Dimethyl malonate

CAS Number
108-59-8
EC Number
203-597-8
Chemical Formula
C5H8O4
Molecular Weight
132.11 g/mol
Abbreviation
DMM

Description

Dimethyl malonate (CAS 108-59-8), also known as DMM, is the dimethyl ester of malonic acid used as a reactive intermediate and flavoring agent across specialty chemical and food applications. Its ester functionality makes it a practical building block for synthesizing active ingredients, agrochemicals, and fragrance compounds. In flavor and fragrance manufacturing, DMM contributes fruity, apple-like notes.

It serves as a precursor in synthesizing more complex aroma chemicals. Pharmaceutical and agrochemical producers use it as a key intermediate in the synthesis of barbiturates, vitamin B1, and various crop protection actives. In cosmetic formulations, it appears in processes requiring controlled ester reactivity, particularly in the synthesis of skin-active compounds and specialty esters. Fine chemical manufacturers also rely on it as a methylating agent.

It is also used as a carbonylating agent in multi-step organic synthesis. Dimethyl malonate is supplied as a clear liquid, typically in drums and IBC containers suited for industrial procurement volumes. Standard commercial grades are available for technical and fine chemical use, with select suppliers offering material meeting food-grade or FCC specifications for flavor industry applications.

Purity levels in commercial supply commonly reach 99% and above. This high level of purity ensures consistent performance in sensitive chemical reactions and high-quality end products for global distribution.

Other Names (Synonyms)

Dimethyl propanedioate|Methyl malonate|MALONIC ACID, DIMETHYL ESTER|EM8Y79998C|RefChem:134253|Propanedioic acid, 1,3-dimethyl ester|Propanedioic acid, dimethyl ester|DMM

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point -61.9 °C
Boiling Point 69-71 °C @ Press: 11 Torr
Density 1.12087 g/cm³ @ Temp: 55.00 °C
Flash Point 194 °F
Appearance liquid
Color Clear colorless
Odor fruity
Form Liquid
Water Solubility negligible
Vapor Pressure 0.15 hPa (20 °C)
Refractive Index n 20/D 1.413(lit.)
Log P -0.05 at 20-25℃ and pH6.4

Safety & Handling (Learn More)

Warning
GHS07· Irritant

Hazard Statements

H319 Causes serious eye irritation

Precautionary Statements

P280 Wear protective gloves/protective clothing/eye protection/face protection.
P264+P265 Wash … thoroughly after handling.
P337+P317 If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code 29171910
Storage Class 10 - Combustible liquids
WGK (Germany) 1

Documentation

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