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Mpeg 2000 is used in the building materials industry as a raw material for cement water reducing agents and reinforcing agents.
Mpeg 2000 can be used in high-performance and high-strength (above C60) commercial concrete for field mixing and long-distance transportation.
Mpeg 2000 can act as a hydrophilic segment in nonionic surfactants or amphiphilic polymers, helping stabilize emulsions and suspensions.
CAS Number: 9004-74-4
EC Number (EINECS): 618-394-3
Chemical Type: Polyether / PEG derivative
Chemical Name: Methoxy Polyethylene Glycol 2000
Molecular Formula: CH₃(OCH₂CH₂)ₙOH
Average Molecular Weight: ~1800–2200 g/mol
SYNONYMS:
Methoxy Polyethylene Glycol 2000, Methoxypolyethylene Glycol 2000, Monomethoxy Polyethylene Glycol 2000, Polyethylene Glycol Monomethyl Ether, Methyl Polyglycol 2000, Polyglykol M 2000, Methoxy PEG-40, Methoxy PEG 2000, Polyethylenglykolmonomethylether, Carbowax Methoxy Polyethylene Glycol 2000, mPEG-2000, MPEG, Poly(oxy-1,2-ethanediyl) α-methyl-ω-hydroxy, PEG Monomethyl Ether, Methoxy Polyethylene Glycol, methoxy polyethylene glycol methacrylate 2000, Methoxypolyethylene glycols 2000
Mpeg 2000 is a monofunctional polyethylene glycol derivative widely used as a functional polymer in chemical synthesis, pharmaceutical technology, material science, and specialty industrial formulations.
Because the molecule contains a methoxy end group and a terminal hydroxyl group, Mpeg 2000 serves as a versatile intermediate for further chemical modification.
The controlled molecular weight around 2000 Da provides a balance between solubility, flexibility, and reactivity, which makes Mpeg 2000 particularly useful in applications that require hydrophilic polymer chains.
Mpeg 2000 is valued as a multifunctional polymer intermediate with excellent water solubility, chemical stability, and compatibility with diverse chemical systems.
Mpeg 2000 is a polymeric compound belonging to the polyethylene glycol (PEG) family.
Mpeg 2000 is a monomethyl ether derivative of polyethylene glycol, meaning that one terminal hydroxyl group of PEG is replaced by a methoxy group.
Because of its hydrophilicity, chemical stability, and low toxicity, Mpeg 2000 is widely used in pharmaceuticals, cosmetics, adhesives, chemical synthesis, and polymer modification.
Mpeg 2000 is soluble in water, ethanol, and organic solvents.
Its low vapor pressure and heat resistance make Mpeg 2000 suitable for use as a thickener and lubricant in the textile printing and dyeing industry and the daily chemical industry.
USES and APPLICATIONS of MPEG 2000:
Its combination of hydrophilicity, moderate molecular weight, and reactive hydroxyl functionality makes Mpeg 2000 suitable for a wide variety of industrial and research applications, particularly in polymer modification, surface chemistry, and advanced material formulations.
One important application of Mpeg 2000 is as a precursor for the synthesis of PEGylated compounds.
The hydroxyl end group can participate in reactions such as esterification, etherification, and carbamate formation, allowing Mpeg 2000 chain to be attached to drugs, biomolecules, or functional materials.
Through this modification process, Mpeg 2000 can improve the physicochemical properties of compounds, including increased water solubility, improved dispersion stability, and reduced aggregation in aqueous systems.
Because of these properties, MPEG derivatives are often used as linkers or spacers in chemical conjugation reactions.
In polymer chemistry and materials engineering, Mpeg 2000 is frequently used as a reactive intermediate for producing block copolymers and graft polymers.
Mpeg 2000 chain provides flexibility and hydrophilicity, while other polymer segments can contribute mechanical strength or hydrophobic characteristics.
This combination enables the design of materials with controlled surface properties, such as improved lubrication, enhanced wettability, or reduced friction.
