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Organometallic compounds

Germane, diethyl-

Also known as diethylgermane

CAS 1631-46-5Formula C4H12GeMolar mass 132.75 g/molEC 810-762-3
GHS signal word: Danger. Pictograms: Flammable, Harmful or irritant
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Germane, diethyl- chemical structure, C4H12Ge, CAS 1631-46-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1631-46-5
Formula
C4H12Ge
Molar mass
132.75 g/mol
EC number
810-762-3
HS code
293190
Category
Organometallic compounds

What is Germane, diethyl-?

Plain description, key identifiers and synonyms

Germane, diethyl- is a chemical substance with the molecular formula C4H12Ge and a molar mass of 132.75 g/mol. Its CAS registry number is 1631-46-5. The IUPAC name is diethylgermane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
diethylgermane
CAS number
1631-46-5 CAS number cross-checked
EC number
810-762-3
Molecular formula
C4H12Ge
InChIKey
REWNSVPMLJDJCQ-UHFFFAOYSA-N
InChI
InChI=1S/C4H12Ge/c1-3-5-4-2/h3-5H2,1-2H3
SMILES (canonical and isomeric)
CC[GeH2]CC

Synonyms

  • diethylgermane

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
132.75 g/molcalc.
Exact mass
134.0151 Dacalc.
LogP (octanol/water)
1.03calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
2calc.
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

GHS signal word
Danger
GHS02: Flammable
Flammable
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H225Highly flammable liquid and vapour.
  • H260In contact with water releases flammable gases which may ignite spontaneously.
  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H332Harmful if inhaled.
  • H335May cause respiratory irritation.
Precautionary statements (33)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P223Do not allow contact with water.
  • P231 + P232Handle and store contents under inert gas. Protect from moisture.
  • 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.
  • 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 + P335 + P334If on skin: Brush off loose particles from skin. Immerse in cool water or wrap in wet bandages.
  • P302 + P352If on skin: Wash with plenty of water.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • 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.
  • P402 + P404Store in a dry place. Store in a closed container.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • 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

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Germane, diethyl- 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

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 Germane, diethyl- is traded under.

HS 2931.90Indicative HS code

Organo-inorganic compounds, other than tetramethyl lead, tetraethyl lead, tributyltin compounds…

World exports in 2024
$3.97B
+5.3% vs 2023, imports $3.93B
2019 to 2024
Top exporters
  1. China28.3%
  2. United States15.6%
  3. Germany15.1%
Top importers
  1. United States14.6%
  2. China13.0%
  3. South Korea8.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Germane, diethyl-, based on the data on this page

What is Germane, diethyl-?

Germane, diethyl- is a chemical substance with the molecular formula C4H12Ge and a molar mass of 132.75 g/mol. Its CAS registry number is 1631-46-5. The IUPAC name is diethylgermane.

What is the CAS number of Germane, diethyl-?

The CAS registry number of Germane, diethyl- is 1631-46-5.

What is the molecular formula and weight of Germane, diethyl-?

The molecular formula of Germane, diethyl- is C4H12Ge and its molar mass is 132.75 g/mol.

Is Germane, diethyl- hazardous?

Germane, diethyl- carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour, in contact with water releases flammable gases which may ignite spontaneously, harmful if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Germane, diethyl-?

Germane, diethyl- is usually classified under HS code 293190 (X. ORGANO-INORGANIC COMPOUNDS, HETEROCYCLIC COMPOUNDS, NUCLEIC ACIDS AND THEIR SALTS…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Germane, diethyl-?

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What is the price of Germane, diethyl-?

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Guides for buyers

Practical guides that help when you source, ship or handle Germane, diethyl-

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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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