Di(propylene glycol) propyl ether, mixture of isomers
Di(propylene glycol) propyl ether, mixture of isomers (CAS: 29911-27-1) is a chemical compound with the linear formula C <sub>9</sub>H <sub>20</sub>O <sub>3</sub> and a molecular weight of 176.25 g/mol. This ether possesses unique solvency properties, making it valuable in various industrial applications. It is utilized as a solvent in coatings, inks, and cleaners, and also finds use as an intermediate in chemical synthesis.
- IUPAC
- DOWANOL® DPnP
- Synonyms
- CH3CH2CH2OC3H6OC3H6OH

Solvent in Coatings and Inks
This ether serves as an effective solvent for various resins and polymers used in coatings and printing inks. Its moderate evaporation rate allows for good flow and leveling properties in applied films.
Industrial Cleaning Formulations
Due to its ability to dissolve both polar and non-polar substances, it is incorporated into industrial cleaning formulations. It helps in removing greases, oils, and other organic residues from surfaces.
Chemical Intermediate
The compound can act as a building block or intermediate in the synthesis of more complex organic molecules. Its ether and alcohol functionalities allow for further chemical modification.
Materials Science Applications
Its properties are leveraged in materials science for applications involving hydrophobic polymers and the development of advanced materials, owing to its oligomeric structure.
| Molecular weight | 176.25 |
|---|---|
| Linear formula | CH3CH2CH2OC3H6OC3H6OH |
| Assay | ≥98.5% |
| Boiling point | 212 °C(lit.) |
| Density | 0.92 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.424(lit.) |

Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 88 °C / 190.4 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36 |
| Safety statements (S) | 26-36 |
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 Di(propylene glycol) propyl ether used for?
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Di(propylene glycol) propyl ether is primarily used as a solvent in coatings, inks, and industrial cleaning formulations. It also functions as a chemical intermediate in organic synthesis and has applications in materials science.
What are the CAS number and formula for Di(propylene glycol) propyl ether?
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The CAS number for Di(propylene glycol) propyl ether, mixture of isomers, is 29911-27-1. The linear formula is C <sub>9</sub>H <sub>20</sub>O <sub>3</sub>.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Di(propylene glycol) propyl ether with an assay of ≥98.5%. This product is intended for research and industrial applications and is not represented as USP, BP, EP, or pharmaceutical grade.
What are the primary safety hazards associated with this chemical?
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Di(propylene glycol) propyl ether is classified as a warning substance (GHS07) and causes serious eye irritation (H319). Appropriate personal protective equipment, including eyeshields and gloves, should be worn, and good industrial hygiene practices must be followed.
How is this chemical packed and exported?
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This chemical is suitable for transport and is packed in compliance with relevant regulations. Tech Serve Solutions has extensive experience in exporting chemicals globally.
How can I request a sample or quote?
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To request a sample or a quotation for Di(propylene glycol) propyl ether, please contact our sales team through the website or by phone, providing your specific requirements and delivery details.
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