bis(t-butyldimethylsiloxy)ethane - ≥95% , CAS No.66548-22-9

CAS: 66548-22-9 Cat. No.: B194481 Molecular Weight: 290.59
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
B194481-1g
3

$11.90

$17.90
Save $6.00 (33.52%)
5g
B194481-5g
3

$33.90

$50.90
Save $17.00 (33.40%)
25g
B194481-25g
2

$113.90

$170.90
Save $57.00 (33.35%)
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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.

📋

Quality documents

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

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Specifications & Purity
≥95%
Storage
Room temperature
Shipped In
Normal
Purity
≥95%
Names and Identifiers
Pubchem Sid504759155
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504759155
Canonical SmilesCC(C)(C)[Si](C)(C)OCCO[Si](C)(C)C(C)(C)C
IUPAC Nametert-butyl-[2-[tert-butyl(dimethyl)silyl]oxyethoxy]-dimethylsilane
InChIKeyLCMJZTYHSITRAQ-UHFFFAOYSA-N
INCHI1S/C14H34O2Si2/c1-13(2,3)17(7,8)15-11-12-16-18(9,10)14(4,5)6/h11-12H2,1-10H3
Isomeric SMILES CC(C)(C)[Si](C)(C)OCCO[Si](C)(C)C(C)(C)C
Molecular Weight 290.59
Reaxy-Rn 1931211
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1931211&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 Organoheterosilanes
Direct ParentTrialkylheterosilanes
Alternative Parents Silyl ethers  Organic metalloid salts  Organooxygen compounds  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Trialkylheterosilane - Silyl ether - 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 trialkylheterosilanes. These are organoheterosilanes, bearing a silicon atom linked to three alkyl groups and one heteroatom.
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.

4 results found

Lot NumberCertificate TypeDateItem
J2219275Certificate of AnalysisAug 07, 2025 B194481
J2219290Certificate of AnalysisAug 07, 2025 B194481
J2219308Certificate of AnalysisAug 07, 2025 B194481
J2229290Certificate of AnalysisAug 04, 2022 B194481
Chemical and Physical Properties
Molecular Weight290.590 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count7
Exact Mass290.21 Da
Monoisotopic Mass290.21 Da
Topological Polar Surface Area18.500 Ų
Heavy Atom Count18
Formal Charge0
Complexity232.000
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
Solution Calculators
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