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Esters and lactones

Dimethyl 2-hydroxymalonate

Also known as dimethyl tartronate, Dimethyl tartronate,, 2-hydroxy-propanedioic acid dimethyl ester

CAS 34259-29-5Formula C5H8O5Molar mass 148.11 g/mol
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Dimethyl 2-hydroxymalonate chemical structure, C5H8O5, CAS 34259-29-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
34259-29-5
Formula
C5H8O5
Molar mass
148.11 g/mol
HS code
291819
Category
Esters and lactones

What is Dimethyl 2-hydroxymalonate?

Plain description, key identifiers and synonyms

Dimethyl 2-hydroxymalonate is a chemical substance with the molecular formula C5H8O5 and a molar mass of 148.11 g/mol. Its CAS registry number is 34259-29-5. The IUPAC name is dimethyl 2-hydroxypropanedioate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dimethyl 2-hydroxypropanedioate
CAS number
34259-29-5
Molecular formula
C5H8O5
InChIKey
CXIUHIBOASGVGV-UHFFFAOYSA-N
InChI
InChI=1S/C5H8O5/c1-9-4(7)3(6)5(8)10-2/h3,6H,1-2H3
SMILES (canonical and isomeric)
COC(=O)C(C(=O)OC)O

Synonyms

  • dimethyl tartronate
  • Dimethyl tartronate,
  • 2-hydroxy-propanedioic acid dimethyl ester

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
148.11 g/molcalc.
Exact mass
148.0372 Dacalc.
LogP (octanol/water)
-1.31calc.
Topological polar surface area
72.83 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
2calc.
Heavy atoms
10calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.6calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

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.

Dimethyl 2-hydroxymalonate suppliers

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Dimethyl 2-hydroxymalonate 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 Dimethyl 2-hydroxymalonate is traded under.

HS 2918.19Indicative HS code

Carboxylic acids with alcohol function but without other oxygen function, their…

World exports in 2024
$1.37B
+0.5% vs 2023, imports $1.18B
2019 to 2024
Top exporters
  1. China23.7%
  2. Italy14.7%
  3. India * partner reported12.0%
Top importers
  1. Germany11.7%
  2. South Korea9.8%
  3. Italy9.6%

* Partner reported figures, a lower bound.

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

The HS code shown for Dimethyl 2-hydroxymalonate is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Dimethyl 2-hydroxymalonate, based on the data on this page

What is Dimethyl 2-hydroxymalonate?

Dimethyl 2-hydroxymalonate is a chemical substance with the molecular formula C5H8O5 and a molar mass of 148.11 g/mol. Its CAS registry number is 34259-29-5. The IUPAC name is dimethyl 2-hydroxypropanedioate.

What is the CAS number of Dimethyl 2-hydroxymalonate?

The CAS registry number of Dimethyl 2-hydroxymalonate is 34259-29-5.

What is the molecular formula and weight of Dimethyl 2-hydroxymalonate?

The molecular formula of Dimethyl 2-hydroxymalonate is C5H8O5 and its molar mass is 148.11 g/mol.

What is Dimethyl 2-hydroxymalonate used for?

Known uses and roles of Dimethyl 2-hydroxymalonate include building blocks in research and laboratory.

Is Dimethyl 2-hydroxymalonate hazardous?

No GHS hazard classification for Dimethyl 2-hydroxymalonate 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 Dimethyl 2-hydroxymalonate?

Dimethyl 2-hydroxymalonate is usually classified under HS code 291819 (Carboxylic acids with alcohol function but without other oxygen function, their…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dimethyl 2-hydroxymalonate?

Post a free request on CompoundList and suppliers of Dimethyl 2-hydroxymalonate will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Dimethyl 2-hydroxymalonate?

Suppliers quote Dimethyl 2-hydroxymalonate 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 Dimethyl 2-hydroxymalonate

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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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