CompoundList

Arsoniumyl

Also known as trihydridoarsenic(.1+), AsH3+, arsaniumyl

CAS 127323-69-7Formula H3As+Molar mass 77.95 g/mol
Arsoniumyl chemical structure, H3As+, CAS 127323-69-7
2D chemical structure

Key facts

What buyers check first

CAS number
127323-69-7
Formula
H3As+
Molar mass
77.95 g/mol
HS code
285000
Category
Silicates, borates and other salts

What is Arsoniumyl?

Plain description, key identifiers and synonyms

Trihydridoarsenic(.1+) is an arsenic hydride and an inorganic radical cation.

Identifiers

Registry numbers, names and line notations, tap to copy

CAS number
127323-69-7
Molecular formula
H3As+
InChIKey
LTKWZIUEGOOERX-UHFFFAOYSA-N
InChI
InChI=1S/AsH3/h1H3/q+1
SMILES (canonical and isomeric)
[AsH3+]

Synonyms

  • trihydridoarsenic(.1+)
  • AsH3+
  • arsaniumyl
  • AsH3(.+)
  • [AsH3](.+)

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
77.95 g/molcalc.
Exact mass
77.9445 Dacalc.
LogP (octanol/water)
-1.18calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
1calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
1calc.
Stereocentres
1calc.

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.

Arsoniumyl suppliers

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Arsoniumyl price

Indicative price range per kg from live supplier offers

No published prices right now

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

Frequently asked questions

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

What is Arsoniumyl?

Trihydridoarsenic(.1+) is an arsenic hydride and an inorganic radical cation.

What is the CAS number of Arsoniumyl?

The CAS registry number of Arsoniumyl is 127323-69-7.

What is the molecular formula and weight of Arsoniumyl?

The molecular formula of Arsoniumyl is H3As+ and its molar mass is 77.95 g/mol.

Is Arsoniumyl hazardous?

No GHS hazard classification for Arsoniumyl 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 Arsoniumyl?

Arsoniumyl 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 Arsoniumyl?

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What is the price of Arsoniumyl?

Suppliers quote Arsoniumyl 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 Arsoniumyl

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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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