Tripropylsilane
Tripropylsilane (CAS: 998-29-8) is an organosilicon compound with the linear formula (CH3CH2CH2)3SiH and a molecular weight of 158.36 g/mol. This flammable liquid serves as a valuable reagent in chemical synthesis, particularly within organometallic chemistry. Its specific properties make it useful in reduction reactions and as a silicon source in various organic transformations. Tech Serve Solutions supplies this chemical with a minimum assay of 99%.

Reducing Agent in Organic Synthesis
Tripropylsilane can be employed as a reducing agent in organic synthesis. It facilitates the reduction of various functional groups, offering a selective alternative to other hydrides in complex molecular constructions.
Organosilicon Chemistry
As an organosilicon compound, tripropylsilane is instrumental in the synthesis of more complex silicon-containing molecules. It can act as a precursor for novel materials or functionalised silanes.
Precursor for Specialty Chemicals
This silane can be used as a building block in the preparation of specialty chemicals, where the specific tripropylsilyl group imparts desired physical or chemical properties to the final product.
| Molecular weight | 158.36 |
|---|---|
| Linear formula | (CH3CH2CH2)3SiH |
| Assay | 99% |
| Boiling point | 171 °C(lit.) |
| Density | 0.758 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.426(lit.) |


Hazard statements
- H226Flammable liquid and vapour
- 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 | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 43 °C / 109.4 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-36/37/38 |
| 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 Tripropylsilane primarily used for?
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Tripropylsilane is primarily used as a reducing agent in organic synthesis and as a precursor in organosilicon chemistry for creating more complex silicon-containing molecules.
What are the CAS number and formula for Tripropylsilane?
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The CAS number for Tripropylsilane is 998-29-8, and its linear formula is (CH3CH2CH2)3SiH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tripropylsilane with a minimum assay of 99%. We do not represent this product as USP, BP, EP, or any pharmacopoeia grade.
How should Tripropylsilane be handled safely?
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Tripropylsilane is a flammable liquid (flash point 43°C) and an irritant to skin, eyes, and respiratory tract. Handle in a well-ventilated area, away from ignition sources, wearing appropriate personal protective equipment including eyeshields, gloves, and respiratory protection. Refer to the Safety Data Sheet for detailed handling instructions.
Is Tripropylsilane a controlled substance?
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The provided data does not indicate that Tripropylsilane is a controlled substance.
How is Tripropylsilane packed, shipped, and exported?
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Tripropylsilane is packed according to UN 1993 C 3 / PGIII regulations, ensuring safe transport. As a global supplier, Tech Serve Solutions exports chemicals worldwide, adhering to all relevant shipping and customs regulations.
How can I request a sample or quote for Tripropylsilane?
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To request a sample or a quote for Tripropylsilane, please contact the Tech Serve Solutions sales team via our website or by phone, providing your specific requirements.
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