area
66.76 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
0calc.
Heavy atoms
8calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.75calc.
Formal charge
0calc.
Stereocentres
2calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C1CCCO1

O=C1CCCO1

1 ring, 6 atoms, the gamma-Butyrolactone ring system.

1,692 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

D-Threonolactone suppliers

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D-Threonolactone price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code D-Threonolactone is traded under.

HS 2932.20Indicative HS code

Lactones

World exports in 2024
$1.97B
−4.7% vs 2023, imports $2.07B
2019 to 2024
Top exporters
  1. China56.3%
  2. India * partner reported7.4%
  3. Germany7.3%
Top importers
  1. United States14.2%
  2. India * partner reported13.5%
  3. Brazil8.5%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for D-Threonolactone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about D-Threonolactone, based on the data on this page

What is D-Threonolactone?

D-threonolactone is a butan-4-olide that is dihydrofuran-2-one substituted at C-3 and C-4 by hydroxy groups (the 3S,4R-diastereomer). It is a butan-4-olide and a diol. It is an enantiomer of a L-threonolactone.

What is the CAS number of D-Threonolactone?

The CAS registry number of D-Threonolactone is 23732-41-4.

What is the molecular formula and weight of D-Threonolactone?

The molecular formula of D-Threonolactone is C4H6O4 and its molar mass is 118.09 g/mol.

What is D-Threonolactone used for?

Known uses and roles of D-Threonolactone include building blocks in research and laboratory and screening compounds in research and laboratory.

Is D-Threonolactone hazardous?

No GHS hazard classification for D-Threonolactone is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of D-Threonolactone?

D-Threonolactone is usually classified under HS code 293220 (Lactones). This is indicative, confirm it with your customs broker before shipping.

Where can I buy D-Threonolactone?

Post a free request on CompoundList and suppliers of D-Threonolactone will send you quotes. Your contact details stay private until you accept a quote.

What is the price of D-Threonolactone?

Suppliers quote D-Threonolactone on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle D-Threonolactone

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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