554-12-1
Product Name:
Methyl propionate
Formula:
C4H8O2
Synonyms:
Methyl propionate;Propionic acid methyl ester
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Methyl propionate appears as a clear colorless liquid. Flash point 28 °F. Density about the same as water. Vapors heavier than air. May irritate skin, eyes, and mucous membranes. Used for flavoring and as a solvent. |
|---|---|
| Color/Form | Colorless liq |
| Odor | SWEET, FRUITY, RUM-LIKE ODOR |
| Taste | SWEET, RUM TASTE |
| Boiling Point | 175.5 °F at 760 mmHg (NTP, 1992) |
| Melting Point | -125 °F (NTP, 1992) |
| Flash Point | 28 °F (NTP, 1992) |
| Solubility | 50 to 100 mg/mL at 72 °F (NTP, 1992) |
| Density | 0.937 at 39 °F (NTP, 1992) - Less dense than water; will float |
| Vapor Density | 3.03 (NTP, 1992) - Heavier than air; will sink (Relative to Air) |
| Vapor Pressure | 40 mmHg at 52 °F (NTP, 1992) |
| LogP | log Kow= 0.82 |
| Henry's Law Constant | Henry's Law constant= 1.74X10-4 atm cu m/mole @ 25 °C |
| Autoignition Temperature | 873 °F (NTP, 1992) |
| Decomposition | When heated to decomposition it emits acrid smoke and irritating fumes. |
| Odor Threshold | THE PROBABLE HUMAN VALUES FOR ODOR AND FLAVOR THRESHOLDS IN WATER WERE REPORTED AS 100 AND 50 PPB, RESPECTIVELY. |
| Refractive Index | Index of refraction: 1.3775 @ 20 °C/D |
| Kovats Retention Index | 614 611.6 613 615.2 610 629 607 622 627 615 618 627 629 618 617 617 612 607 600 611 618 617 617 611 613.3 617 615 616.5 621 616 616 639 611 618 639 621 611 621 626 |
| Other Experimental Properties | When heated to decomposition it emits acrid smoke and irritating fumes. |
| Chemical Classes | Solvents -> Esters (<C12) |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Flame Flammables GHS02  Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H225:Flammable liquids H318:Serious eye damage/eye irritation H332:Acute toxicity,inhalation |
| 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. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
| Molecular Weight | 88.11 g/mol |
|---|---|
| XLogP3 | 0.8 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 2 |
| Exact Mass | 88.052429494 g/mol |
| Monoisotopic Mass | 88.052429494 g/mol |
| Topological Polar Surface Area | 26.3 Ų |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Complexity | 49.5 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Methyl propionate appears as a clear colorless liquid. Flash point 28 °F. Density about the same as water. Vapors heavier than air. May irritate skin, eyes, and mucous membranes. Used for flavoring and as a solvent.