Name | dipropylene glycol monomethyl ether, mixture of isomers |
Synonyms | DPM Methoxypropoxypropanol Di(propylene glycol) methyl ether Dipropylene glycol monomethyl ether dipropylene glycol monomethyl ether, mixture of isomers |
CAS | 34590-94-8 |
EINECS | 252-104-2 |
InChI | InChI=1/C7H16O3/c1-3-7(8)10-6-4-5-9-2/h7-8H,3-6H2,1-2H3 |
Molecular Formula | C7H16O3 |
Molar Mass | 148.2 |
Density | 0.958g/cm3 |
Melting Point | -80°C |
Boling Point | 155.6°C at 760 mmHg |
Flash Point | 47.9°C |
Vapor Presure | 1.09mmHg at 25°C |
Appearance | Transparent liquid |
Storage Condition | Room Temprature |
Refractive Index | 1.423 |
MDL | MFCD00059604 |
Physical and Chemical Properties | Character: colorless transparent viscous liquid. With a pleasant smell. melting point -80 ℃ boiling point 187.2 ℃ relative density 0.9608 refractive index 1.4220 flash point 82 ℃ solubility in water and a variety of organic solvents miscible. |
Use | Used as a solvent for nitrocellulose, ethyl cellulose, polyvinyl acetate, etc |
Safety Description | S23 - Do not breathe vapour. S24/25 - Avoid contact with skin and eyes. |
UN IDs | NA 1993 / PGIII |
Raw Materials | Ethylene Oxide Methyl alcohol Methyl alcohol |
nature:
1. Dipropylene glycol monomethyl ether is a colorless liquid with a lower melting point and a higher boiling point.
2. Soluble in water and many organic solvents, with good solubility.
3. It has low toxicity and volatility, and a certain degree of stability.
Usage:
1. Dipropylene glycol monomethyl ether is mainly used as an industrial solvent and can be used in fields such as paint, varnish, ink, coatings, and adhesives.
2. Can be used as a cleaning agent and solvent in the electronics industry.
3. It can be used as an additive for lubricating oil, an agent to reduce surface tension, and so on.
Method:
Dipropylene glycol monomethyl ether can be synthesized by reacting dipropylene glycol and methanol in the presence of a catalyst. There are various specific preparation methods, such as epoxidation reaction, oxidation reaction, etc.
Security information:
Dipropylene glycol monomethyl ether is relatively safe when used appropriately, but the following precautions should still be taken:
1. Avoid contact with skin and eyes. In case of accidental contact, rinse immediately with plenty of water.
2. Avoid inhaling its vapor and use it in a well ventilated area.
3. Do not mix with strong oxidants to avoid dangerous reactions.
4. Store away from sources of fire and high temperatures.
When using, attention should be paid to personal protective measures and relevant safety operating procedures should be followed.