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Diethylene glycol monobutyl ether

CAS No.
112-34-5
Chemical Name:
Diethylene glycol monobutyl ether
Synonyms
BUTYL CARBITOL;BUTYLDIGLYCOL;DB;DIETHYLENE GLYCOL MONOBUTYL ETHER;2-(2-BUTOXYETHOXY)ETHANOL;Ethanol, 2-(2-butoxyethoxy)-;DIETHYLENE GLYCOL BUTYL ETHER;GLYCOL ETHER DB;DGBE;degbe
CBNumber:
CB5852864
Molecular Formula:
C8H18O3
Molecular Weight:
162.23
MDL Number:
MFCD00002881
MOL File:
112-34-5.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-08-05 19:35:02

Diethylene glycol monobutyl ether Properties

Melting point -68 °C (lit.) -68 °C (lit.)
Boiling point 231 °C (lit.)
Density 0.967 g/mL at 25 °C (lit.)
vapor density 5.6 (vs air)
vapor pressure 30 mm Hg ( 130 °C)
refractive index n20/D 1.432
Flash point 212 °F
storage temp. Store below +30°C.
solubility soluble in Chloroform
form Liquid
pka 14.37±0.10(Predicted)
color Clear Colorless
Odor Mild, characteristic; pleasant.
PH Range 7
PH 7 (20°C)
Evaporation Rate < 0.01
explosive limit 0.7-5.9%(V)
Water Solubility soluble
Thermal Conductivity 0.163 W/(m·K) at 25 ℃
Specific Heat Capacity Cp(liquid): 2.19 J/(g·K), at 25℃
Merck 14,1557
BRN 1739225
Henry's Law Constant 1.4×103 mol/(m3Pa) at 25℃, Kim et al. (2000)
Exposure limits EU LTEL:10 ppm(67.5 mg/m3); EU STEL:15 ppm(101.2 mg/m3)
Stability Stable. Combustible. Incompatible with strong oxidizing agents, strong bases.
Major Application hematology
Cosmetics Ingredients Functions FRAGRANCE
VISCOSITY CONTROLLING
SOLVENT
InChI 1S/C8H18O3/c1-2-3-5-10-7-8-11-6-4-9/h9H,2-8H2,1H3
InChIKey OAYXUHPQHDHDDZ-UHFFFAOYSA-N
SMILES CCCCOCCOCCO
LogP 1 at 20℃
Indirect Additives used in Food Contact Substances DIETHYLENE GLYCOL MONOBUTYL ETHER
CAS DataBase Reference 112-34-5(CAS DataBase Reference)
REACH Annex XVII Substances List 2-(2-butoxyethoxy)ethanol (DEGBE) (112-34-5)
FDA 21 CFR 175.105; 176.180; 178.3910
EWG's Food Scores 1-4
FDA UNII 9TB90IYC0E
NIST Chemistry Reference 2-(2-Butoxyethoxy)ethanol(112-34-5)
EPA Substance Registry System Diethylene glycol monobutyl ether (112-34-5)
UNSPSC Code 12352104
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H319
Precautionary statements  P264-P280-P305+P351+P338-P337+P313
PPE Eyeshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes  Xi
Risk Statements  36
Safety Statements  24-26
WGK Germany  1
RTECS  KJ9100000
Autoignition Temperature 400 °F
TSCA  TSCA listed
HS Code  29094300
Storage Class 10 - Combustible liquids
Hazard Classifications Eye Irrit. 2
Hazardous Substances Data 112-34-5(Hazardous Substances Data)
Toxicity LD50 orally in rats, guinea pigs: 6.56, 2.00 g/kg (Smyth)
REACH Registrations Active
NFPA 704
2
1 1

Diethylene glycol monobutyl ether price More Price(38)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 8.03129 Diethylene glycol monobutyl ether for synthesis 112-34-5 1L $41.5 2026-04-30 Buy
Sigma-Aldrich 8.03129 Diethylene glycol monobutyl ether for synthesis 112-34-5 2.5L $81.9 2026-04-30 Buy
Sigma-Aldrich 8.03129 Diethylene glycol monobutyl ether for synthesis 112-34-5 25L $355 2026-04-30 Buy
Sigma-Aldrich 32250 Diethylene glycol monobutyl ether ≥98.0% (GC) 112-34-5 1L $49.7 2026-04-30 Buy
Sigma-Aldrich 32250 Diethylene glycol monobutyl ether ≥98.0% (GC) 112-34-5 2.5L $101 2026-04-30 Buy
Product number Packaging Price Buy
8.03129 1L $41.5 Buy
8.03129 2.5L $81.9 Buy
8.03129 25L $355 Buy
32250 1L $49.7 Buy
32250 2.5L $101 Buy

