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Oxides and peroxides

Cobalt oxyhydroxide

Also known as HCoO2, Cobalt hydroxide oxide (Co(OH)O), Cobalt oxide hydroxide (CoOOH)

CAS 12016-80-7Formula HCoO2Molar mass 91.94 g/molEC 234-614-7
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Cobalt oxyhydroxide chemical structure, HCoO2, CAS 12016-80-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
12016-80-7
Formula
HCoO2
Molar mass
91.94 g/mol
EC number
234-614-7
HS code
282200
Category
Oxides and peroxides

What is Cobalt oxyhydroxide?

Plain description, key identifiers and synonyms

Cobalt oxyhydroxide is a chemical substance with the molecular formula HCoO2 and a molar mass of 91.94 g/mol. Its CAS registry number is 12016-80-7. The IUPAC name is hydroxy(oxo)cobalt.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
hydroxy(oxo)cobalt
CAS number
12016-80-7 CAS number cross-checked
EC number
234-614-7
Molecular formula
HCoO2
UNII
0HWN445Z2E
InChIKey
DLHSXQSAISCVNN-UHFFFAOYSA-M
InChI
InChI=1S/Co.H2O.O/h;1H2;/q+1;;/p-1
SMILES (canonical and isomeric)
O[Co]=O

Synonyms

  • HCoO2
  • Cobalt hydroxide oxide (Co(OH)O)
  • Cobalt oxide hydroxide (CoOOH)
  • CoOOH
  • HCoO(2)
  • hydroxy(oxo)cobalt
  • Cobalt hydroxide oxide (CoO(OH))
  • Hydroxido(oxido)cobalt

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
91.94 g/molcalc.
Exact mass
91.9308 Dacalc.
LogP (octanol/water)
-0.68calc.
Topological polar surface area
37.3 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
3calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.

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.

Cobalt oxyhydroxide suppliers

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Cobalt oxyhydroxide 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

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Cobalt oxyhydroxide is traded under.

HS 2822.00Indicative HS code

Commercial cobalt oxides

World exports in 2024
$200M
−43.1% vs 2023, imports $305M
2019 to 2024
Top exporters
  1. China43.6%
  2. Belgium36.1%
  3. United Kingdom8.0%
Top importers
  1. South Korea25.1%
  2. Belgium18.2%
  3. United States12.0%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Cobalt oxyhydroxide, based on the data on this page

What is Cobalt oxyhydroxide?

Cobalt oxyhydroxide is a chemical substance with the molecular formula HCoO2 and a molar mass of 91.94 g/mol. Its CAS registry number is 12016-80-7. The IUPAC name is hydroxy(oxo)cobalt.

What is the CAS number of Cobalt oxyhydroxide?

The CAS registry number of Cobalt oxyhydroxide is 12016-80-7.

What is the molecular formula and weight of Cobalt oxyhydroxide?

The molecular formula of Cobalt oxyhydroxide is HCoO2 and its molar mass is 91.94 g/mol.

What is Cobalt oxyhydroxide used for?

Known uses and roles of Cobalt oxyhydroxide include trace minerals in animal feed and nutrition.

Is Cobalt oxyhydroxide hazardous?

No GHS hazard classification for Cobalt oxyhydroxide 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 Cobalt oxyhydroxide?

Cobalt oxyhydroxide is usually classified under HS code 282200 (Cobalt oxides and hydroxides, commercial cobalt oxides). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Cobalt oxyhydroxide?

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

What is the price of Cobalt oxyhydroxide?

Suppliers quote Cobalt oxyhydroxide 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 Cobalt oxyhydroxide

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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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