tert-Butyl methyl ether(MTBE) - anhydrous, ≥99.8% , CAS No.1634-04-4

CAS: 1634-04-4 Cat. No.: B119671 Formula: C5H12O Molecular Weight: 88.15 Beilstein Registry Number: 1730942 EC Number: 216-653-1
AVAILABLE TO ORDER
GRADE & PURITY Anhydrous Grade ? Anhydrous grade — water removed and packaged dry for moisture-sensitive chemistry. Use in reactions where even trace water would interfere or quench. ≥99.8%
Synonyms
MTBE
Storage
Room temperature
Shipped In
FedEx DG Service
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Size
USA
Germany (EU)*
Price
Qty
100ml
B119671-100ml
7 In stock
—
$62.90
500ml
B119671-500ml
3 In stock
—
$188.90
Enter a quantity for the sizes you want to add.

Specifications

Synonyms
MTBE
Specifications & Purity
anhydrous, ≥99.8%
Storage
Room temperature
Shipped In
FedEx DG Service
Grade
Anhydrous Grade
Purity
≥99.8%
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/504752661
Canonical Smiles
CC(C)(C)OC
IUPAC Name
2-methoxy-2-methylpropane
InChIKey
BZLVMXJERCGZMT-UHFFFAOYSA-N
INCHI
1S/C5H12O/c1-5(2,3)6-4/h1-4H3
Isomeric SMILES
CC(C)(C)OC
WGK Germany
1
RTECS
KN5250000
UN Number
2398
Packing Group
II
Molecular Weight
88.15
Beilstein
1730942
Reaxy-Rn
1730942
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1730942&ln=

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 ether
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.

17 results found

Lot NumberCertificate TypeDateItem
H2526236H2526236Certificate of AnalysisJun 09, 2025 B119671
H2526237H2526237Certificate of AnalysisJun 09, 2025 B119671
H2526238H2526238Certificate of AnalysisJun 09, 2025 B119671
J2623078J2623078Certificate of AnalysisJun 09, 2025 B119671
D2122103D2122103Certificate of AnalysisFeb 07, 2025 B119671
B2510308B2510308Certificate of AnalysisJan 07, 2025 B119671
B2510352B2510352Certificate of AnalysisJan 07, 2025 B119671
B2510353B2510353Certificate of AnalysisJan 07, 2025 B119671
E2523075E2523075Certificate of AnalysisJan 07, 2025 B119671
K2010005K2010005Certificate of AnalysisSep 03, 2024 B119671
L2221039L2221039Certificate of AnalysisDec 14, 2022 B119671
L2221038L2221038Certificate of AnalysisDec 14, 2022 B119671
K2330191K2330191Certificate of AnalysisDec 14, 2022 B119671
D2403070D2403070Certificate of AnalysisDec 14, 2022 B119671
A2218248A2218248Certificate of AnalysisJan 10, 2022 B119671
A2218245A2218245Certificate of AnalysisJan 10, 2022 B119671
A2218242A2218242Certificate of AnalysisJan 10, 2022 B119671
Chemical and Physical Properties
Refractive Index1.3689
Flash Point(°F)-18.4℉
Flash Point(°C)-28℃
Boil Point(°C)55.2°C
Melt Point(°C)-109°C
Molecular Weight88.150 g/mol
XLogP30.900
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count1
Exact Mass88.0888 Da
Monoisotopic Mass88.0888 Da
Topological Polar Surface Area9.200 Ų
Heavy Atom Count6
Formal Charge0
Complexity33.700
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
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Bond-Formation Sequence and Process Improvement for 3-Bromo-6-alkyl-1,6-naphthyridin-5(6H)-ones: From Late-Stage N-Alkylation to Enamine Cyclization with Primary Amines
Citations of This Product
Solution Calculators
Reviews

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