Description

Diethylene glycol dimethyl ether (Diglyme) is a high-purity, aprotic solvent with the molecular formula C₆H₁₄O₃ and CAS number 111-96-6. This versatile chemical, also known by its IUPAC name 1-methoxy-2-(2-methoxyethoxy)ethane, is widely recognized for its excellent solvating properties, high boiling point (162°C), and exceptional stability under both acidic and basic conditions. Its unique molecular structure, featuring two ether linkages, makes it an ideal solvent for organometallic reactions, Grignard reactions, and as a reaction medium in lithium-ion battery electrolytes. Our product is rigorously tested to ensure minimal water content and low peroxide formation, meeting the stringent requirements of pharmaceutical, electrochemical, and specialty chemical applications. Available in various packaging options with customizable purity grades (99% to 99.9%).

Properties

• CAS Number: 111-96-6
• Complexity: 41.6
• IUPAC Name: 1-methoxy-2-(2-methoxyethoxy)ethane
• InChI: InChI=1S/C6H14O3/c1-7-3-5-9-6-4-8-2/h3-6H2,1-2H3
• InChI Key: SBZXBUIDTXKZTM-UHFFFAOYSA-N
• LogP: log Kow = -0.36
• Exact Mass: 134.094294304
• Molecular Formula: C6H14O3
• Molecular Weight: 134.17
• SMILES: COCCOCCOC
• Topological: 27.7
• Monoisotopic Mass: 134.094294304
• Physical Description: Diethylene glycol dimethyl ether is a colorless watery liquid with a pleasant odor. Floats and mixes with water.
• Color/Form: Colorless liquid
• Odor: Mild odor
• Boiling Point: 321 to 324 °F at 760 mmHg ; 241 °F at 200 mmHg; 167 °F at 35 mmHg; 68 °F at 3 mmHg
• Melting Point: -90 °F
• Flash Point: 153 to 158 °F
• Solubility: Miscible
• Density: 0.945 at 68 °F – Less dense than water; will float
• Vapor Density: Relative vapor density : 4.6
• Vapor Pressure: 2.96 [mmHg]
• Autoignition Temperature: 190 °C
• Viscosity: 1.089 cP at 20 °C
• Refractive Index: Index of refraction: 1.4097 at 20 °C/D
• Synonyms: Diglyme, 111-96-6, 2-Methoxyethyl ether, Bis(2-methoxyethyl) ether, 1-Methoxy-2-(2-methoxyethoxy)ethane, DIETHYLENE GLYCOL DIMETHYL ETHER, Dimethyl carbitol, Di(2-Methoxyethyl) ether, 2,5,8-Trioxanonane, Dimethoxydiglycol, (2-Methoxyethyl) ether, Ether, bis(2-methoxyethyl), Bis(2-methoxyethyl)ether, Methyldiglyme, Glyme 2, Diglycol methyl ether, Ethane, 1,1′-oxybis[2-methoxy-, Dimethyldiglycol, Diethyl glycol dimethyl ether, 2-(2-Methoxyethoxy)-1-methoxyethane, 1,1′-Oxybis(2-methoxyethane), Glyme-2, HSDB 72, diethylene glycol dimethylether, NSC 59726, CCRIS 6212, dimethyl digol, methyl diglyme, 2,2′-oxybis(1-methoxyethane), DTXSID1024621, Ethanol, 2,2′-oxybis-, dimethyl ether, M4BH3X0MVZ, Ethane, 1,1′-oxybis(2-methoxy-, 2,2′-oxybis[1-(methyloxy)ethane], EINECS 203-924-4, BRN 1736101, CHEBI:46784, HISOLVE MDM, AI3-28583, bis(2methoxyethyl)ether, DIGLYME [MI], NSC-59726, DTXCID604621, CH3-O-CH2-CH2-O-CH2-CH2-O-CH3, 1,1′-oxybis[2-methoxyethane], 1,1′-Oxybis(2-methoxy)ethane, EC 203-924-4, 2,2′-Oxybisethanol dimethyl ether, DIETHYLENE GLYCOL DIMETHYL ETHER [HSDB], 2,2′-oxybis(1-(methyloxy)ethane), PolySolv, DGdiME, 2,5,8trioxanonane, DEGDME, DGDME, POLY SOLV, (2Methoxyethyl) ether, dimethoxydiethyleneglycol, Di(2Methoxyethyl) ether, Bis(2methoxyethyl) ether, GLYME 3, Ether, bis(2methoxyethyl), bis-(2-methoxyethyl)-ether, 1,1’Oxybis(2methoxyethane), Ethane, 1,1’oxybis(2methoxy, 2(2Methoxyethoxy)1methoxyethane, DIMETHOXYDIGLYCOL [INCI], Ethanol, 2,2’oxybis, dimethyl ether, DIETHYLENE GLYCOL, DIMETHYL ETHER, 2,2′-OXYBISETHANOL, DIMETHYL ETHER, 203-924-4, diethyleneglycol dimethyl ether, Diethylene Glycol Dimethyl Ether(Diglyme), 2-methoxyethylether, CAS-111-96-6, M2M, UNII-M4BH3X0MVZ, MFCD00008503, diethyleneglycoldimethylether, Dimethyldigol, Dimethylcarbitol, methoxyethyl ether, (Diglyme), 2,8-Trioxanonane, Diglyme; 1-Methoxy-2-(2-methoxyethoxy)ethane; Bis(2-methoxyethyl)ether; Diethylene glycol dimethyl ether, 2-methoxylethyl ether, 2-methyoxyethyl ether, (2-methoxyethyl)ether, Dimethoxydiethylene glycol, di-(2-methoxyethyl)ether, SCHEMBL398, bis-(2-methoxy ethyl)ether, bis-(2-methoxyethyl) ether, bis-(2-methoxy ethyl) ether, SCHEMBL220323, Ethane,1′-oxybis[2-methoxy-, diethylene-glycol dimethyl ether, SCHEMBL6762084, SCHEMBL8548357, CH3OCH2CH2OCH2CH2OCH3, CHEMBL1234162, SCHEMBL20565668, NSC59726, Bis(2-methoxyethyl) Ether, Reagent, Ethanol,2′-oxybis-, dimethyl ether, Tox21_202340, Tox21_300077, STL280534, 1-(2-methoxyethoxy)-2-methoxyethane, 1-methoxy-2-(2-methoxyethoxyl)ethane, AKOS000120199, DB02935, BIS(2-METHOXYETHYL) ETHER-D14, 1-Methoxy-2-(2-methoxyethoxy)ethane #, NCGC00247897-01, NCGC00247897-02, NCGC00253963-01, NCGC00259889-01, DB-060140, B0498, CS-0017205, NS00000296, EN300-19205, D72523, Q865952, Diethylene glycol dimethyl ether, analytical standard, Diethylene glycol dimethyl ether, anhydrous, 99.5%, Diethylene glycol dimethyl ether, ReagentPlus(R), 99%, F1908-0129, Z104473160, Diethylene glycol dimethyl ether stabilized with 100ppm BHT, Diethylene glycol dimethyl ether, Vetec(TM) reagent grade, 98%, Diethylene glycol dimethyl ether, puriss. p.a., >=99.5% (GC), Diethylene glycol dimethyl ether, spectrophotometric grade, >=99%, 1-METHOXY-2-(2-METHOXYETHOXY)ETHANE(STABILIZED WITH 0.01%BHT), Diethylene glycol dimethyl ether, puriss., absolute, over molecular sieve (H2O =99.5% (GC)

