Gadolinium(III) chloride hydrate
Gadolinium(III) chloride hydrate (CAS: 19423-81-5) is a hydrated salt of gadolinium chloride, supplied by TSS with an assay of 99.99% trace metals basis. This inorganic compound appears as a solid and finds application in chemical synthesis, particularly in the creation of paramagnetic complexes. Its properties make it suitable for research in materials science and catalysis, contributing to advancements in areas like magnetic resonance imaging contrast agents.

Synthesis of Paramagnetic Complexes
Gadolinium(III) chloride hydrate is employed in the synthesis of paramagnetic gadolinium complexes, such as GdPCTA-[12] and GdPCTA-[13]. These complexes are investigated for their potential use as contrast agents in magnetic resonance imaging (MRI) due to gadolinium's paramagnetic properties.
Research in Magnetic Resonance Imaging
The compound serves as a precursor in research focused on developing new contrast agents for MRI. The paramagnetic nature of gadolinium ions can significantly enhance signal differences in MRI scans, improving diagnostic capabilities.
Catalysis and Inorganic Chemistry
As a gadolinium salt, it is relevant in inorganic chemistry and catalysis research. Its involvement in the preparation of specific gadolinium-containing materials can lead to novel catalytic applications.
Materials Science
This chemical is utilised in materials science for the development and study of new materials incorporating gadolinium. This can include research into advanced magnetic or optical properties.
| Molecular weight | 263.61 (anhydrous basis) |
|---|---|
| Linear formula | GdCl3 · xH2O |
| Assay | 99.99% trace metals basis |
| Form | solid |
| Density | 2.424 g/mL at 25 °C(lit.) |
| Application | Employed in synthesis and NMR studies of the paramagnetic GdPCTA-[12] and GdPCTA-[13] complexes with possible use as contrast agents for magnetic resonance imaging.1 |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Gadolinium(III) chloride hydrate used for?
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Gadolinium(III) chloride hydrate is used in chemical synthesis, particularly for creating paramagnetic complexes investigated as MRI contrast agents, and in research within catalysis and materials science.
What is the CAS number and formula for Gadolinium(III) chloride hydrate?
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The CAS number is 19423-81-5. The linear formula is GdCl <sub>3 </sub> · xH <sub>2</sub> O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Gadolinium(III) chloride hydrate with an assay of 99.99% trace metals basis. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for Gadolinium(III) chloride hydrate?
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Gadolinium(III) chloride hydrate is classified as a Warning substance. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Users should wear a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area and avoid breathing dust.
How is Gadolinium(III) chloride hydrate packed, shipped, and exported?
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Tech Serve Solutions packs, ships, and exports chemicals in compliance with international regulations to ensure safe transit.
How can I request a sample or quote for Gadolinium(III) chloride hydrate?
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To request a sample or quote, please contact our sales team via the website or direct inquiry.
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