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Chemical substance

Methane clathrate

Also known as hydromethane, gas hydrate, methane ice

CAS 326588-01-6Formula C4H62O23Molar mass 478.52 g/mol
Methane clathrate chemical structure, C4H62O23, CAS 326588-01-6
2D chemical structure

Key facts

What buyers check first

CAS number
326588-01-6
Formula
C4H62O23
Molar mass
478.52 g/mol
HS code
290110

What is Methane clathrate?

Plain description, key identifiers and synonyms

Methane clathrate is a clathrate compound that is an ice-like solid that consists of methane which is trapped within the crystal structure of water. It has formula CH45.75H2O or 4CH423H2O. It contains a water and a methane.

Methane clathrate is a flammable solid similar to ice.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
methane, tricosahydrate
CAS number
326588-01-6
Molecular formula
C4H62O23
InChIKey
NMJORVOYSJLJGU-UHFFFAOYSA-N
InChI
InChI=1S/4CH4.23H2O/h4*1H4;23*1H2
SMILES (canonical and isomeric)
C.C.C.C.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O

Synonyms

  • hydromethane
  • gas hydrate
  • methane ice
  • fire ice
  • natural gas hydrate
  • Methane hydrate (4:23)

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
478.52 g/molcalc.
Exact mass
478.3682 Dacalc.
LogP (octanol/water)
-16.42calc.
Topological polar surface area
724.5 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
27calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
27calc.
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.

Methane clathrate suppliers

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Methane clathrate 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 Methane clathrate is traded under.

HS 2901.10Indicative HS code

Saturated

World exports in 2024
$8.47B
+23.9% vs 2023, imports $7.66B
2019 to 2024
Top exporters
  1. United States79.8%
  2. Canada10.1%
  3. Germany1.4%
Top importers
  1. China34.6%
  2. United States12.2%
  3. Sweden5.0%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Methane clathrate, based on the data on this page

What is Methane clathrate?

Methane clathrate is a clathrate compound that is an ice-like solid that consists of methane which is trapped within the crystal structure of water. It has formula CH45.75H2O or 4CH423H2O. It contains a water and a methane.

What is the CAS number of Methane clathrate?

The CAS registry number of Methane clathrate is 326588-01-6.

What is the molecular formula and weight of Methane clathrate?

The molecular formula of Methane clathrate is C4H62O23 and its molar mass is 478.52 g/mol.

Is Methane clathrate hazardous?

No GHS hazard classification for Methane clathrate 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 Methane clathrate?

Methane clathrate is usually classified under HS code 290110 (Saturated). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Methane clathrate?

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

What is the price of Methane clathrate?

Suppliers quote Methane clathrate 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 Methane clathrate

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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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