Dipropylene glycol monomethyl ether
Dipropylene glycol monomethyl ether (CAS: 34590-94-8; Formula: CH3OC3H6OC3H6OH; Molar Mass: 148.20 g/mol) is a versatile glycol ether with a low evaporation rate. It serves as an excellent solvent and coupling agent in numerous industrial applications, including coatings, inks, and cleaners. Its unique properties make it valuable in chemical synthesis and as an organic building block.

Coatings and Inks
Acts as a coalescing agent in water-based coatings, improving film formation. It is also used as a solvent in various printing inks, aiding pigment dispersion and flow.
Cleaners and Degreasers
Its solvency power makes it effective in household and industrial cleaning formulations for removing grease and grime. It can be found in hard surface cleaners and floor polishes.
Chemical Synthesis
Serves as a reactive intermediate or building block in the synthesis of more complex organic molecules. Its ether and alcohol functionalities allow for various chemical transformations.
Cosmetics and Personal Care
Used in some cosmetic formulations as a solvent or humectant, contributing to product texture and stability. (Note: Specific grade suitability required).
| Molecular weight | 148.20 |
|---|---|
| Linear formula | CH3OC3H6OC3H6OH |
| Assay | ≥95.0% (GC) |
| Grade | purum |
| Boiling point | 90-91 °C/12 mmHg(lit.) |
| Density | 0.954 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.422 |
| Vapour pressure | 0.4 mmHg (25 °C) |
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 74 °C / 165.2 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Dipropylene glycol monomethyl ether used for?
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Dipropylene glycol monomethyl ether is used as a solvent and coupling agent in coatings, inks, and cleaners, and as a building block in chemical synthesis.
What is the CAS number and formula for Dipropylene glycol monomethyl ether?
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The CAS number is 34590-94-8 and the chemical formula is CH3OC3H6OC3H6OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dipropylene glycol monomethyl ether at a purum grade with an assay of ≥95.0% (GC). We do not represent this product as USP, BP, or EP grade.
How should Dipropylene glycol monomethyl ether be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a suitable respirator if airborne concentrations are high. Refer to the Safety Data Sheet for full details.
Is Dipropylene glycol monomethyl ether a controlled substance?
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Based on the provided data, Dipropylene glycol monomethyl ether is not listed as a controlled substance. However, users should always verify local regulations.
How is Dipropylene glycol monomethyl ether packed and shipped?
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Tech Serve Solutions exports fine chemicals globally. Packaging and shipping methods are tailored to comply with international transport regulations and customer requirements.
How can I request a quote or sample of Dipropylene glycol monomethyl ether?
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To request a quote or sample, please contact our sales team through the website or by phone. Provide the product name and CAS number for prompt service.
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