Dimethyl chloromalonate, CAS No. 28868-76-0

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28868-76-0

Catalog No. EBD26398

CAS 28868-76-0

Name Dimethyl chloromalonate

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Basic Information

Synonyms: dimethylchloropropanedioate 2-Chloro-malonicaciddimethylester Dimethylchloromalonate

Molecular Formula: C5H7ClO4

Molecular Weight: 166.56

Categories: Synthetic Chemistry > Organic Building Blocks > Halogenated Compounds Synthetic Chemistry > Organic Building Blocks > Carboxylic Acids and Esters Synthetic Chemistry > Basic Synthetic Reagents > Halogenation Reagents

Product Description:

Dimethyl chloromalonate is a diester derivative of chloromalonic acid, featuring a central carbon atom substituted with a chlorine atom and two methyl ester groups. It is a colorless to pale yellow liquid commonly used as a versatile synthetic building block in organic chemistry. This compound serves as a key intermediate for introducing the malonate moiety into target molecules, particularly in the synthesis of heterocycles, pharmaceuticals, and agrochemicals. The chlorine atom acts as a leaving group, enabling nucleophilic substitution reactions to form carbon-carbon or carbon-heteroatom bonds. It is also employed as a halogenating reagent in specific transformations, such as the preparation of ж┴-halo carbonyl compounds. Due to its reactivity and stability, dimethyl chloromalonate is widely utilized in laboratory-scale research and industrial process development. It should be handled with care, as it is a lachrymator and may cause irritation upon contact. Proper storage in a cool, dry environment away from strong bases and nucleophiles is recommended to maintain its integrity.

Physical Properties

Boiling Point: 105-106 °C/19 mmHg(lit.)

Flash Point: 107 °C

Density: 1.305 g/mL at 25 °C(lit.)

Refractivity: n20/D 1.437(lit.)

Safety Information

Packing Level: II

Hazard Category: 8

Transport Codes: 3265