Cobalt naphthenate

Also known as: Cobaltous naphthenate, Naphthenic acids cobalt salts, Cobalt naphthenate liquid, Cobalt naphthenate, 8% Co, Cobalt naphthenate, 10.0% Co, Cobalt naphthenate powder, Cobaltnaphthenate (powder), Cobaltnaphthenates powder, EINECS 263-064-0, MFCD02094763

Cobalt naphthenate (CAS 61789-51-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H34CoO4 and a molecular weight of 397.41500 g/mol. Key properties include a melting point of 140ºC, a density of 0.95 and a flash point of 49ºC. It is classified under GHS with signal word Danger and hazard statements H226 — Flammable liquid and vapour, H304 and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 61789-51-3
Jingsj CID: J-17750-0
Molecular Formula: C₂₀H₃₄CoO₄
Molecular Weight: 397.41500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	140ºC
Density	0.95
Flash Point	49ºC
Exact Mass	397.17900
PSA	80.26000
LogP	2.68560
Refractive Index	n20/D 1.4620

GHS Safety & Compliance

Flammable / Health HazardSignal word: Danger

H226 — Flammable liquid and vapour
H304
H317 — May cause an allergic skin reaction
H334 — May cause allergy or asthma symptoms if inhaled

Frequently Asked Questions

What is the CAS number of Cobalt naphthenate?

The CAS number of Cobalt naphthenate is 61789-51-3.

What are the molecular formula and molecular weight of Cobalt naphthenate?

Cobalt naphthenate has molecular formula C20H34CoO4 and molecular weight 397.41500 g/mol.

Is Cobalt naphthenate hazardous?

Cobalt naphthenate has GHS signal word Danger and hazard statements H226 — Flammable liquid and vapour; H304; H317 — May cause an allergic skin reaction.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Cobalt naphthenate (CAS 61789-51-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17750-0 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.