Basic Description

Synonyms	EINECS 238-921-7 \| DTXSID0051734 \| P2H8FET3FK \| AKOS006223692 \| BRN 1731481 \| FT-0604915 \| A808787 \| ethoxy(dimethyl)silicon \| AS-49545 \| 4-04-00-03991 (Beilstein Handbook Reference) \| ?DIMETHYLETHOXYSILANE \| Silane, ethoxydimethyl- \| DIMETHYLETHOXYSILANE
Specifications & Purity	≥97%
Shipped In	Normal
Product Description	Product Application： Dimethylethoxysilane (DMES), a volatile liquid, is used by NASA to waterproof the heatprotective silica tiles and blankets on the space shuttle. DMES readily produces a variety of products in the presence of small amounts of moisture or bases. DMES readily produces a variety of products in the presence of small amounts of moisture or bases.

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organometallic compounds
  - Class Organometalloid compounds
    - Subclass Organosilicon compounds

Kingdom	Organic compounds
Superclass	Organometallic compounds
Class	Organometalloid compounds
Subclass	Organosilicon compounds
Intermediate Tree Nodes	Not available
Direct Parent	Silyl ethers
Alternative Parents	Organic metalloid salts Organooxygen compounds Hydrocarbon derivatives
Molecular Framework	Aliphatic acyclic compounds
Substituents	Silyl ether - Organic metalloid salt - Organic oxygen compound - Hydrocarbon derivative - Organooxygen compound - Aliphatic acyclic compound
Description	This compound belongs to the class of organic compounds known as silyl ethers. These are organic compounds containing a silicon atom covalently bonded to an alkoxy group. They have the general formula R1R2R3Si-O-R4 (R4 = aryl, alkyl).
External Descriptors	Not available
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

Names and Identifiers

INCHI	InChI=1S/C4H11OSi/c1-4-5-6(2)3/h4H2,1-3H3
InChIKey	DRUOQOFQRYFQGB-UHFFFAOYSA-N
Smiles	CCO[Si](C)C
Isomeric SMILES	CCO[Si](C)C
UN Number	1993
Packing Group	III
Molecular Weight	104.23
Reaxy-Rn	5804848
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=5804848&ln=

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.

6 results found

Lot Number	Certificate Type	Date	Item
L1903137	Certificate of Analysis	May 13, 2025	D191031
G2131193	Certificate of Analysis	May 10, 2023	D191031
G2211040	Certificate of Analysis	Jul 15, 2022	D191031
H2209337	Certificate of Analysis	Jun 16, 2022	D191031
H2209739	Certificate of Analysis	Jun 16, 2022	D191031
H2209338	Certificate of Analysis	Jun 16, 2022	D191031

Chemical and Physical Properties

Solubility	Hydrolyzes in water.
Sensitivity	Moisture sensitive
Boil Point(°C)	55℃
Molecular Weight	103.210 g/mol
XLogP3
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	2
Exact Mass	103.058 Da
Monoisotopic Mass	103.058 Da
Topological Polar Surface Area	9.200 Å²
Heavy Atom Count	6
Formal Charge	0
Complexity	28.700
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

Citations of This Product

How to Cite Aladdin Scientific Products?

1. Shilong Zhang, Yajun Deng, Bo Wu, Yanling Yang, Jiangfan Chang, Xianhui Zhang, Bao Chen, Baiyi Chen, Jianhua Wu. (2024) A novel strategy for the synthesis and applications of epoxy-polysiloxane nanomicelles hybrid coating with antifouling and anticorrosion properties. COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS, (136095).

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SKU	Size	Availability	Price
D191031-1g	1g	2	$9.90
D191031-5g	5g	2	$26.90
D191031-25g	25g	1	$103.90
D191031-100g	100g	1	$315.90

Dimethylethoxysilane - 97%, high purity , CAS No.14857-34-2