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Aldehydes and ketones

2-Methylhexanedial

CAS 25355-33-3Formula C7H12O2Molar mass 128.17 g/molEC 960-234-2
GHS signal word: Warning. Pictograms: Harmful or irritant
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2-Methylhexanedial chemical structure, C7H12O2, CAS 25355-33-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
25355-33-3
Formula
C7H12O2
Molar mass
128.17 g/mol
EC number
960-234-2
HS code
291219
Category
Aldehydes and ketones

What is 2-Methylhexanedial?

Plain description, key identifiers and synonyms

2-Methylhexanedial is a chemical substance with the molecular formula C7H12O2 and a molar mass of 128.17 g/mol. Its CAS registry number is 25355-33-3.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-methylhexanedial
CAS number
25355-33-3
EC number
960-234-2
Molecular formula
C7H12O2
InChIKey
NICDGFIIDLQPAF-UHFFFAOYSA-N
InChI
InChI=1S/C7H12O2/c1-7(6-9)4-2-3-5-8/h5-7H,2-4H2,1H3
SMILES (canonical and isomeric)
CC(CCCC=O)C=O

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
128.17 g/molcalc.
Exact mass
128.0837 Dacalc.
LogP (octanol/water)
1.19calc.
Topological polar surface area
34.14 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
5calc.
Heavy atoms
9calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.71calc.
Formal charge
0calc.
Stereocentres
1calc.
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
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H227Combustible liquid.
  • H302Harmful if swallowed.
  • H312Harmful in contact with skin.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H332Harmful if inhaled.
  • H335May cause respiratory irritation.
Precautionary statements (23)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P317Get medical help.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403Store in a well-ventilated place.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

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

2-Methylhexanedial suppliers

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2-Methylhexanedial 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 2-Methylhexanedial is traded under.

HS 2912.19Indicative HS code

Acyclic aldehydes without other oxygen function, other

World exports in 2024
$679M
+4.8% vs 2023, imports $743M
2019 to 2024
Top exporters
  1. Germany22.0%
  2. China21.2%
  3. United States18.5%
Top importers
  1. United States13.1%
  2. Germany9.6%
  3. Belgium8.2%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is 2-Methylhexanedial?

2-Methylhexanedial is a chemical substance with the molecular formula C7H12O2 and a molar mass of 128.17 g/mol. Its CAS registry number is 25355-33-3.

What is the CAS number of 2-Methylhexanedial?

The CAS registry number of 2-Methylhexanedial is 25355-33-3.

What is the molecular formula and weight of 2-Methylhexanedial?

The molecular formula of 2-Methylhexanedial is C7H12O2 and its molar mass is 128.17 g/mol.

What is 2-Methylhexanedial used for?

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

Is 2-Methylhexanedial hazardous?

2-Methylhexanedial carries the GHS signal word "Warning". Main hazards: combustible liquid, harmful if swallowed, harmful in contact with skin. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 2-Methylhexanedial?

2-Methylhexanedial is usually classified under HS code 291219 (Acyclic aldehydes without other oxygen function, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2-Methylhexanedial?

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

What is the price of 2-Methylhexanedial?

Suppliers quote 2-Methylhexanedial 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 2-Methylhexanedial

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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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