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CAS 3069-42-9 Octadecyltrimethoxysilane Silane Coupling Agents
US$1.00-250.00
1 kg
Sample price:US$200.00/kg.Request sample
Product profile
CAS No.
3069-42-9Formula
C21h46o3siEINECS
221-339-2Model NO.
CFS-429Type
Silane Coupling AgentsAppearance
LiquidQuality
IndustrialColour
ColorlessDensity
0.883Molecular Weight
374.681Refractive Index
1.438-1.44Boiling Point
170℃ (0.1 Mmhg)Melting Point
13-17℃Flashing Point
139℃Storage Temperature
0-10°cSDS
AvailableCOA
AvailableTransport Package
25L PE Pail; 200L Steel Drum; 1000L IBC TotesSpecification
97%minTrademark
Co-FormulaOrigin
Hubei, ChinaHS Code
2931900090Production Capacity
200tons/Per MonthKey features
High Purity Grade: Minimum purity of 97% ensures quality for medical research and synthesis applications.
Hydrophobic Coating Agent: Effectively converts hydrophilic surfaces to hydrophobic for nanotechnology and analytical chemistry.
Versatile Applications: Key raw material for Organic Synthesis, Pharmaceuticals, Agrochemicals, and Dyestuff industries.
Fast Sample Delivery: Samples delivered within 1-7 working days via FedEx, DHL, or UPS door-to-door.
Comprehensive Documentation: SDS and COA documents are available upon request for quality assurance.
Stable Chemical Structure: Places a C18H39SiO3 cap on oxide surfaces to form stable self-assembled monolayers.
Flexible Shipping Options: Batch goods shipped by Air, Sea, or Rail for FCL with multiple port options.
R&D Backed Production: Manufactured by a high-tech enterprise with dedicated R&D centers and university partnerships.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2017-05-31Nearest Port: Shanghai, Ningbo, NanjingAverage Response Time: ≤4.14hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, CIP, CPT, FCA
AI-Powered supplier vetting
SummaryThe supplier is identified as a Wuhan-based limited-company factory offering silanes and silicone oil. It reports ISO 9001:2015 and ISO 14001 certifications, written service-capability procedures with records, and participation in Interlakokraska 2026. Its stated business scope covers production and sales of non-hazardous chemical and specialized chemical products. However, the supplier has no available SDK, no in-stock capacity, overseas warehouse, overseas showroom, overseas agent or branch, and has not conducted regular fire drills during the past year. Financial records are referenced by year, but no assessable financial results are provided. The supplier claims customer relationships across multiple regions and customer-oriented development, but specific customer cases are not disclosed.
Supplier typeThe supplier is described as a Wuhan factory and limited company. Its offered products are silanes and silicone oil, while its stated general scope includes production and sales of chemical and specialized chemical products excluding hazardous chemicals.
CertificationsThe supplier states that its production facilities are certified to ISO 9001 and ISO 14001, and specifically lists an ISO 9001:2015 certificate and ISO 14001 certification. This provides explicit evidence of quality and environmental management certification.
After-Sales capabilityThe supplier has no overseas warehouse, showroom, agent or branch, and reports zero countries with overseas services. It has participated in an offline trade show and states written service procedures with follow-up records, but the evidence does not establish a comprehensive after-sales service network.
R&D capabilityThe supplier reports high investment in manufacturing and R&D equipment, continuous technical innovation, and cooperation with customers to develop requested products. However, it explicitly has no available SDK, so the evidence supports general technical innovation but not SDK availability.
Production capacityThe supplier is identified as a chemical-product factory with stated production capabilities, ISO-certified production facilities, and reported peak- and off-season lead times within 15 working days. It has no in-stock capacity, and valid manufacturing-contract status is unknown, but the available evidence supports production capability.
Customization capabilityThe supplier states that it cooperates with customers to develop requested products and provides application-specific performance and value-added solutions. Its chemical-product manufacturing scope and technical expertise directly support customization, although no specific customized project is documented.
Product Q&A
Q:What is the purity level of CFS-429?
A:
The product has a minimum purity of 97%.
Q:How long does it take to deliver samples?
A:
Sample delivery takes 1-7 working days via FedEx, DHL, or UPS.
Q:What is the lead time for batch goods?
A:
Batch goods delivery takes 5-20 working days depending on the season and shipping method.
Q:Is the product sensitive to water?
A:
Yes, it is sensitive toward water and irreversibly degrades to a siloxane polymer.
Q:What is the physical appearance of the product?
A:
The product is described as a colorless to light yellow liquid.
Send Inquiry
*To:
Hubei Co-Formula Material Tech Co., Ltd.
Hubei Co-Formula Material Tech Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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