Diethylene glycol monobutyl ether Chemical Properties,Uses,Production

Chemical Properties

Diethylene glycol monobutyl ether is a colorless, high-boiling liquid with a mild odour. It is miscible in proportions with water, alcohol (methanol), ketones (acetone), ethers (ethyl ether), aromatic hydrocarbons (benzene), paraffinic hydrocarbons (n-heptane), and halogenated hydrocarbons (carbon tetrachloride). As it is an ether-alcohol type compound it possesses solvent action for many substances such as oils, dyes, gums, and natural and synthetic resins. It is used as a high-boiling solvent in nitrocellulose lacquers and other synthetic coatings, baking lacquers, flash-dry printing inks, and dye bath.

Uses

Diethylene glycol monobutyl ether(DGBE) is widely used as a solvent for cellulose ester, lacquers, varnishes, cleaners, detergents, dyes, ink, and paint industries. it is also used as an intermediate for plasticizers and a diluent for hydraulic brake fluids, in addition to the production of piperonyl butoxy compounds. In France, its use in the cosmetics industry is permissible, wherein it is used as a solvent in hair dyes with a maximum concentration of 9%.

Application

Diethylene glycol mono-n-butyl ether has a wide variety of applications in Chiral chemistry and green chemistry. It is also used in cosmetics. It is used as diluents and leveling agents in the manufacture of paints and in baking. It is also used in the manufacture of nitrocellulose. In brake fluid, it is used as an additive. It is used in the printing industry due to its slow evaporation rate. It is also used as a fixative for perfumes and antiseptics. It is used as an additive to prevent ice buildup in jet fuel.

Preparation

Diethylene glycol monobutyl ether is prepared by co-heating ethylene oxide and ethylene glycol butyl ether under pressure.

General Description

Diethylene glycol monobutyl ether is a colorless liquid with a mild pleasant odor. Mixes with water. (USCG, 1999)

Air & Water Reactions

Oxidizes readily in air to form unstable peroxides that may explode spontaneously [Bretherick, 1979 p.151-154, 164]. Water soluble.

Reactivity Profile

Butyldiglycol is a ether-alcohol derivative. The ether being relatively unreactive. Flammable and/or toxic gases are generated by the combination of alcohols with alkali metals, nitrides, and strong reducing agents. They react with oxoacids and carboxylic acids to form esters plus water. Oxidizing agents convert alcohols to aldehydes or ketones. Alcohols exhibit both weak acid and weak base behavior. They may initiate the polymerization of isocyanates and epoxides.

Health Hazard

Diethylene glycol monobutyl ether(DGBE) is an eye irritant. It showed low toxicity in test species.Toxic symptoms are similar to those ofother glycol ethers containing two etherealoxygen atoms. Inhalation for brief periods has no significant effect. Contact with liquid causes moderate irritation of eyes and corneal injury. Prolonged contact with skin causes only minor irritation. The high dosescaused pulmonary congestion. No renaldamage was reported. There is no reporton teratogenicity of this compound.

Fire Hazard

Butyldiglycol is combustible.

Flammability and Explosibility

Non flammable

Contact allergens

This organic solvent belongs to the carbitols group and is included in waterbased liquids such as paints, surface cleaners, polishes, and disinfectants. It is considered to be an exceptional allergen.

Mechanism of action

Physical

Safety Profile

Moderately toxic by ingestion and intraperitoneal routes. Mddly toxic by skin contact. A severe eye irritant. Combustible when exposed to heat or flame; can react with oxidizing materials. To fight fire, use alcohol foam, CO2, or dry chemical. When heated to decomposition it emits acrid smoke and irritating fumes. See also GLYCOL ETHERS.

