[3,4-a]phthalazine, CAS No. 253-52-1

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253-52-1

Catalog No. EBD2224396

CAS 253-52-1

Name [3,4-a]phthalazine

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Basic Information

Synonyms: Phthalazine 2,3-Benzodiazine Benzo[d]pyridazine Phthalazin [3,4-a]phthalazine 2,3-diazanaphthalene beta-phenodiazine β-phenodiazine 4,5-benzopyridazine phz

Molecular Formula: C8H6N2

Molecular Weight: 130.15

MDL Number: MFCD00006908

Categories: Synthetic Chemistry > Organic Building Blocks > Other Organic Building Blocks Materials Chemistry > Optoelectronic and Organic Semiconductor Materials > OLED and Organic Optoelectronic Precursors

Product Description:

2,3-Diazanaphthalene, also known as phthalazine, is a bicyclic heteroaromatic compound consisting of a benzene ring fused to a pyridazine ring. Its structure features two adjacent nitrogen atoms in the heterocyclic ring, which imparts unique electronic properties and reactivity. This compound serves as a key building block in medicinal chemistry, particularly for the synthesis of heterocyclic intermediates used in drug discovery. Phthalazine derivatives have been explored for their potential biological activities, including antimicrobial, anti-inflammatory, and anticancer properties. It is also utilized as a versatile synthetic intermediate in organic synthesis for constructing more complex heterocyclic systems. Due to its aromatic stability and nitrogen-containing framework, phthalazine is valuable in the development of pharmaceuticals and agrochemicals. It is typically handled as a solid under standard laboratory conditions and requires proper storage to avoid degradation.

Physical Properties

Melting Point: 89-92 °C(lit.)

Boiling Point: 189 °C/29 mmHg(lit.)

Flash Point: 178-180°C/15mm

Density: 1.183 g/cm3

Solubility: Soluble in water, but soluble in methanol, ethanol, benzene, ethyl acetate, less soluble in ethyl ether, insoluble in petroleum ether