Cobalt(II) acetate
Also known as: Cobaltous acetate, Cobalt acetate anhydrous, Cobalt diacetate, Cobalt(2+) diacetate, Cobaltous diacetate, Acetic acid, cobalt(2+) salt (2:1), Cobalt(II) acetate anhydrous
Cobalt(II) acetate (CAS 71-48-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2H4CoO2 and a molecular weight of 177.021 g/mol. Key properties include a melting point of 298ºC (dec.), a boiling point of 117.1ºC at 760 mmHg, a density of 1.7043g/cm3 and a flash point of 40ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H317 — May cause an allergic skin reaction and H319 — Causes serious eye irritation. It is listed by 2 suppliers, 1 of which publish reference prices, from 0.42 to 8.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 71-48-7
- Jingsj CID
- J-1991970-6
- Molecular Formula
- C2H4CoO2
- Molecular Weight
- 177.021 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | AR 500g | ¥210.00 | $0.06 /gBest ¥0.42/g CNY | CN China MOQ 500g | |
In Stock | AR 100g | ¥55.00 | $0.08 /g ¥0.55/g CNY | CN China MOQ 100g | |
In Stock | 99% 500ml | ¥2,900.00 | $0.87 /ml ¥5.80/ml CNY | CN China MOQ 500ml |
Physicochemical Properties
| Melting Point | 298ºC (dec.) |
|---|---|
| Boiling Point | 117.1ºC at 760 mmHg |
| Density | 1.7043g/cm3 |
| Flash Point | 40ºC |
| Exact Mass | 176.959808 |
| PSA | 37.30000 |
| LogP | 0.09090 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H317 — May cause an allergic skin reaction
- H319 — Causes serious eye irritation
- H334 — May cause allergy or asthma symptoms if inhaled
- H341 — Suspected of causing genetic defects
- H410 — Very toxic to aquatic life with long lasting effects
Frequently Asked Questions
What is the CAS number of Cobalt(II) acetate?
The CAS number of Cobalt(II) acetate is 71-48-7.
What are the molecular formula and molecular weight of Cobalt(II) acetate?
Cobalt(II) acetate has molecular formula C2H4CoO2 and molecular weight 177.021 g/mol.
Which suppliers offer Cobalt(II) acetate?
2 supplier(s) listed; reference unit price ¥0.42–8.00 /g.
Is Cobalt(II) acetate hazardous?
Cobalt(II) acetate has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H317 — May cause an allergic skin reaction; H319 — Causes serious eye irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Cobalt(II) acetate (CAS 71-48-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991970-6 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.