Octadecyltriethoxysilane - ≥85%(GC) , CAS No.7399-00-0

CAS: 7399-00-0 Cat. No.: O159955 Molecular Weight: 416.76 EC Number: 230-995-9
AVAILABLE TO ORDER
GRADE & PURITY ≥85%(GC)
Synonyms
n-Octadecyltriethoxysilane, AldrichCPR | Triethoxystearylsilane | C24H52O3Si | Octadecyltriethoxysilane, 95% | Octadecyltriethoxysilane, 98%, n-isomer 85% min | N-Ctadecyltriethoxysilane | AKOS015839778 | DTXSID90224778 | octadecyl triethoxysilane | A8379
Storage
Room temperature,Argon charged
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
O159955-1g
3
$9.90
5g
O159955-5g
2
$10.90
25g
O159955-25g
2
$33.90
100g
O159955-100g
2
$114.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥85%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Argon charged Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 12 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
n-Octadecyltriethoxysilane, AldrichCPR | Triethoxystearylsilane | C24H52O3Si | Octadecyltriethoxysilane, 95% | Octadecyltriethoxysilane, 98%, n-isomer 85% min | N-Ctadecyltriethoxysilane | AKOS015839778 | DTXSID90224778 | octadecyl triethoxysilane | A8379
Specifications & Purity
≥85%(GC)
Storage
Room temperature, Argon charged
Shipped In
Normal
Purity
≥85%(GC)
Names and Identifiers
Pubchem Sid504755562
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504755562
Canonical SmilesCCCCCCCCCCCCCCCCCC[Si](OCC)(OCC)OCC
IUPAC Nametriethoxy(octadecyl)silane
InChIKeyFZMJEGJVKFTGMU-UHFFFAOYSA-N
INCHI1S/C24H52O3Si/c1-5-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24-28(25-6-2,26-7-3)27-8-4/h5-24H2,1-4H3
Isomeric SMILES CCCCCCCCCCCCCCCCCC[Si](OCC)(OCC)OCC
Molecular Weight 416.76
Reaxy-Rn 7025163
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=7025163&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganometallic compounds
ClassOrganometalloid compounds
SubclassOrganosilicon compounds
Intermediate Tree Nodes Alkoxysilanes
Direct ParentTrialkoxysilanes
Alternative Parents Silyl ethers  Organoheterosilanes  Organic metalloid salts  Organooxygen compounds  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Trialkoxysilane - Silyl ether - Organoheterosilane - Organic metalloid salt - Organic oxygen compound - Hydrocarbon derivative - Organic salt - Organooxygen compound - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as trialkoxysilanes. These are organosilicon compounds with the general formula RO[Si](R')(OR'')OR''' (R-R''' = aliphatic organyl group).
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

13 results found

Lot NumberCertificate TypeDateItem
F2210789Certificate of AnalysisMar 16, 2026 O159955
F2210790Certificate of AnalysisMar 16, 2026 O159955
I2519637Certificate of AnalysisSep 06, 2025 O159955
I2519638Certificate of AnalysisSep 06, 2025 O159955
I2519643Certificate of AnalysisSep 06, 2025 O159955
I2519644Certificate of AnalysisSep 06, 2025 O159955
J2121465Certificate of AnalysisAug 11, 2025 O159955
J2121469Certificate of AnalysisAug 11, 2025 O159955
H2501086Certificate of AnalysisAug 10, 2025 O159955
B2514016Certificate of AnalysisMar 22, 2022 O159955
D2521639Certificate of AnalysisMar 22, 2022 O159955
F2210825Certificate of AnalysisMar 22, 2022 O159955
L2427126Certificate of AnalysisMar 22, 2022 O159955

