Methyltrimethoxysilane, 98%
Methyltrimethoxysilane, 98% (CAS 1185-55-3) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Ships from India to 120+ countries.
About Methyltrimethoxysilane, 98%
Zemixal supplies Methyltrimethoxysilane, 98% within its inorganic Chemicals, Metals & Advanced Materials portfolio. For your records (Puriss), the material is defined by CAS 1185-55-3, formula C4H12O3Si and molar mass 136.22 g/mol. Expect colourless liquid.
Where it is used
- Semiconductor research
- Electronic devices
- Thin films
- Polymer & resin production
Safe handling
Reported physical data: density 0.955 g/mL at 25 °C. Hazard communication follows GHS (Danger: H225, H315, H317 and H319). Our SDS lists exposure controls and first-aid measures.
Order it in 250 mL, 500 mL, 1 L and 190 kg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Semiconductor research
- Electronic devices
- Thin films
- Polymer & resin production
Applications
Specifications and identifiers
| Product name | Methyltrimethoxysilane, 98% |
|---|---|
| Catalogue number | ZX-017433 |
| CAS number | 1185-55-3 |
| IUPAC name | trimethoxy(methyl)silane |
| Molecular formula | C4H12O3Si |
| Molar mass | 136.22 g/mol |
| Exact mass | 136.0556 |
| Grade | Puriss |
| Purity / assay | 98% |
| Physical form | Liquid |
| Appearance | Colourless liquid |
| Density | 0.955 g/mL at 25 °C |
| H-bond donors / acceptors | 0 / 3 |
| Topological polar surface area | 27.7 Ų |
| HS code | 29319000 |
| InChIKey | BFXIKLCIZHOAAZ-UHFFFAOYSA-N |
| SMILES | CO[Si](C)(OC)OC |
| PubChem CID | 14456 |
| Synonyms | Trimethoxymethylsilane, Silane, trimethoxymethyl-, Union carbide A-163, Silane A-163, Dynasylan MTMS, C4H12O3Si, methyl trimethoxysilane, methyl-trimethoxysilane, methyltrimetoxysilane, Mesi(Ome)3, methyltrimethoxy silane, trimethoxy-methyl-silane |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H225Highly flammable liquid and vapor
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P210, P233, P240, P241, P242, P243, P261, P264, P264 + P265, P271, P272, P280, P302 + P352, P303 + P361 + P353, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P333 + P317, P337 + P317, P362 + P364, P370 + P378, P403 + P233
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 250 mL | Quoted on request | |
| 500 mL | Quoted on request | |
| 1 L | Quoted on request | |
| 190 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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