Diethylene glycol dimethyl ether

Synonyms

(2-Methoxyethyl) ether; 1,1'-Oxybis(2-methoxyethane); 2,5,8-Trioxanonane; 2-(2-Methoxyethoxy)-1-methoxyethane; Bis(2-methoxyethyl) ether; Bis(2-methoxyethyl)ether; Di(2-Methoxyethyl) ether; Diethyl glycol dimethyl ether; Diethylene glycol dimethyl ether; Diglycol methyl ether; Diglyme; Dimethyl carbitol; Ethane, 1,1'-oxybis(2-methoxy-; Ethanol, 2,2'-oxybis-, dimethyl ether; Ether, bis(2-methoxyethyl); Glyme 2; Methyldiglyme; Poly-Solv; [ChemIDplus] DEGDME; [ICSC]

Category

Glycol Ethers (Glymes)

Description

Clear liquid with a pleasant odor; [CAMEO]

Sources/Uses

Used as a solvent and chemical intermediate; [Merck Index] Used in the coating industry and in photolithography to make semiconductor chips; Also used in adhesives, sealants, and automotive care products; [Reference #1]

Comments

Toxic after ingestion; [CAMEO] A reproductive toxin in experimental animals; [HSDB] A possible human reproductive toxin based on animal testing; A skin, eye, and respiratory tract irritant; [ICSC] Low acute toxicity to mammals but evidence of developmental toxicity and toxicity to blood forming organs in repeated-dose animal testing; A potential reproductive toxin; [Reference #1] Labeled as "May impair fertility" and "May cause harm to the unborn child" by EU regulations; [Glycol Ethers Online]

Biomedical References

1 ppm

2.96 mm Hg

Explanatory Notes

Flash point equals 153 to 158 degrees F; boiling point equals 321 to 324 degrees F; [CAMEO] VP from ChemIDplus;

high ambient temp required

Acute solvent syndrome

Yes

Diseases

Occupational diseases associated with exposure to this agent:

• Encephalopathy, chronic solvent
• Solvents, acute toxic effect

Processes

Industrial Processes with risk of exposure:

• Painting (Solvents)
• Semiconductor Manufacturing
• Working with Glues and Adhesives