tert-Butyl ethyl ether - ≥97% , CAS No.637-92-3

CAS: 637-92-3 Cat. No.: B108911 Molecular Weight: 102.17 Beilstein Registry Number: 1731469 EC Number: 211-309-7
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GRADE & PURITY ≥97%
Synonyms
2-Methyl-2-ethoxypropane (etbe) | A834529 | CHEBI:141564 | Ethyl tert-butyl ether | HSDB 7867 | tert-Butyl ethyl ether | tert-Butyl ethyl ether, purum, >=97.0% (GC) | 3R9B16WR19 | Methyl-2-ethoxypropane | CCRIS 6061 | InChI=1/C6H14O/c1-5-7-6(2,3)4/h5H2,1-
Storage
Room temperature
Shipped In
Normal
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25ml
B108911-25ml
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100ml
B108911-100ml
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.

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500ml
B108911-500ml
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$745.90
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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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.

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Literature proof

Cited in 4 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2-Methyl-2-ethoxypropane (etbe) | A834529 | CHEBI:141564 | Ethyl tert-butyl ether | HSDB 7867 | tert-Butyl ethyl ether | tert-Butyl ethyl ether, purum, >=97.0% (GC) | 3R9B16WR19 | Methyl-2-ethoxypropane | CCRIS 6061 | InChI=1/C6H14O/c1-5-7-6(2, 3)4/h5H2, 1-
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488181687
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488181687
Canonical SmilesCCOC(C)(C)C
IUPAC Name2-ethoxy-2-methylpropane
InChIKeyNUMQCACRALPSHD-UHFFFAOYSA-N
INCHI1S/C6H14O/c1-5-7-6(2,3)4/h5H2,1-4H3
Isomeric SMILES CCOC(C)(C)C
WGK Germany 1
RTECS KN4730200
UN Number 1179
Packing Group II
Molecular Weight 102.17
Beilstein 1731469
Reaxy-Rn 1731469
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1731469&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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic oxygen compounds
ClassOrganooxygen compounds
SubclassEthers
Intermediate Tree Nodes Not available
Direct ParentDialkyl ethers
Alternative Parents Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Dialkyl ether - Hydrocarbon derivative - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dialkyl ethers. These are organic compounds containing the dialkyl ether functional group, with the formula ROR', where R and R' are alkyl groups.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Mechanisms of Action
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.

12 results found

Lot NumberCertificate TypeDateItem
E2113151Certificate of AnalysisJul 30, 2026 B108911
J2529233Certificate of AnalysisOct 25, 2025 B108911
J2529356Certificate of AnalysisOct 25, 2025 B108911
E2205008Certificate of AnalysisSep 17, 2025 B108911
E2205009Certificate of AnalysisSep 17, 2025 B108911
E2205010Certificate of AnalysisSep 17, 2025 B108911
C2310703Certificate of AnalysisDec 09, 2024 B108911
C2310701Certificate of AnalysisDec 09, 2024 B108911
E2113153Certificate of AnalysisNov 20, 2024 B108911
C1901116Certificate of AnalysisJun 03, 2024 B108911
J1713024Certificate of AnalysisApr 11, 2023 B108911
E2113150Certificate of AnalysisFeb 10, 2023 B108911

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Chemical and Physical Properties
SolubilityMiscible with alcohol, ethyl ether. Slightly miscible with water.
SensitivityAir sensitive
Refractive Index1.375
Flash Point(°F)-19℃
Flash Point(°C)-19℃
Boil Point(°C)71°C
Melt Point(°C)-94°C
Molecular Weight102.170 g/mol
XLogP31.400
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count2
Exact Mass102.104 Da
Monoisotopic Mass102.104 Da
Topological Polar Surface Area9.200 Ų
Heavy Atom Count7
Formal Charge0
Complexity42.600
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. Yiyang Chen, Hao Ren, Xiangyu Kong, Hao Wu, Zhenmei Lu.  (2023)  A multicomponent propane monooxygenase catalyzes the initial degradation of methyl tert-butyl ether in Mycobacterium vaccae JOB5.  APPLIED AND ENVIRONMENTAL MICROBIOLOGY,      [PMID:37823642] [10.1128/aem.01187-23]
2. Chenxin Wu, Wei Liu, Jichun Jiang, Yan Wang, Keyong Hou, Haiyang Li.  (2018)  An in-source helical membrane inlet single photon ionization time-of-flight mass spectrometer for automatic monitoring of trace VOCs in water.  TALANTA,      [PMID:30348418] [10.1016/j.talanta.2018.09.013]
3. Xiong Zheng, Ying Zhang, Maogang He.  (2015)  Speed of sound measurement in ethyl tert-butyl ether and tert-amyl methyl ether by Brillouin light scattering.  FLUID PHASE EQUILIBRIA,      [PMID:] [10.1016/j.fluid.2015.10.026]
4. Keyong Hou, Fanglong Li, Wendong Chen, Ping Chen, Yuanyuan Xie, Wuduo Zhao, Lei Hua, Kemei Pei, Haiyang Li.  (2013)  An in-source stretched membrane inlet for on-line analysis of VOCs in water with single photon ionization TOFMS.  ANALYST,  138  (19): (5826-5831).  [PMID:23907373] [10.1039/C3AN00659J]
Solution Calculators
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