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Silicates, borates and other salts

Germylsilane

Also known as Silylgermane

CAS 13768-63-3Formula H6GeSiMolar mass 106.74 g/molEC 691-745-6
GHS signal word: Danger. Pictograms: Flammable, Gas under pressure, Corrosive, Acute toxicity (severe)
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Germylsilane chemical structure, H6GeSi, CAS 13768-63-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
13768-63-3
Formula
H6GeSi
Molar mass
106.74 g/mol
EC number
691-745-6
HS code
285000
Category
Silicates, borates and other salts

What is Germylsilane?

Plain description, key identifiers and synonyms

Germylsilane is a chemical substance with the molecular formula H6GeSi and a molar mass of 106.74 g/mol. Its CAS registry number is 13768-63-3.

Identifiers

Registry numbers, names and line notations, tap to copy

CAS number
13768-63-3
EC number
691-745-6
Molecular formula
H6GeSi
InChIKey
CBEQHMYZJXLLJO-UHFFFAOYSA-N
InChI
InChI=1S/GeH3.H3Si/h2*1H3
SMILES (canonical and isomeric)
[SiH3].[GeH3]

Synonyms

  • Silylgermane

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
106.74 g/molcalc.
Exact mass
107.9451 Dacalc.
LogP (octanol/water)
-2.37calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
2calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.

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
GHS04: Gas under pressure
Gas under pressure
GHS05: Corrosive
Corrosive
GHS06: Acute toxicity (severe)
Acute toxicity (severe)

Hazard statements

  • H220Extremely flammable gas.
  • H280Contains gas under pressure, may explode if heated.
  • H314Causes severe skin burns and eye damage.
  • H330Fatal if inhaled.
Precautionary statements (23)
  • P203Obtain, read and follow all safety instructions before use.
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P222Do not allow contact with air.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P284In case of inadequate ventilation wear respiratory protection.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P320Specific treatment is urgent (see supplemental first aid instructions on the label).
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P363Wash contaminated clothing before reuse.
  • P377Leaking gas fire: do not extinguish, unless leak can be stopped safely.
  • P381In case of leakage, eliminate all ignition sources.
  • P403Store in a well-ventilated place.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P410 + P403Protect from sunlight. Store in a well-ventilated place.
  • 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

Germylsilane suppliers

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Germylsilane 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 Germylsilane is traded under.

HS 2850.00Indicative HS code

Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds…

World exports in 2024
$648M
−0.5% vs 2023, imports $610M
2019 to 2024
Top exporters
  1. United States33.3%
  2. China24.9%
  3. Japan10.9%
Top importers
  1. South Korea17.6%
  2. China15.8%
  3. India * partner reported12.1%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Germylsilane, based on the data on this page

What is Germylsilane?

Germylsilane is a chemical substance with the molecular formula H6GeSi and a molar mass of 106.74 g/mol. Its CAS registry number is 13768-63-3.

What is the CAS number of Germylsilane?

The CAS registry number of Germylsilane is 13768-63-3.

What is the molecular formula and weight of Germylsilane?

The molecular formula of Germylsilane is H6GeSi and its molar mass is 106.74 g/mol.

Is Germylsilane hazardous?

Germylsilane carries the GHS signal word "Danger". Main hazards: extremely flammable gas, contains gas under pressure, may explode if heated, causes severe skin burns and eye damage. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Germylsilane?

Germylsilane is usually classified under HS code 285000 (Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Germylsilane?

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

What is the price of Germylsilane?

Suppliers quote Germylsilane 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 Germylsilane

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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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