D

Diisopropyl ether

IUPAC: 2-propan-2-yloxypropane

C6H14O Solvents CAS 108-20-3
Expert Written | Fact Checked | Sources Cited | AllChemicals Editorial Team
Quick Reference
Formula / NotationC6H14O
CAS Number108-20-3
Molecular Weight102.17
Melting Point-123 °F (USCG, 1999)
Boiling Point156 °F at 760 mmHg (USCG, 1999)
Density0.724 at 68 °F (USCG, 1999) - Less dense than water; will float
Solubility0.2 % (NIOSH, 2024)
AppearanceDiisopropyl ether appears as a clear colorless liquid with an ethereal odor. Flash point -18 °F. Less dense than water. Vapors heavier than air.
Also Known As2-propan-2-yloxypropane; ISOPROPYL ETHER; 108-20-3; 2-Isopropoxypropane; Propane, 2,2'-oxybis-; Diisopropyl oxide; Ether, isopropyl; Bis(isopropyl) ether; Izopropylowy eter; Ether isopropylique
CategorySolvents

What is Diisopropyl ether?

Diisopropyl ether (C6H14O) is a solvent that appears as Diisopropyl ether appears as a clear colorless liquid with an ethereal odor. Flash point -18 °F. Less dense than water. Vapors heavier than air.. It has a molecular weight of 102.17 g/mol. Its IUPAC name is 2-propan-2-yloxypropane. Boiling point: 156 °F at 760 mmHg (USCG, 1999). Melting point: -123 °F (USCG, 1999).

Formula & Notation

C6H14O

IUPAC Name: 2-propan-2-yloxypropane

Other Names / Synonyms: 2-propan-2-yloxypropane; ISOPROPYL ETHER; 108-20-3; 2-Isopropoxypropane; Propane, 2,2'-oxybis-; Diisopropyl oxide; Ether, isopropyl; Bis(isopropyl) ether; Izopropylowy eter; Ether isopropylique

Properties & Characteristics

Appearance: Diisopropyl ether appears as a clear colorless liquid with an ethereal odor. Flash point -18 °F. Less dense than water. Vapors heavier than air.. Molecular formula: C6H14O. Molecular weight: 102.17 g/mol. Boiling point: 156 °F at 760 mmHg (USCG, 1999). Melting point: -123 °F (USCG, 1999). Density: 0.724 at 68 °F (USCG, 1999) - Less dense than water; will float. Solubility: 0.2 % (NIOSH, 2024). Vapor pressure: 119 mmHg (NIOSH, 2024). LogP: 1.5.

Physical Data

PropertyValue
Melting Point-123 °F (USCG, 1999)
Boiling Point156 °F at 760 mmHg (USCG, 1999)
Density0.724 at 68 °F (USCG, 1999) - Less dense than water; will float
Molecular Weight102.17
Solubility0.2 % (NIOSH, 2024)
AppearanceDiisopropyl ether appears as a clear colorless liquid with an ethereal odor. Flash point -18 °F. Less dense than water. Vapors heavier than air.

Uses & Applications

Used as a reaction solvent in organic synthesis, extraction solvent, cleaning agent, or in pharmaceutical manufacture.

Safety Information

Flammable solvent. Keep away from heat, sparks, and open flame. Use in well-ventilated area or fume hood. Consult SDS before use.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Diisopropyl ether
Formula C6H14O
CAS Number 108-20-3
Molecular Weight 102.17
Category Solvents
Synonyms 2-propan-2-yloxypropane; ISOPROPYL ETHER; 108-20-3; 2-Isopropoxypropane; Propane, 2,2'-oxybis-; Diisopropyl oxide; Ether, isopropyl; Bis(isopropyl) ether; Izopropylowy eter; Ether isopropylique

Frequently Asked Questions

Diisopropyl ether (C6H14O) is a solvent that appears as Diisopropyl ether appears as a clear colorless liquid with an ethereal odor. Flash point -18 °F. Less dense than water. Vapors heavier than air.. It has a molecular weight of 102.17 g/mol. Its IUPAC name is 2-propan-2-yloxypropane. Boiling point: 156 °F at 760 mmHg (USCG, 1999). Melting point: -123 °F (USCG, 1999).

More "D" Terms

View all "D" terms →
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.