Decyltriethoxysilane - ≥95% , CAS No.2943-73-9

CAS: 2943-73-9 Cat. No.: D303347 Molecular Weight: 304.55 EC Number: 220-940-7
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
?N-DECYLTRIETHOXYSILANE | SCHEMBL27551 | Decyltriethoxysilane | decyl-triethoxy-silane | n-Decyltriethoxysilane | D5197 | CAA94373 | KBE-3103 | D90375 | decyl(triethoxy)silane | FT-0604899 | AS-58040 | DTXSID40183644 | 4H4MIX5511 | EINECS 220-940-7 | MFCD
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5ml
D303347-5ml
9
$16.90
25ml
D303347-25ml
8
$55.90
100ml
D303347-100ml
2
$205.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

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

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Quality documents

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

📚

Literature proof

Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Application:

n-Decyltriethoxysilane is used as coupling agent and as a chemical additive. It is also used as an intermediate of OLED, pharmaceuticals and in cosmetics. It is employed in many industries like adhesives, coatings, crude oil, glass fibers, filler treatment, polymer modification, printing, elastomers, sealants, textiles and thermoplastics.

Specifications

Synonyms
?N-DECYLTRIETHOXYSILANE | SCHEMBL27551 | Decyltriethoxysilane | decyl-triethoxy-silane | n-Decyltriethoxysilane | D5197 | CAA94373 | KBE-3103 | D90375 | decyl(triethoxy)silane | FT-0604899 | AS-58040 | DTXSID40183644 | 4H4MIX5511 | EINECS 220-940-7 | MFCD
Specifications & Purity
≥95%
Storage
Room temperature
Shipped In
Normal
Purity
≥95%
Names and Identifiers
Pubchem Sid488185237
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488185237
Canonical SmilesCCCCCCCCCC[Si](OCC)(OCC)OCC
IUPAC Namedecyl(triethoxy)silane
InChIKeyBAAAEEDPKUHLID-UHFFFAOYSA-N
INCHI1S/C16H36O3Si/c1-5-9-10-11-12-13-14-15-16-20(17-6-2,18-7-3)19-8-4/h5-16H2,1-4H3
Isomeric SMILES CCCCCCCCCC[Si](OCC)(OCC)OCC
Molecular Weight 304.55
Reaxy-Rn 2413155
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2413155&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.

7 results found

Lot NumberCertificate TypeDateItem
E2609021Certificate of AnalysisMay 15, 2026 D303347
D2307437Certificate of AnalysisJan 21, 2026 D303347
D2307451Certificate of AnalysisJan 21, 2026 D303347
K2229357Certificate of AnalysisSep 08, 2025 D303347
K2229361Certificate of AnalysisSep 08, 2025 D303347
K2229362Certificate of AnalysisSep 08, 2025 D303347
I2504253Certificate of AnalysisJun 18, 2024 D303347
Chemical and Physical Properties
SolubilityNot miscible or difficult to mix in water
SensitivityMoisture sensitive
Refractive Index1.42
Flash Point(°F)230°F
Flash Point(°C)>110℃
Boil Point(°C)150 °C/8 mmHg
Molecular Weight304.540 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count15
Exact Mass304.243 Da
Monoisotopic Mass304.243 Da
Topological Polar Surface Area27.700 Ų
Heavy Atom Count20
Formal Charge0
Complexity183.000
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. Jianfeng Li, Wei Cao, Jinjin Li, Ming Ma.  (2021)  Fluorination to enhance superlubricity performance between self-assembled monolayer and graphite in water.  JOURNAL OF COLLOID AND INTERFACE SCIENCE,      [PMID:33826969] [10.1016/j.jcis.2021.03.133]
2. Zaifu Jin, JinHong Li, Jiaqing Zhao, Yixuan Ge.  (2024)  Effect of Surface Functionalization of Si3N4 Fillers on Thermal and Mechanical Properties of TIMs.  Advanced Materials Interfaces,      [PMID:] [10.1002/admi.202400503]
Solution Calculators
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