Show more ⌵

Chemical and Physical Properties
SensitivityMoisture sensitive
Refractive Index1.438
Flash Point(°F)383℉
Flash Point(°C)195℃
Boil Point(°C)165-169℃
Melt Point(°C)12 °C
Molecular Weight416.800 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count23
Exact Mass416.369 Da
Monoisotopic Mass416.369 Da
Topological Polar Surface Area27.700 Ų
Heavy Atom Count28
Formal Charge0
Complexity283.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Jiadong Li, Caiyun Liang, Jiana Hu, Chuanwei Lin, Yongjiu Liang, Dewen Dong.  (2023)  Construction of strong and superhydrophobic MXene composite films by binary organosilane cross-linking for electromagnetic interference shielding and joule heating.  CARBON,      [PMID:] [10.1016/j.carbon.2023.118567]
2. Yabin Wang, Peng Wu, Yanni Wang, Liangzhu Huang, Hua He.  (2023)  Controllable pore size of super-hydrophobic magnetic core-shell nanospheres with dendritic architecture and their pore-dependent performances in oil/water separation.  SEPARATION AND PURIFICATION TECHNOLOGY,      [PMID:] [10.1016/j.seppur.2023.124434]
3. Qixian Zhang, Qingyong Sun, Xulin Duan, Yuanlong Chi, Bi Shi.  (2023)  Effectively recovering catechin compounds in the removal of caffeine from tea polyphenol extract by using hydrophobically modified collagen fiber.  SEPARATION AND PURIFICATION TECHNOLOGY,      [PMID:] [10.1016/j.seppur.2023.124325]
4. Hao Ling, Lei Wang, Qixuan Lin, Quanbo Huang, Xiaoqian Zhang, Junli Ren, Ning Li, Cheng Zhou, Zhiwei Lin, Jingpeng Zhou, Wenguang Wei, Xiaohui Wang.  (2023)  Antimicrobial cellulose paper tuned with chitosan fibers for high-flux oil/water separation.  CARBOHYDRATE POLYMERS,      [PMID:37059534] [10.1016/j.carbpol.2023.120794]
5. Jin Zhang, Jianguo Zhao, Wenshan Qu, Xinyu Li, Zhenxing Wang.  (2020)  One-step, low-cost, mussel-inspired green method to prepare superhydrophobic nanostructured surfaces having durability, efficiency, and wide applicability.  JOURNAL OF COLLOID AND INTERFACE SCIENCE,      [PMID:32683118] [10.1016/j.jcis.2020.07.027]
6. Que Kong, Zhiguang Li, Zuoliang Zhang, Xuehong Ren.  (2019)  Functionalization of PET fabric via silicone based organic–inorganic hybrid coating.  JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY,      [PMID:] [10.1016/j.jiec.2019.12.016]
7. Lei Yue, Ting Zuo, Hongxing Xu, Kongjie Wang, Yining Zhou, Boli Yang, Meiyao Gao, Gaihong Wang, Shanshan Li, Xiaohui Liu.  (2024)  High performance emulsifier magnetic Janus nanoparticle for stabilizing the water-in-crude oil Pickering emulsion—application to a new oil recovery method: Viscosity increased-emulsion flooding.  JOURNAL OF DISPERSION SCIENCE AND TECHNOLOGY,      [PMID:] [10.1080/01932691.2024.2431092]
8. Delian Yang, Shengli Yuan, Yuqi Chen, Ying Huang, Litao Ma, Deyong He, Ming Duan, Qianhui Ou, Yong Tang, Shenwen Fang, Yan Xiong.  (2024)  Insights into Zwitterionic Surfactant Interactions at the Oil–Water Interface by Interferometry Experiments and MDS Calculations.  LANGMUIR,      [PMID:38326982] [10.1021/acs.langmuir.3c03117]
9. Jiali Liu, Huicong Dai, Xin Liu, Yiqi Ren, Maodi Wang, Qihua Yang.  (2024)  Pickering emulsion stabilized with charge separation and transfer modulated photocatalyst for enzyme-photo-coupled catalysis.  CHINESE JOURNAL OF CATALYSIS,      [PMID:] [10.1016/S1872-2067(23)64586-3]
10. Delian Yang, Deyong He, Ying Huang, Litao Ma, Ruixia Yang, Ming Duan, Shenwen Fang, Yan Xiong.  (2024)  Real-time and quantitative investigation of zwitterionic surfactant interaction at oil-water interface: Interferometry experimental and MD simulation insights.  JOURNAL OF MOLECULAR LIQUIDS,      [PMID:] [10.1016/j.molliq.2024.124265]
11. Ding Zhaodong, Tian Zhongjian, Ji Xingxiang, Dai Hongqi, Si Chuanling.  (2022)  Bio-inspired catalytic one-step prepared R-siloxane cellulose composite membranes with highly efficient oil separation.  Advanced Composites and Hybrid Materials,  (3): (2138-2153).  [PMID:] [10.1007/s42114-022-00517-z]
12. Meiijian Wang, Hao Wang, Shiyun Lou, Dexi Tao, Yaolin Tang, Bingfang Zou, Yongqiang Wang.  (2025)  Engineered Hydrophobic Porous Fe3O4 Microparticles for Solvent-Confined Dispersive Liquid-Phase Microextraction.  JOURNAL OF CHROMATOGRAPHY A,      [PMID:41447896] [10.1016/j.chroma.2025.466641]
Solution Calculators
Reviews

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.