As a result, Mpeg 2000-based polymers are utilized in coatings, surface modifiers, and specialty lubricants.
Another application area of Mpeg 2000 is the production of dispersants and surfactant-like materials.
Mpeg 2000 can act as a hydrophilic segment in nonionic surfactants or amphiphilic polymers, helping stabilize emulsions and suspensions.
In formulations containing pigments, fillers, or active ingredients, Mpeg 2000 chain improves particle dispersion and prevents sedimentation.
This property is valuable in industries such as paints, inks, and advanced composite materials where uniform distribution of components is essential.
Mpeg 2000 is also used in the synthesis of polycarboxylate superplasticizers for concrete technology.
In this context, Mpeg 2000 chain acts as a side chain that improves the dispersion of cement particles in water.
The presence of PEG-based side chains reduces water demand while maintaining workability of the concrete mixture.
This results in higher strength materials and improved processing performance in modern construction applications.
Mpeg 2000 is used in the building materials industry as a raw material for cement water reducing agents and reinforcing agents.
The polycarboxylate superplasticizer synthesized from the raw material has the ability to maintain the dispersion of cement particles, enabling
Mpeg 2000 to have the advantages of low dosage, high water reduction rate, good reinforcing effect, durability, corrosion-free reinforcement, and environmental friendliness.
Mpeg 2000 can be used in high-performance and high-strength (above C60) commercial concrete for field mixing and long-distance transportation.
Industrial Applications of Mpeg 2000: Pressure-sensitive adhesives, Thermoplastic adhesives, Paint and coating additives, Grinding aids, Lubricants and greases, Construction chemicals and concrete admixtures.
Chemical & Polymer Industry uses of Mpeg 2000: Intermediate for polycarboxylate superplasticizers, Chemical synthesis intermediate, Polymer modification and PEGylation, Ink and dye carrier.
Cosmetics and Personal Care uses of Mpeg 2000: Shaving foams and gels, Moisturizing formulations, Skin-conditioning agents, Solubilizing and dispersing agent.
Mpeg 2000 can act as a hydrophilic segment in nonionic surfactants or amphiphilic polymers, helping stabilize emulsions and suspensions.
Pharmaceutical / Biomedical uses of Mpeg 2000: Drug delivery systems, PEGylation of proteins or drugs, Pharmaceutical excipient (in some PEG derivatives).
Mpeg 2000 is also frequently used as a PEGylation reagent, improving solubility, stability, and biocompatibility of molecules in industrial and biomedical applications.
CHEMICAL CHARACTERISTICS of MPEG 2000:
Linear polyethylene glycol chain
Methoxy end group (-OCH₃)
One terminal hydroxyl group (-OH)
Highly hydrophilic
Non-ionic polymer
Compatible with many organic and aqueous systems
Low volatility
High thermal stability
Excellent moisture retention capability.
BENEFITS / ADVANTAGES of MPEG 2000:
Mpeg 2000 improves water solubility of compounds
Mpeg 2000 enhances stability of formulations
Mpeg 2000 provides lubricity and humectant properties
Mpeg 2000 reduces volatility of mixtures
Mpeg 2000 enhances adhesion in adhesive systems
Low toxicity and good biocompatibility
Compatible with many polymers and solvents.
BENEFITS, AND CHARACTERISTICS of MPEG 2000:
From a functional standpoint, Mpeg 2000 provides several practical advantages in formulation science.
Mpeg 2000 chain exhibits strong affinity for water molecules through hydrogen bonding, which allows it to act as a humectant and moisture-retaining agent.
This characteristic makes Mpeg 2000 derivatives useful in formulations where water retention and viscosity control are important.
In addition, Mpeg 2000 structure can create steric stabilization in colloidal systems, helping prevent aggregation or coagulation of particles.
Another benefit of Mpeg 2000 is its chemical inertness and low reactivity toward many environmental conditions.
The ether backbone of polyethylene glycol is relatively stable toward oxidation and hydrolysis under moderate conditions, which contributes to long shelf life and formulation stability.
