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1,1-Dimethoxyethane

Also known as Dimethyl acetal, Acetaldehyde dimethyl acetal, Dimethylacetal

CAS 534-15-6Formula C4H10O2Molar mass 90.12 g/molEC 208-589-8
GHS signal word: Danger. Pictograms: Flammable 8 suppliers listed
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1,1-Dimethoxyethane chemical structure, C4H10O2, CAS 534-15-6
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Colorless liq
Melting point
-113.2 °C
Boiling point
64.5 °C
Density
0.85015 @ 20 °C/4 °C
Flash point
<26.7
HS code
291100
Category
Flavor ingredients
UN number
UN 2377

What is 1,1-Dimethoxyethane?

Plain description, key identifiers and synonyms

1,1-dimethoxyethane is an acetal that is dimethoxymethane substituted by a methyl group at position 1. It has a role as a flavouring agent and a plant metabolite. It is a diether and an acetal. It is functionally related to a dimethoxymethane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,1-dimethoxyethane
CAS number
534-15-6 CAS number cross-checkedOther or deprecated CAS: 25154-53-4
EC number
208-589-8
Molecular formula
C4H10O2
UNII
ZO2AW8UR5T
MDL number
MFCD00008493
InChIKey
SPEUIVXLLWOEMJ-UHFFFAOYSA-N
InChI
InChI=1S/C4H10O2/c1-4(5-2)6-3/h4H,1-3H3
SMILES (canonical and isomeric)
CC(OC)OC

Synonyms

  • Dimethyl acetal
  • Acetaldehyde dimethyl acetal
  • Dimethylacetal
  • Ethylidene dimethyl ether
  • Ethane, 1,1-dimethoxy-
  • Dimethyl aldehyde
  • Methyl formyl
  • Acetaldehyde methyl acetal
  • 3-Methyl-2,4-dioxapentane
  • Acetaldehyde, dimethyl acetal
  • dimethoxy-ethane
  • 1,1-Dimethoxy-Ethane
  • CH3CH(OCH3)2
  • Ethane, dimethoxy-
  • dimethoxylethane
  • dimethyoxyethane
  • dimethyloxyethane
  • 2-dimethoxyethane
  • Acetaldehyde, dimethyl acetal (6CI,8CI), 3-Methyl-2,4-dioxapentane, Acetaldehyde methyl acetal, Dimethyl acetal, Ethylidene dimethyl ether
  • 2,2-dimethoxyethane
  • 2,2-dimethoxy ethane
  • 1,1'-Dimethoxyetiane
  • acetaldehyde dimethylacetal
  • acetaldehyde-dimethylacetal
  • 1,1-Dimethoxyethane, 9CI
Show all 31 synonyms
  • 1,1-Dimethoxyethane [UN2377] [Flammable liquid]
  • AcetaldehydeDimethylAcetal-d10
  • Dimethoxyethane, 1,1-
  • Acetaldehyde dimethyl acetal, 95%
  • 1,1-Dimethoxyethane, >=97%, FG
  • UN 2377

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

Appearance
Colorless liqexp.
Odour
STRONGLY AROMATIC ODORexp.
Taste
FRUITY TASTEexp.
Melting point
-113.2 °Cexp.
Boiling point
64.5 °Cexp.
Density
0.85015 @ 20 °C/4 °Cexp.
Flash point
<26.7exp.
Solubility
Miscible with water, alcohol, chloroform, ether.exp.
Vapour pressure
171.18 mm Hg at 25 °Cexp.

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
90.12 g/molcalc.
Exact mass
90.0681 Dacalc.
LogP (octanol/water)
0.63calc.
Topological polar surface area
18.46 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
2calc.
Heavy atoms
6calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
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

GHS signal word
Danger
GHS02: Flammable
Flammable

Hazard statements

  • H225Highly flammable liquid and vapour.
Precautionary statements (11)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2377
Transport hazard class
3
Packing group
II

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

Full safety data and first aid

1,1-Dimethoxyethane suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 8 suppliers
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Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

8 suppliers in 5 countries

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1,1-Dimethoxyethane price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

In medicine, organic synthesis.

Flavoring ingredient...fruit flavors, apple, whiskey, orange.

Chemical intermediate for organic synthesis.

Fragrance & flavoring agent.

Industrial uses: Solvent.

Roles

  • additive
  • eukaryotic metabolite
  • flavouring agent
  • food additive
  • food component
  • metabolite
  • physiological role
  • plant metabolite

Functional uses

  • Flavouring and nutrient
  • Fragrance

How it is made

By heating acetaldehyde with methyl alc and glacial acetic acid, & distilling.

From acetaldehyde and methanol.

Reaction of acetylene with methanol in the presence of boron trifluoride & mercuric oxide catalyst, reaction of acetaldehyde with methanol in the presence of glacial acetic acid

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 605-007-00-8

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 1,1-Dimethoxyethane is traded under.

HS 2911.00Indicative HS code

Acetals and hemiacetals whether or not with other oxygen function, and their halogenated, sulphonated…

World exports in 2024
$73.2M
+3.8% vs 2023, imports $76.5M
2019 to 2024
Top exporters
  1. Belgium16.9%
  2. China14.5%
  3. Germany13.7%
Top importers
  1. United States13.3%
  2. China12.2%
  3. Spain8.7%
Reported customs values in USD, not prices.Full trade data

The HS code shown for 1,1-Dimethoxyethane is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 1,1-Dimethoxyethane, based on the data on this page

What is 1,1-Dimethoxyethane?

1,1-dimethoxyethane is an acetal that is dimethoxymethane substituted by a methyl group at position 1. It has a role as a flavouring agent and a plant metabolite. It is a diether and an acetal. It is functionally related to a dimethoxymethane.

What is the CAS number of 1,1-Dimethoxyethane?

The CAS registry number of 1,1-Dimethoxyethane is 534-15-6. Other or deprecated CAS numbers: 25154-53-4.

What is the molecular formula and weight of 1,1-Dimethoxyethane?

The molecular formula of 1,1-Dimethoxyethane is C4H10O2 and its molar mass is 90.12 g/mol.

What is 1,1-Dimethoxyethane used for?

In medicine, organic synthesis. Flavoring ingredient...fruit flavors, apple, whiskey, orange. Chemical intermediate for organic synthesis. Fragrance & flavoring agent. Industrial uses: Solvent.

Is 1,1-Dimethoxyethane hazardous?

1,1-Dimethoxyethane carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 1,1-Dimethoxyethane?

1,1-Dimethoxyethane is usually classified under HS code 291100 (Acetals and hemiacetals, whether or not with other oxygen function, and their…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 1,1-Dimethoxyethane?

CompoundList lists 8 suppliers of 1,1-Dimethoxyethane in China, United States, Belgium, France and 1 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy 1,1-Dimethoxyethane in India?

1 supplier in India list 1,1-Dimethoxyethane on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of 1,1-Dimethoxyethane?

Suppliers quote 1,1-Dimethoxyethane 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 1,1-Dimethoxyethane

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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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