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Poly(ethylene glycol-ran-propylene glycol) monobutyl ether

CAS No.
9038-95-3
Chemical Name:
Poly(ethylene glycol-ran-propylene glycol) monobutyl ether
Synonyms
POLY(ETHYLENE GLYCOL-CO-PROPYLENE GLYCOL) MONOBUTYL ETHER;Toximul 8320;PPG-2-BUTETH-2;Contex A series;PPG-12-BUTETH-12;PPG-12-BUTETH-16;u-660;u-2000;u-5100;PPG-28
CBNumber:
CB5111165
Molecular Formula:
C9H20O3
Molecular Weight:
176.26
MDL Number:
MFCD00198079
MOL File:
9038-95-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-06-24 18:39:39

Poly(ethylene glycol-ran-propylene glycol) monobutyl ether Properties

Boiling point >200 °C(lit.)
Density 1.056 g/mL at 25 °C
refractive index n20/D 1.46
Flash point >230 °F
storage temp. Store at room temperature, keep dry and cool
solubility H2O: at <40 °Csoluble
form viscous liquid
Appearance Colorless to off-white Liquid
Viscosity 3,600cSt(20°C)(lit.)
Water Solubility H2O: soluble at<40°C
Stability Stable. Incompatible with strong acids, strong bases, strong oxidizing agents.
Cosmetics Ingredients Functions HAIR CONDITIONING
SURFACTANT - CLEANSING
SOLVENT
EMULSION STABILISING
SKIN CONDITIONING
InChI InChI=1S/C4H10O.C3H6O.C2H4O/c1-2-3-4-5;1-3-2-4-3;1-2-3-1/h5H,2-4H2,1H3;3H,2H2,1H3;1-2H2
InChIKey YTJMOZGBQLKJKS-UHFFFAOYSA-N
SMILES C(CO)CC.C1OC1.CC1OC1
Substances Added to Food (formerly EAFUS) ALPHA-BUTYL-OMEGA-HYDROXYPOLY(OXYETHYLENE) POLY(OXYPROPYLENE)
FDA 21 CFR 173.310; 173.340; 175.105;176.210; 177.1632; 178.1010;178.3570; 178.3910
EWG's Food Scores 2
FDA UNII PPG-28-BUTETH-35 (48TV88LCZC)
PPG-33-BUTETH-35 (5345E4238C)
PPG-12-BUTETH-16 (58CG7042J1)
PPG-33-BUTETH-45 (945Y09KFG4)
PPG-24-BUTETH-27 (DC08AL6V0T)
EPA Substance Registry System Propylene oxide ethylene oxide polymer monobutyl ether (9038-95-3)
UNSPSC Code 12352103
NACRES NA.23

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H332
Precautionary statements  P261-P271-P304+P340-P312
PPE Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
Hazard Codes  Xn,N
Risk Statements  20/21/22-38-41
Safety Statements  26-36/37/39
RIDADR  UN 3082 9/PG 3
WGK Germany  3
RTECS  YP8450000
TSCA  TSCA listed
Storage Class 10 - Combustible liquids

Poly(ethylene glycol-ran-propylene glycol) monobutyl ether price More Price(3)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 438189 Poly(ethylene glycol-ran-propylene glycol) monobutyl ether average Mn ~3,900 9038-95-3 1l $205 2026-04-30 Buy
aablocks AA006EER Ethylene oxide-propylene oxide copolymer monobutyl ether averageMn~3000 9038-95-3 100g $16 2026-05-28 Buy
aablocks AA006EER Ethylene oxide-propylene oxide copolymer monobutyl ether averageMn~3000 9038-95-3 500g $19 2026-05-28 Buy
Product number Packaging Price Buy
438189 1l $205 Buy
AA006EER 100g $16 Buy
AA006EER 500g $19 Buy

Poly(ethylene glycol-ran-propylene glycol) monobutyl ether Chemical Properties, Uses, Production

Description

Poly(ethylene glycol-ran-propylene glycol) monobutyl ether is a block copolymer that consists of a hydrophilic poly(ethylene glycol) (PEG) segment and a hydrophobic poly(propylene glycol) (PPO) segment. One of the significant features of PEG-PPO monobutyl ether is its amphiphilic nature. This means that it has both hydrophilic and hydrophobic regions within its structure. This property allows PEG-PPO monobutyl ether to form micelles in aqueous solutions, where the hydrophobic PPO segments aggregate in the core while the hydrophilic PEG segments form the outer shell. The formation of micelles gives PEG-PPO monobutyl ether its surfactant properties. In pharmaceuticals, it is utilized as an excipient in drug formulations to improve solubility, stability, and controlled release of drugs. It can also be employed as a carrier for drug delivery systems, enhancing the bioavailability and targeting of therapeutic agents. Furthermore, PEG-PPO monobutyl ether finds applications in cosmetics as an emulsifier and solubilizer for various formulations. The mechanism of action of PEG-PPO monobutyl ether relies on its ability to self-assemble into micelles in aqueous solutions. When added to a system, the hydrophobic PPO segments aggregate together, forming a core, while the hydrophilic PEG segments create a protective shell around the core. This self-assembly process enables PEG-PPO monobutyl ether to solubilize hydrophobic substances and stabilize emulsions. It can also enhance the penetration and absorption of drugs through biological membranes.

Chemical Properties

liquid

Uses

Hydraulic fluids, metal working fluids and lubricants, heat transfer fluids, solder assist fluids, quenchants, lubricants, solvents, plasticizers and foam control agents.

