Category:
Biochemistry Reagent
CAS NO:
3458-28-4
Standard:
N;
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Basic Info
CAS Number
3458-28-4
Pharmacopoeia
N;
Grade
Food Grade
Is Manufacturer
No
Packaging & Delivery
Packaging Specification
25KG/drum
Minimum Order Quantity
1kg
Delivery Cycle
10-30days
Product Description
Diethyl malonate CAS Number 105-53-3 Molecular Formula C7H12O4 Molecular Weight 160.17 EC Number 203-305-9 Package：25KG/drum Function: Application: Pharmaceutical intermediates and organic synthesis Tags:
Specification of Diethyl Malonate;CAS:105-53-3 /Best price in China
|
Items |
Result |
|
Appearance |
Liquid |
|
Content |
99.0%min |
|
Moisture |
<0.04% |
|
Brand |
Terppon |
|
Heavy Metals |
<0.002% |
Advantage of /Best price in China
(1) High quality
(2) Competitive price
(3) First-class service and product
(4) Environment friendly
(5) Great performance
(6) Easy application
AI Product Description
*The following content is generated by AI and is for reference only.
Diethyl malonate, chemically known as diethyl propanedioate, is a versatile organic compound widely utilized in the fields of organic synthesis, pharmaceuticals, and agrochemicals. With the molecular formula C₇H₁₂O₄ and a molecular weight of approximately 160.17 g/mol, this colorless liquid possesses a characteristic fruity odor. Its primary identifier, the CAS number 105-53-3, facilitates its tracking across global chemical databases and regulatory frameworks. Structurally, it consists of a central methylene group flanked by two ester functionalities attached to ethyl groups, rendering it highly reactive under basic conditions.
The most significant application of diethyl malonate lies in its role as a key building block for the synthesis of complex organic molecules. It serves as the foundational precursor in the famous malonic ester synthesis, a classical method used to construct substituted acetic acids, carboxylic acids, and various heterocyclic compounds. This reaction pathway involves the deprotonation of the active methylene group by a strong base to form a nucleophilic enolate, which then undergoes alkylation with alkyl halides. Following hydrolysis and decarboxylation, diverse carbon skeletons can be generated with high precision. Consequently, it is indispensable in the manufacturing of barbiturates, certain vitamins, and flavoring agents.
Beyond pharmaceutical production, diethyl malonate finds extensive use in the agrochemical industry as an intermediate for synthesizing fungicides and herbicides. Its ability to introduce specific functional groups makes it valuable in fine chemical manufacturing, including the production of dyes, perfumes, and plasticizers. The compound is generally soluble in common organic solvents but exhibits limited solubility in water. Due to its reactivity and potential irritant properties, handling requires standard safety precautions, including the use of personal protective equipment and adequate ventilation. Despite these considerations, its efficiency and versatility ensure its continued prominence in laboratory research and industrial processes worldwide. As a stable yet reactive ester, diethyl malonate remains a cornerstone reagent for chemists aiming to build complex molecular architectures efficiently and reliably.
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