Application

Diethylene glycol dimethyl ether serves as a critical solvent in lithium battery electrolytes due to its ability to dissolve lithium salts and enhance ionic conductivity. In organic synthesis, it functions as an inert reaction medium for air-sensitive reactions including polymerization and metal-catalyzed cross-couplings. The compound’s high boiling point and thermal stability make it valuable as a solvent for high-temperature reactions and gas chromatography applications.

Safety and Hazards

GHS Hazard Statements

• H303: May be harmful if swallowed [Warning Acute toxicity, oral]
• H316: Causes mild skin irritation [Warning Skin corrosion/irritation]
• H320: Causes eye irritation [Warning Serious eye damage/eye irritation]
• H335: May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
• H336: May cause drowsiness or dizziness [Warning Specific target organ toxicity, single exposure; Narcotic effects]
• H360: May damage fertility or the unborn child [Danger Reproductive toxicity]
• H373: May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]

Precautionary Statements

• P203, P260, P261, P264+P265, P271, P280, P301+P317, P304+P340, P305+P351+P338, P318, P319, P332+P317, P337+P317, P403+P233, P405, and P501

Hazard Classes and Categories

• Flammable liquids – Category 3
• Serious eye damage/eye irritation – Category 2B
• Reproductive toxicity – Category 2

If you are interested or have any questions, please contact us at support@atomfair.com

Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.