Trichloro(pentamethylcyclopentadienyl)titanium(IV)
Trichloro(pentamethylcyclopentadienyl)titanium(IV) (CAS: 12129-06-5, Formula: C10H15Cl3Ti) is a titanium-based organometallic compound with a molecular weight of 289.45 g/mol. Supplied by TSS with an assay of 97%, it is primarily utilised as a catalyst in various chemical synthesis processes. Its applications include facilitating transesterification reactions and styrene polymerisation, and it is recognised for its role as a piano-stool catalyst.

Transesterification Catalyst
This titanium compound effectively catalyses transesterification reactions. These reactions are fundamental in organic synthesis and the modification of esters.
Styrene Polymerisation
It serves as a catalyst in the polymerisation of styrene. This application is relevant in the production of polystyrene and related copolymers.
Piano-Stool Catalyst
Trichloro(pentamethylcyclopentadienyl)titanium(IV) functions as a piano-stool catalyst. This structural designation refers to its coordination geometry, enabling specific catalytic activities.
| Molecular weight | 289.45 |
|---|---|
| Empirical formula | C10H15Cl3Ti |
| Assay | 97% |
| Application | Catalyst for:• Transesterification reactions1• Styrene polymerization2• Piano-stool catalyst3 |
| Melting point | 200 °C (dec.)(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
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 Trichloro(pentamethylcyclopentadienyl)titanium(IV) primarily used for?
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Trichloro(pentamethylcyclopentadienyl)titanium(IV) is primarily used as a catalyst in chemical synthesis, notably for transesterification reactions and styrene polymerisation, and it functions as a piano-stool catalyst.
What are the CAS number and chemical formula for Trichloro(pentamethylcyclopentadienyl)titanium(IV)?
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The CAS number for Trichloro(pentamethylcyclopentadienyl)titanium(IV) is 12129-06-5, and its chemical formula is C10H15Cl3Ti.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Trichloro(pentamethylcyclopentadienyl)titanium(IV) with an assay of 97%. TSS does not represent this product as USP, BP, EP, or other pharmacopoeia grades.
What are the safety considerations when handling Trichloro(pentamethylcyclopentadienyl)titanium(IV)?
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This compound is classified as Danger, with hazard statement H314 (Causes severe skin burns and eye damage). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection, is essential. Handle with extreme care to avoid contact and inhalation.
Does Tech Serve Solutions export Trichloro(pentamethylcyclopentadienyl)titanium(IV)?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Trichloro(pentamethylcyclopentadienyl)titanium(IV).
How can I request a quote or sample for Trichloro(pentamethylcyclopentadienyl)titanium(IV)?
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To request a quote or a sample, please contact our sales team through the website or by phone. Please specify the required quantity and intended application.
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