Methyl 3-methoxypropionate

Pharmaceutical Materials 2025-03-02

CAS Number: 3852-09-3

Molecular Formula: C5H10O3

Molecular Weight: 118.13 g/mol

Appearance: Clear colorless liquid

Density: 1.009 g/mL at 25°C

Boiling Point: 142-143°C

Usage: Used as a medical intermediate.

 

Attribute Details
Name Methyl 3-methoxypropionate
CAS Number 557-20-0
EINECS Number 209-148-3
Molecular Formula C5H10O3
Molecular Weight 118.13 g/mol
Synonyms Methyl beta-methoxypropionate; Methyl 3-methoxypropanoate; Methyl 3-methoxypropionic acid methyl ester; beta-Methoxypropionic acid methyl ester
Appearance Clear, colorless liquid with a faint odor
Density 1.046 g/mL at 25°C (lit.)
Boiling Point 134-135°C (273-275°F) at 760 mmHg
Flash Point 39°C (102°F)
Refractive Index 1.4090 (20°C)
Solubility Soluble in organic solvents such as ethanol and ether, insoluble in water
Stability Stable under normal conditions. Incompatible with oxidizing agents and strong acids.
Hazard Statements H302: Harmful if swallowed; H315: Causes skin irritation; H319: Causes serious eye irritation
Precautionary Statements P261: Avoid breathing dust/fume/gas/mist/vapors/spray; P264: Wash hands thoroughly after handling; P270: Do not eat, drink or smoke when using this product; P301+P312: If swallowed: Call a POISON CENTER or doctor/physician if you feel unwell; P302+P352: If on skin: Wash with plenty of water; P305+P351+P338: If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing; P332+P313: If skin irritation occurs: Seek medical advice/attention; P337+P313: If eye irritation occurs: Seek medical advice/attention
Storage Conditions Store in a cool, dry place. Keep away from heat, sparks, and open flames. Keep container tightly closed.

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