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Alcohols and polyols

2,5-Hexanediol

Also known as hexane-2,5-diol, Diisopropanol, 2,5-Dihydroxyhexane

CAS 2935-44-6Formula C6H14O2Molar mass 118.18 g/molEC 220-910-3
GHS signal word: Warning. Pictograms: Harmful or irritant 4 suppliers listed
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2,5-Hexanediol chemical structure, C6H14O2, CAS 2935-44-6
2D chemical structure

Key facts

What buyers check first

All properties
Physical form
Liquid
Melting point
43 °C
Boiling point
216 °C
Density
Relative density (water = 1): 0.97
Flash point
101 °C
HS code
290539
Category
Alcohols and polyols
Illustrative photo, assorted laboratory chemical bottles and jars on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is 2,5-Hexanediol?

Plain description, key identifiers and synonyms

Hexane-2,5-diol is a glycol that is hexane substituted by hydroxy groups at positions 2 and 5. It is one of the principal metabolites of n-hexane. It is a glycol and a secondary alcohol. It derives from a hydride of a hexane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
hexane-2,5-diol
CAS number
2935-44-6 CAS number cross-checked
EC number
220-910-3
Molecular formula
C6H14O2
MDL number
MFCD00004557
InChIKey
OHMBHFSEKCCCBW-UHFFFAOYSA-N
InChI
InChI=1S/C6H14O2/c1-5(7)3-4-6(2)8/h5-8H,3-4H2,1-2H3
SMILES (canonical and isomeric)
CC(CCC(C)O)O

Synonyms

  • hexane-2,5-diol
  • Diisopropanol
  • 2,5-Dihydroxyhexane
  • 2,5-hexandiol
  • (2R,5R)-2,5-hexandiole
  • 4-01-00-02562 (Beilstein Handbook Reference)
  • 2,5-Hexylene glycol
  • 2.5-hexanediol
  • Hexan-2,5-diol

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

Physical form
Liquidexp.
Melting point
43 °Cexp.
Boiling point
216 °Cexp.
Density
Relative density (water = 1): 0.97exp.
Flash point
101 °Cexp.
Autoignition temperature
490 °Cexp.
Solubility
Solubility in water: freely solubleexp.

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
118.18 g/molcalc.
Exact mass
118.0994 Dacalc.
LogP (octanol/water)
0.53calc.
Topological polar surface area
40.46 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
3calc.
Heavy atoms
8calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
2calc.
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

  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (19)
  • 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.
  • 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.
  • 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

2,5-Hexanediol suppliers

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

All 4 suppliers
4 of 4 offers

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Where suppliers are based

4 suppliers in 3 countries

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2,5-Hexanediol 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

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 2,5-Hexanediol is traded under.

HS 2905.39Indicative HS code

Diols, other

World exports in 2024
$1.92B
−3.5% vs 2023, imports $2B
2019 to 2024
Top exporters
  1. China22.3%
  2. United States17.9%
  3. Germany16.1%
Top importers
  1. Germany12.0%
  2. China11.3%
  3. South Korea10.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for 2,5-Hexanediol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2,5-Hexanediol, based on the data on this page

What is 2,5-Hexanediol?

Hexane-2,5-diol is a glycol that is hexane substituted by hydroxy groups at positions 2 and 5. It is one of the principal metabolites of n-hexane. It is a glycol and a secondary alcohol. It derives from a hydride of a hexane.

What is the CAS number of 2,5-Hexanediol?

The CAS registry number of 2,5-Hexanediol is 2935-44-6.

What is the molecular formula and weight of 2,5-Hexanediol?

The molecular formula of 2,5-Hexanediol is C6H14O2 and its molar mass is 118.18 g/mol.

What is 2,5-Hexanediol used for?

Known uses and roles of 2,5-Hexanediol include building blocks in research and laboratory.

Is 2,5-Hexanediol hazardous?

2,5-Hexanediol carries the GHS signal word "Warning". Main hazards: harmful if swallowed, causes skin irritation, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 2,5-Hexanediol?

2,5-Hexanediol is usually classified under HS code 290539 (Diols, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2,5-Hexanediol?

CompoundList lists 4 suppliers of 2,5-Hexanediol in China, Canada and Singapore. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 2,5-Hexanediol?

Suppliers quote 2,5-Hexanediol 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 2,5-Hexanediol

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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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