Diethyl carbonate

• Catalog No.: A12477
• CAS Number: 105-58-8
• M. F.: C5H10O3
• M. W.: 118.1311
• Purity: 99+%

SYNONYMS

• Title: 碳酸二乙酯
• IUPAC name: diethyl carbonate
• IUPAC Traditional name: diethyl carbonate
• Synonyms: ethyl carbonate; Carbonic acid diethyl ester

DATABASE IDS

• CAS Number: 105-58-8
• Merck Index: 143780
• MDL Number: MFCD00009107
• Beilstein Number: 956591
• EC Number: 203-311-1

PROPERTIES

• Purity: 99+%
• Boiling Point: 126-128°C
• Density: 0.975
• Flash Point: 31°C(87°F)
• Melting Point: -43°C
• Refractive Index: 1.3845
• GHS Hazard statements: H226-H315-H319-H335
• European Hazard Symbols: Irritant (Xi)
• GHS Precautionary statements: P210-P241-P303+P361+P353-P305+P351+P338-P405-P501A
• Risk Statements: 10-36/37/38
• RTECS: FF9800000
• Safety Statements: 23-26-37-60
• Storage Warning: Moisture Sensitive
• TSCA Listed: 是
• Hazard Class: 3
• UN Number: UN2366
• Packing Group: III

REFERENCES

• Carboethoxylates carbanions derived from ketones, nitriles, esters, etc. For examples, see: Org. Synth. Coll., 4, 461 (1963); 5, 198 (1973); 6, 611 (1988). Arylacetic esters are converted to arylmalonic diesters: Org. Prep. Proced. Int., 6, 5 (1974). The dianions of carboxylic acids can be carboethoxylated with diethyl carbonate (or Ethyl chloroformate, L06311), to give monoesters of malonic acids: Tetrahedron Lett., 2721 (1974).
• For use as an alkylating agent for alcohols, phenols, thiols, etc., see Dimethyl carbonate, A13104.
• 1,3-Diols undergo dehydration to give oxetanes; see, e.g.: Tetrahedron Lett., 24, 5571 (1983):