Montmorillonite (Aluminum Pillared Clay)
Montmorillonite (Aluminum Pillared Clay), CAS 139264-88-3, is a specialized clay material noted for its catalytic properties. This aluminum pillared clay serves as an effective catalyst in various chemical syntheses, particularly in alkylation reactions. With a surface area of approximately 250 m²/g and a pH range of 4-5, it is designed for applications requiring solid acid catalysis and form-selective catalysis.
- IUPAC
- Catalyst (Aluminum pillared clay)

Catalyst for Alkylation Reactions
Montmorillonite (Aluminum Pillared Clay) acts as an efficient catalyst for promoting alkylation reactions. Its structure facilitates the targeted addition of alkyl groups to various organic substrates, offering a solid acid alternative to homogeneous catalysts.
Form Selective Catalysis
This pillared clay exhibits form selectivity, meaning its porous structure can influence the outcome of reactions by favouring the formation of specific product shapes or sizes. This is particularly valuable in fine chemical synthesis where precise molecular architectures are required.
Solid Acid Catalyst
Utilised as a solid acid catalyst, Montmorillonite (Aluminum Pillared Clay) provides Lewis acid sites for chemical transformations. This offers advantages in terms of ease of separation and potential for catalyst recycling compared to liquid acids.
| pH | 4-5 |
|---|---|
| Loss on drying | 12-19% loss on ignition4-8% loss on drying |
| Application | catalyst for alkylation reactions and form selective catalysis |

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.
| Surface Area | 250 m2/g |
|---|
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 Montmorillonite (Aluminum Pillared Clay) used for?
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Montmorillonite (Aluminum Pillared Clay) is primarily used as a catalyst for alkylation reactions and in form selective catalysis, functioning as a solid acid catalyst.
What is the CAS number and formula for Montmorillonite (Aluminum Pillared Clay)?
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The CAS number for Montmorillonite (Aluminum Pillared Clay) is 139264-88-3. The chemical formula is not specified in the provided data.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Montmorillonite (Aluminum Pillared Clay) as a catalyst grade material. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Montmorillonite (Aluminum Pillared Clay) be handled safely?
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Montmorillonite (Aluminum Pillared Clay) may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust. In case of eye contact, rinse cautiously with water for several minutes.
Is Montmorillonite (Aluminum Pillared Clay) available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Montmorillonite (Aluminum Pillared Clay), and can facilitate international shipments.
How can I request a quote or sample for Montmorillonite (Aluminum Pillared Clay)?
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To request a quote or sample of Montmorillonite (Aluminum Pillared Clay), please contact our sales department through the website or designated contact channels.
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