Uses

Ucon HTF 14 is a thermoseparating polymer (TSP) that can be used in aqueous two-phase extraction (ATPE) due to its decreasing solubility in its aqueous solution as the temperature rises. It is also used in a polymer coating on solid-phase microextraction (SPME) fibers using the sol-gel technique to impart thermal resistance and stability.

Poly(ethylene glycol-ran-propylene glycol) monobutyl ether Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 128)
Supplier Tel Email Country ProdList Advantage
nantong chenrun chemical co.,ltd +86-0513-88743581 +86-15358700783 chenrunchem@sina.com China 459 60
Wuhan Changsheng Lubao Trading Co., Ltd. 13072720131 18627936172 sales@winchemglobal.com China 107 58
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Sichuan Kulinan Technology Co., Ltd 400-1166-196 18981987031 cdhxsj@163.com China 11674 57
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57
Connect Chemicals GmbH +49 2102 2077 19 Martin.Klapper@connectchemicals.com Germany 404 62
Spectrum Chemical Manufacturing Corp. 021-021-021-67601398-809-809-809 15221380277 marketing_china@spectrumchemical.com China 9643 60
Shanghai Macklin Biochemical Co.,Ltd. 15221275939 15221275939 shenlinxing@macklin.cn China 15775 55
Hubei Jusheng Technology Co.,Ltd 027-59599241 18871490274 1400878000@qq.com China 9506 58
Chizhou Kailong Import and Export Trade Co., Ltd. xg01_gj@163.com China 9413 50

View Latest Price from Poly(ethylene glycol-ran-propylene glycol) monobutyl ether manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
		Poly(ethylene glycol-ran-propylene glycol) monobutyl ether pictures 2026-09-02 Poly(ethylene glycol-ran-propylene glycol) monobutyl ether
9038-95-3
$3.00-8.00 1KG 99% Henan Fengda Chemical Co., Ltd
POLY(ETHYLENE GLYCOL-CO-PROPYLENE GLYCOL) MONOBUTYL ETHER  pictures 2026-08-20 POLY(ETHYLENE GLYCOL-CO-PROPYLENE GLYCOL) MONOBUTYL ETHER
9038-95-3
$1.10 1g 99.00% 100 Tons Min Dideu Industries Group Limited
poly(ethylene glycol-co-propylene glycol) monobutyl ether pictures 2026-05-28 poly(ethylene glycol-co-propylene glycol) monobutyl ether
9038-95-3
$2.00-5.00 1KG 99% 10000kg Hebei Chuanghai Biotechnology Co,.LTD

Poly(ethylene glycol-ran-propylene glycol) monobutyl ether Spectrum

TERGITOL XH TERGITOL XD TERGITOL(TM) XJ TERGITOL(TM) XH TERGITOL(TM) XD TERGITOL MIN FOAM 1X UCON(R) HTF 14 eo/poco-polymer(non-specificname) ethyleneoxide/propyleneoxideco-polymer(non-specificname) glycols,polyethylenepolypropylene,monobutylether(nonionic) methyloxiranepolymerwithoxiranemonobutylester oxirane,methyl-,polymerwithoxirane,monobutylester ucon50-hb-5100 ucon50-hb-55 ucon50-hb-660 uconfluidlb-285 uconlb-285(fluid) uconsewingthreadlubricant1000 poly(ethylene glycol-co-propylene glycol) monobut PPG-9-BUTETH-12 TERGITOLXD,SURFACTANT TERGITOLXH,SURFACTANT TERGITOLXJ,SURFACTANT UCONFLUID50-HB-260 UCON50-HB-5100R ALPHA-BUTYLATED-OMEGA-HYDROXYPOLY(OXYETHYLENE)POLY(OXYPROPYLENE) BEL-RAYSYNCOM1400 ICICOPOLYMER UCON50-HB-170 PLURACOLW-5100 Butoxypolyethylen-/propylenglycol (Mittl. MW > 500)11 UCON HB1500 Polyethyleneglycol-polypropyleneglycol monobutyl ether polyethylene/ polypropylene glycol monobutyl ether Tergitol(R) XD, Surfactant Tergitol(R) XH, Surfactant Tergitol(R) XJ, Surfactant Poly(ethylene glycol-ran-propylene glycol) monobutyl ether average Mn ~3,900 Ucon(TM) HTF 14 18-260 C range of application Toximul 8320 Contex A140 Polyalkylene glycol monobutyl ether oxirane,methyl-,polymerwithoxirane,monobutylether oxirane,methyl-,polymerwithoxirane,monobutylether(non-specificname) oxirane,methyl-,polymerwithoxirane,monobutylether,molecularweight1230 oxirane,methyl-,polymerwithoxirane,monobutylether,molecularweight1590 oxirane,methyl-,polymerwithoxirane,monobutylether,molecularweight2660 oxirane,methyl-,polymerwithoxirane,monobutylether,molecularweight270 oxirane,methyl-,polymerwithoxirane,monobutylether,molecularweight3380 oxirane,methyl-,polymerwithoxirane,monobutylether,molecularweight400 oxirane,methyl-,polymerwithoxirane,monobutylether,molecularweight4000 oxirane,methyl-,polymerwithoxirane,monobutylether,molecularweight750 oxirane,methyl-,polymerwithoxirane,monobutylether,molecularweight970 poly(ethyleneoxide-propyleneoxide)butylether polyalkyleneglycolmonobutylether(non-specificname) polyalkyleneglycolmonobutylether,molecularweight1230 polyalkyleneglycolmonobutylether,molecularweight1590 polyalkyleneglycolmonobutylether,molecularweight2660