Products Description
What is Methyltris(methyllisobutylketoxime)silane for silicone sealant CAS 37859-57-7 ?
Methyltris (methylisobutylketoxime) silane (CAS No. 37859-57-7) is an organosilicon compound with the molecular formula C19H39N3O3Si and a molecular weight of approximately 385.61 g/mol. Also known as Vinyl tris(methylisobutylketoximino) silane, 2-Pentanone, 4-methyl-, 2,2',2''-[O,O',O''-(methylsilylidyne), it appears as a colorless to light yellow liquid with a characteristic solvent odor.
Methyltris (methylisobutylketoxime) silane has a density of 0.92–0.94 g/cm³ and is soluble in organic solvents such as toluene but undergoes hydrolysis upon contact with moisture.


Basic Info
Methyltris(methyllisobutylketoxime)silane for silicone sealant CAS 37859-57-7
| Product Name | Methyltris(methylisobutylketoxime)silane |
| CAS | 37859-57-7 |
| EINECS | 685-131-7 |
| Chemical formula | C19H39N3O3Si |
| Molecular weight | 385.62 |
| density | 0.92-0.94 |
| Boiling point | 403.3±28.0 °C(Predicted) |
| Refractive index | 1.4513 |
Uses
Methyltris (methyllisobutylketoxime) silane is mainly used as a crosslinker in room temperature vulcanized (RTV) silicone rubber and neutral silicone sealants, which accelerates the curing process and enhances material properties including mechanical strength, elasticity and weather resistance. Its rapid reaction rate makes it suitable for formulations that require rapid curing, often fused with other crosslinked chains to balance performance.
Safety Information
Storage should be in airtight containers under dry conditions to prevent hydrolysis. Proper ventilation and protective equipment are essential during handling to avoid inhalation or skin contact.

Company Profile
Gneebio is an enterprise specialising in the research, development, production and sales of phytochemicals and fine chemicals.Our factory was established in 2016 and is located in Henan Province, covering an area of 3,600 square metres. We have a professional, well-equipped and high-quality R&D team with more than 10 years of R&D experience. Our reagent products are widely exported to many countries including the United States, Russia, Canada, Australia, Europe, etc., and we provide fast shipping services to our customers. We hope to establish long-term and mutually beneficial cooperation with more friends in the future and provide the best products and services for our customers.
Contact Us
Tel: +86-372-5055135
Mob: +86-13673325456
Email: sales@gneebio.com




FAQ
Can your company accept customisation and meet customers' special specifications?
Yes, we can.
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Wire transfer, paypal, western union, money order and bitcoin.
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We usually ship within 1-3 days after receiving your payment.
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