D

Diethyl sulfate

IUPAC: diethyl sulfate

C4H10O4S Organic Compounds CAS 64-67-5
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Quick Reference
Formula / NotationC4H10O4S
CAS Number64-67-5
Molecular Weight154.19
Melting Point-12 °F (USCG, 1999)
Boiling Point409 °F at 760 mmHg (USCG, 1999)
Density1.1803 at 68 °F (USCG, 1999) - Denser than water; will sink
SolubilityMiscible in alcohol and ether.
AppearanceDiethyl sulfate appears as a clear colorless liquid with a peppermint odor. Burns, though may be difficult to ignite. Corrosive to metals and tissue. It is a potent alkylating agent. Flash point is...
Also Known As64-67-5; Diethyl sulphate; Sulfuric acid, diethyl ester; DIETHYLSULFATE; Diaethylsulfat; Sulfuric acid diethyl ester; Diethyl tetraoxosulfate; Diethylester kyseliny sirove; K0FO4VFA7I; NSC-56380
CategoryOrganic Compounds

What is Diethyl sulfate?

Diethyl Sulfate can cause cancer according to an independent committee of scientific and health experts.

Formula & Notation

C4H10O4S

IUPAC Name: diethyl sulfate

Other Names / Synonyms: 64-67-5; Diethyl sulphate; Sulfuric acid, diethyl ester; DIETHYLSULFATE; Diaethylsulfat; Sulfuric acid diethyl ester; Diethyl tetraoxosulfate; Diethylester kyseliny sirove; K0FO4VFA7I; NSC-56380

Properties & Characteristics

Appearance: Diethyl sulfate appears as a clear colorless liquid with a peppermint odor. Burns, though may be difficult to ignite. Corrosive to metals and tissue. It is a potent alkylating agent. Flash point is.... Molecular formula: C4H10O4S. Molecular weight: 154.19 g/mol. Boiling point: 409 °F at 760 mmHg (USCG, 1999). Melting point: -12 °F (USCG, 1999). Density: 1.1803 at 68 °F (USCG, 1999) - Denser than water; will sink. Solubility: Miscible in alcohol and ether.. Vapor pressure: 0.21 [mmHg]. LogP: 1.1.

Physical Data

PropertyValue
Melting Point-12 °F (USCG, 1999)
Boiling Point409 °F at 760 mmHg (USCG, 1999)
Density1.1803 at 68 °F (USCG, 1999) - Denser than water; will sink
Molecular Weight154.19
SolubilityMiscible in alcohol and ether.
AppearanceDiethyl sulfate appears as a clear colorless liquid with a peppermint odor. Burns, though may be difficult to ignite. Corrosive to metals and tissue. It is a potent alkylating agent. Flash point is...

Uses & Applications

Used as an industrial feedstock, solvent, pharmaceutical intermediate, flavoring agent, or chemical building block.

Safety Information

Flammable or irritant. Many organic compounds are flammable liquids or vapours. Keep away from ignition sources. Consult SDS for specific hazard data.

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

Key Facts

Term Diethyl sulfate
Formula C4H10O4S
CAS Number 64-67-5
Molecular Weight 154.19
Synonyms 64-67-5; Diethyl sulphate; Sulfuric acid, diethyl ester; DIETHYLSULFATE; Diaethylsulfat; Sulfuric acid diethyl ester; Diethyl tetraoxosulfate; Diethylester kyseliny sirove; K0FO4VFA7I; NSC-56380

Frequently Asked Questions

Diethyl Sulfate can cause cancer according to an independent committee of scientific and health experts.

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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.