Purification Methods

Dry the ether with anhydrous K2CO3 or CaSO4, filter and fractionally distil it. Peroxides can be removed by refluxing with stannous chloride or a mixture of FeSO4 and KHSO4 (or, less completely, by filtration under slight pressure through a column of activated alumina). [Beilstein 1 IV 2394.]

Toxics Screening Level

The ITSL for diethylene glycol monobutyl ether is 1 μg/m3 based on annual averaging time.

Waste Disposal

DGBE is mixed with a combustible solventand burned in a chemical incinerator. Smallamounts may be disposed down the drainwith large amounts of water.

Pesticide Type

Insecticide

Diethylene glycol monobutyl ether Preparation Products And Raw materials

Global( 905)Suppliers
Supplier Tel Email Country ProdList Advantage
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Shanghai Aladdin Bio-Chem Technology Co.,LTD 400-6206333 13167063860 anhua.mao@aladdin-e.com China 29985 65
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View Lastest Price from Diethylene glycol monobutyl ether manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Butyldiglycol pictures 2026-09-12 Butyldiglycol
112-34-5
0.99 RongNa Biotechnology Co.,Ltd
Butyldiglycol  pictures 2026-09-11 Butyldiglycol
112-34-5
170kg/Drum 98% 100 T/Month Hebei Qujie Technology Co., Ltd.
Diethylene glycol monobutyl ether pictures 2026-09-11 Diethylene glycol monobutyl ether
112-34-5
$20.00 1KG 99% 200tons/ year Speranza Chemical Co., Ltd.
Butyl Carbitol (Union Carbide) 2-(2-Butoxyethoxy)ethanol, 99.5% 2-(2-N-BUTOXYETHOXY)ETHANOL N-BUTYLCARBITOL DOWANOL DB DIETHYLENE GLYCOL MONOBUTYL ETHER DIETHYLENE GLYCOL MONO-N-BUTYL ETHER DIGLYCOL MONOBUTYL ETHER BUTYL CARBITOL(R) BUTYL CARBITOL(TM) BUTOXYDIETHYLENE GLYCOL 2-(2-butoxyetoxy)etanol 2-(2-Butoxyethoxy)ethanol, Butyldiglycol, DB Solvent 2-(2-Butoxyethoxy)ethanol, Butyldiglycol Butyldiglycol DB Solvent Diethylene glycol monobutyl ether,2-(2-Butoxyethoxy)ethanol, Butyldiglycol Diethylene glycol monobutyl ether, synthesis grade Diethylene glycol monobutyl ether, reagent grade Diethylene glycol butyl ether,2-(2-Butoxyethoxy)ethanol, Butyldiglycol, DB Solvent Diethylene glycol butyl ether,2-(2-Butoxyethoxy)ethanol, Butyl CARBITOL, Butyldiglycol 2-(2-Butoxyethoxy)ethanol, 99+% 1LT 2-(2-Butoxyethoxy)ethanol, Butyldiglycol, DOWANOL(R) DB O-Butyl diethyl glycol 2-(2-Butoxyethoxy)ethanol Butyl Carbitol DIETHYLENE GLYCOL MONOBUTYL ETHER FOR SY Diethylene glycol Monobutyl ether >=98.0% (GC) 2,2’-oxybis-ethanomonobutylether -2-Butoxyethoxy 2-Bu-toxyethyl-2-hydroxyethylether 3,6-Dioxa-1-decanol 3,6-Dioxadecan-1-ol 3,6-Dioxadecanol BuCb Butoxyethoxyethanol Butyl di-icinol butylethylcellosolve Diethylene DB diethylene glycol butyl ester Diethylene gylcol monobutyl ether Diethyleneglycolmonobutyleth diethyleneglycolmonobutylether(2-(2-butoxyethoxy)ethanol) diethyleneglycoln-butylether Dowanol OR Ektasolve db ektasolvedb Ethanol, 2,2'-oxybis-, monobutyl ether ethermonobutyliquedudiethyleneglycol Glycol, monobutyl ether Jeffersol db jeffersoldb O-Butyl diethylene glycol o-butyldiethyleneglycol Poly-Solv DB poly-solvdb BUTYLDIETHYLENEGLYCOL Diethylenglycolmono-n-butylether DIETHYLENE GLYCOL MONOBUTYL ETHER FOR DETERMINING THE CLOUD POINT OF NON-IONIC S 2-(2-buthoxyethoxy)ethanol