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Alcohols and polyols

2,2-Propanediol

Also known as Propane-2,2-diol, isopropanol alcohol

CAS 558-18-9Formula C3H8O2Molar mass 76.10 g/mol
4 suppliers listed
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2,2-Propanediol chemical structure, C3H8O2, CAS 558-18-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
558-18-9
Formula
C3H8O2
Molar mass
76.10 g/mol
HS code
290539
Category
Alcohols and polyols

What is 2,2-Propanediol?

Plain description, key identifiers and synonyms

2,2-Propanediol is a chemical substance with the molecular formula C3H8O2 and a molar mass of 76.10 g/mol. Its CAS registry number is 558-18-9. The IUPAC name is propane-2,2-diol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
propane-2,2-diol
CAS number
558-18-9 CAS number cross-checked
Molecular formula
C3H8O2
InChIKey
CIBMHJPPKCXONB-UHFFFAOYSA-N
InChI
InChI=1S/C3H8O2/c1-3(2,4)5/h4-5H,1-2H3
SMILES (canonical and isomeric)
CC(C)(O)O

Synonyms

  • Propane-2,2-diol
  • isopropanol alcohol

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
76.10 g/molcalc.
Exact mass
76.0524 Dacalc.
LogP (octanol/water)
-0.29calc.
Topological polar surface area
40.46 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
5calc.
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

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.

2,2-Propanediol suppliers

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

All 4 suppliers
4 of 4 offers

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

4 suppliers in 4 countries

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2,2-Propanediol price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 2,2-Propanediol 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 2,2-Propanediol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is 2,2-Propanediol?

2,2-Propanediol is a chemical substance with the molecular formula C3H8O2 and a molar mass of 76.10 g/mol. Its CAS registry number is 558-18-9. The IUPAC name is propane-2,2-diol.

What is the CAS number of 2,2-Propanediol?

The CAS registry number of 2,2-Propanediol is 558-18-9.

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

The molecular formula of 2,2-Propanediol is C3H8O2 and its molar mass is 76.10 g/mol.

Is 2,2-Propanediol hazardous?

No GHS hazard classification for 2,2-Propanediol 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 2,2-Propanediol?

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

Where can I buy 2,2-Propanediol?

CompoundList lists 4 suppliers of 2,2-Propanediol in Australia, Egypt, Netherlands and United States. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 2,2-Propanediol?

Suppliers quote 2,2-Propanediol 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 2,2-Propanediol

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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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