107-98-2
Product Name:
1-Methoxy-2-propanol
Formula:
C4H10O2
Synonyms:
1-Methoxy-2-propanol;Propylene glycol methyl ether;Propylene glycol monomethyl ether;Propyleneglycol monomethyl ether
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | 1-methoxy-2-propanol appears as a colorless liquid. Flash point near 89 °F. Less dense than water. Contact irritates skin, eyes and mucous membranes. Prolonged exposure to vapors may cause coughing, shortness of breath, dizziness and intoxication. Vapors heavier than air. Used as a solvent and as an antifreeze agent. |
|---|---|
| Color/Form | Colorless liquid |
| Odor | Weak pleasant odor |
| Taste | BITTER TASTE |
| Boiling Point | 248 °F at 760 mmHg (NTP, 1992) |
| Melting Point | -139 °F (NTP, 1992) |
| Flash Point | 97 °F (NTP, 1992) |
| Solubility | greater than or equal to 100 mg/mL at 66 °F (NTP, 1992) |
| Density | 0.924 at 68 °F (USCG, 1999) - Less dense than water; will float |
| Vapor Density | 3.11 (NTP, 1992) - Heavier than air; will sink (Relative to Air) |
| Vapor Pressure | 11.8 mmHg at 77 °F (NTP, 1992) |
| Henry's Law Constant | Henry's Law constant = 9.2X10-7 atm-cu m/mol at 25 °C |
| Stability/Shelf Life | Volatile liquid. |
| Autoignition Temperature | 270 °C at 1013 hPa |
| Viscosity | 1.81 mPa-s at 20 °C |
| Heat of Combustion | -556 kcal/mole; -6.18 kcal/g; -11,115 BTU/lb |
| Heat of Vaporization | 46.2 kJ/mol at standard conditions |
| Surface Tension | 27.7 dynes/cm |
| Odor Threshold | Odor Threshold Low: 10.0 [mmHg] Odor Threshold High: 100.0 [mmHg] Odor threshold from CHEMINFO, low (detection), high (objectionable) |
| Refractive Index | Index of refraction = 1.4034 at 20 °C/D |
| Relative Evaporation Rate | 0.71 (Butyl acetate = 1) |
| Kovats Retention Index | 673.2 673.4 669 658 |
| Other Experimental Properties | Percent saturated in air: 1.55 at 25 °C |
| Chemical Classes | Solvents -> Glycol Ethers (P Series) |
SAFETY INFORMATION
| Signal word | Warning |
|---|---|
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H226:Flammable liquids H336:Specific target organ toxicity,single exposure; Narcotic effects |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P242:Use only non-sparking tools. P243:Take precautionary measures against static discharge. |
COMPUTED DESCRIPTORS
| Molecular Weight | 90.12 g/mol |
|---|---|
| XLogP3 | -0.2 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 2 |
| Exact Mass | 90.068079557 g/mol |
| Monoisotopic Mass | 90.068079557 g/mol |
| Topological Polar Surface Area | 29.5 Ų |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Complexity | 28.7 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 1 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
1-methoxy-2-propanol appears as a colorless liquid. It is mainly used as solvent, dispersant and diluent, as well as fuel antifreeze, extractant, etc. Used as solvent of nitrocellulose, compounding agent of brake oil and detergent, etc. Widely used in coatings and cleaners. It can be used as the active solvent of water-based coatings; Active solvent and coupling agent of solvent based printing ink; Solvent for ballpoint pens and pens.