聚乙二醇丁醚

Description

Poly(ethylene glycol) butyl ether · CAS 9004-77-7 · C6H14O2. UNII I0P9XEZ9WV. Boiling Point: 340 °F at 743 mmHg (NTP, 1992); Boiling Point: 168.4 °C; Boiling Point: 168.40 °C. @ 760.00 mm Hg.

Identification

CAS Registry Number	9004-77-7
PubChem CID	8133
Molecular formula	C6H14O2
IUPAC name	2-butoxyethanol
UNII (FDA)	I0P9XEZ9WV

Computed Descriptors

Molecular Weight	118.17
XLogP3	0.8
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	5
Exact Mass	118.099379685
Monoisotopic Mass	118.099379685
Topological Polar Surface Area	29.5
Heavy Atom Count	8
Formal Charge	0

Physical & Chemical Properties

Boiling Point	340 °F at 743 mmHg (NTP, 1992)
Boiling Point	168.4 °C
Boiling Point	168.40 °C. @ 760.00 mm Hg
Boiling Point	171 °C
Boiling Point	339 °F
Boiling Point	168.4 °C @760 [mm Hg]
Melting Point	-94 °F (NTP, 1992)
Melting Point	-74.8 °C
Melting Point	-75 °C
Melting Point	-107 °F

Physical description & handling notes

• Ethylene glycol monobutyl ether appears as a colorless liquid with a mild, pleasant odor. Less dense than water. Flash point 160 °F. Irritates skin and eyes and may be toxic by ingestion. Used as a solvent and to make paints and varnish.
• Large Crystals; CBI; Gas Vapor; Liquid; Liquid; Liquid; Other Solid
• Colorless liquid with a mild, ether-like odor; [NIOSH]
• Liquid
• COLOURLESS LIQUID WITH CHARACTERISTIC ODOUR.
• Colorless liquid with a mild, ether-like odor.

Regulatory Status

Regulatory & Food Contact	EU Flavoring substances FDA Substance added to food: WASHING OR SURFACE REMOVAL AGENT FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS Flavoring Agents CIR / INCI: Cosmetic ingredients (Butoxyethanol) -> CIR (Cosmetic Ingredient Review)
GHS notification summary	0.4% (13 / 3076)

GHS Hazard Classification

GHS notification summary	0.4% (13 / 3076)
Reported hazard statements	H302, H315, H319, H331, H312 (79.9%), H332 (83.6%), H318 (38.9%), H227

Documented Uses

• Used as solvent in surface coatings; [ACGIH] Also used in hydraulic fluids, glass cleaners, and leather cleaners; [Sullivan, p. 1203] Used as a solvent in paints, coatings, inks, metal cleaners, and household cleaners; Occupational exposures are high in silk screen printing; [Reference #2]
• Semiconductor Manufacturing [Category: Industry]
• Painting (Solvents) [Category: Paint]
• Textiles (Printing, Dyeing, or Finishing) [Category: Industry]
• Silk-Screen Printing [Category: Other]
• Intalagio printing [Category: Hobbies]

Synonyms

2-Butoxyethanol; 111-76-2; Butyl glycol; Butyl cellosolve; Butoxyethanol; ETHYLENE GLYCOL MONOBUTYL ETHER; Ethylene glycol butyl ether; n-Butoxyethanol; Butyl oxitol; Dowanol EB; Glycol butyl ether; Ethanol, 2-butoxy-; 3-Oxa-1-heptanol; Gafcol EB; Jeffersol eb; Glycol ether eb

Frequently Asked Questions

What are the CAS number and molecular formula of Poly(ethylene glycol) butyl ether?

CAS 9004-77-7; molecular formula C6H14O2; molecular weight — g/mol.

What other names is Poly(ethylene glycol) butyl ether known by?

2-Butoxyethanol, 111-76-2, Butyl glycol, Butyl cellosolve, Butoxyethanol, ETHYLENE GLYCOL MONOBUTYL ETHER.

What is the regulatory status of Poly(ethylene glycol) butyl ether?

Documented regulatory listings: EU Flavoring substances; FDA Substance added to food: WASHING OR SURFACE REMOVAL AGENT; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS.

Is Poly(ethylene glycol) butyl ether classified as hazardous?

0.4% of GHS notifications report no hazard classification (13 of 3076).

What are the key physical properties of Poly(ethylene glycol) butyl ether?

Boiling Point: 340 °F at 743 mmHg (NTP, 1992); Boiling Point: 168.4 °C; Boiling Point: 168.40 °C. @ 760.00 mm Hg; Boiling Point: 171 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.