---
title: Manganese Chloride 4H₂O
date: 2025-03-05T09:06:54Z
modified: 2026-09-16T12:02:22Z
permalink: "https://allanchem.com/manganese-chloride-4h2o/"
type: page
status: publish
excerpt: ""
wpid: 4365
timestamp: 2026-09-16T12:02:22Z
tags: []
---

##### CAS Number

13446-34-9















##### Grade

ACS, USP, FCC















##### Packaging

Fiber Drum







































Manganese Chloride tetrahydrate, also known as manganous chloride. Absorbs moisture from the air and is highly soluble in water.
**Chemical Formula:** MnCl₂·4H₂O
**Appearance:** Pale pink to light rose-colored crystals or crystalline powder.
**Uses:**
**Chemical Synthesis:** It serves as a precursor or starting material for the synthesis of manganese-containing compounds. It is used in organic and inorganic chemical synthesis, coordination chemistry, and industrial processes to prepare manganese-based materials, catalysts, and reagents.
**Catalysis:** It is generally used to electroplate manganese coatings onto metal substrates through electrodeposition techniques. Manganese coatings provide corrosion resistance and decorative finishes to metallic surfaces.
**Nutraceuticals:** It may be incorporated into certain pharmaceutical formulations and nutritional supplements to provide supplemental manganese. These supplements can help maintain adequate manganese levels in the body and support overall health.
**Additional Applications:** In the textile industry, manganese chloride tetrahydrate is used as a mordant or fixing agent in dyeing processes.







































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