Mpeg 2000 is also nonionic, meaning it does not dissociate into charged species in solution.
This property allows Mpeg 2000 to remain compatible with a wide range of ionic ingredients and salts without causing precipitation or instability.
The molecular flexibility of Mpeg 2000 also contributes to its functional performance.
The repeating ethylene oxide units provide rotational mobility along Mpeg 2000 backbone, allowing the chain to adopt different conformations in solution.
This flexibility improves solvation and interaction with surrounding molecules, which is beneficial for solubilization and dispersion processes.
PHYSICAL and CHEMICAL PROPERTIES of MPEG 2000:
Chemical Name: Methoxy Polyethylene Glycol 2000
Common Name: MPEG 2000
Chemical Type: Polyether / PEG derivative
CAS Number: 9004-74-4
EC Number (EINECS): 618-394-3
Molecular Formula: CH3(OCH2CH2)nOH
Average Molecular Weight: ~1800–2200 g/mol
Chemical Structure: Linear polyether with a methoxy terminal group and a hydroxyl group
Appearance: Waxy white to slightly yellow solid
Physical Form: Flakes or solid material
Odor: Mild or almost odorless
pH (5% aqueous solution): 5–7
Molecular Weight: Approx. 2000 g/mol (average)
Hydroxyl Number: 25.5–31.0 mg KOH/g
Water Content: ≤ 0.5 %
Melting Point / Pour Point: ~50 °C
Density: ~1.094 g/mL (25 °C)
Boiling Point: >200 °C
Flash Point: ~268 °C
Viscosity (50% in water at 20 °C): 45–55 mPa·s
Color Index (10% in water): ≤30 APHA
Diol Content: 1–2 %
Solubility: Highly soluble in water;
soluble in methanol and acetate solvents
Chemical Character: Linear mono-hydroxy polyether;
acts as a high molecular weight alcohol;
undergoes reactions typical of alcohol groups
Physical State: Solid
Form: Flakes
Color: White
Odor: No data available
Melting Point / Range: 52–56 °C
Boiling Point: No data available
Flammability: No data available
Upper Explosion Limit / Upper Flammability Limit: No data available
Lower Explosion Limit / Lower Flammability Limit: No data available
Flash Point: 182 °C
Method: Closed cup
Autoignition Temperature: No data available
Decomposition Temperature: No data available
pH (as aqueous solution, 25 °C): 5.08
Viscosity, Dynamic: No data available
Viscosity, Kinematic: No data available
Flow Time: No data available
Solubility (Water, 20 °C): Slightly soluble
Partition Coefficient (n-octanol/water): No data available
Vapor Pressure: No data available
Relative Density: No data available
Density: ca. 1.094 g/cm³
Relative Vapor Density: No data available
Explosives: No data available
Oxidizing Properties: None
Burning Rate: No data available
Evaporation Rate: No data available
FIRST AID MEASURES of MPEG 2000:
-Description of first-aid measures
*General advice:
Show this material safety data sheet to the doctor in attendance.
*If inhaled:
After inhalation:
Fresh air.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with
water/ shower.
*In case of eye contact:
After eye contact:
Rinse out with plenty of water.
Call in ophthalmologist.
Remove contact lenses.
*If swallowed:
After swallowing:
Immediately make victim drink water (two glasses at most).
Consult a physician.
-Indication of any immediate medical attention and special treatment needed.
No data available
ACCIDENTAL RELEASE MEASURES of MPEG 2000:
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Observe possible material restrictions.
Take up dry.
Dispose of properly.
Clean up affected area.
FIRE FIGHTING MEASURES of MPEG 2000:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2)
Foam
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water system.
EXPOSURE CONTROLS/PERSONAL PROTECTION of MPEG 2000:
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection.
Safety glasses
*Body Protection:
protective clothing
*Respiratory protection:
Recommended Filter type: Filter A
-Control of environmental exposure:
Do not let product enter drains.
HANDLING and STORAGE of MPEG 2000:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.
STABILITY and REACTIVITY of MPEG 2000:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available
