Cobalt(II) acetylacetonate dihydrate

双(2,4-戊二酮酸)钴(II)二水合物

Also known as: Bis(2,4-pentanedionato)cobalt(II) dihydrate, Cobalt(II) acetylacetonate hydrate, Cobaltous acetylacetonate, Acetylacetone cobalt(II) salt dihydrate, Cobalt(2+) bis[(2Z)-4-oxo-2-penten-2-olate] dihydrate, Cobalt(II) bis(acetylacetonate) dihydrate

Cobalt(II) acetylacetonate dihydrate (CAS 123334-29-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H14CoO4 and a molecular weight of 257.149 g/mol. It is also known as Bis(2,4-pentanedionato)cobalt(II) dihydrate, Cobalt(II) acetylacetonate hydrate and Cobaltous acetylacetonate. Key property: a melting point of 165-170ºC(lit.). GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
123334-29-2
Jingsj CID
J-39982-1
Molecular Formula
C10H14CoO4
Chinese Name
双(2,4-戊二酮酸)钴(II)二水合物
Molecular Weight
257.149 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point165-170ºC(lit.)

GHS Safety & Compliance

Corrosion / Irritant / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Cobalt(II) acetylacetonate dihydrate?

The CAS number of Cobalt(II) acetylacetonate dihydrate is 123334-29-2.

What are the molecular formula and molecular weight of Cobalt(II) acetylacetonate dihydrate?

Cobalt(II) acetylacetonate dihydrate has molecular formula C10H14CoO4 and molecular weight 257.149 g/mol.

Is Cobalt(II) acetylacetonate dihydrate hazardous?

Cobalt(II) acetylacetonate dihydrate has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Cobalt(II) acetylacetonate dihydrate (CAS 123334-29-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39982-1 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.