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Home > Encyclopedia > 2,3-Dichloro-α-oxobenzeneacetonitrile

2,3-Dichloro-α-oxobenzeneacetonitrile

2,3-Dichloro-α-oxobenzeneacetonitrile structure

2,3-Dichloro-α-oxobenzeneacetonitrile 

structure
  • CAS No:

    77668-42-9

  • Formula:

    C8H3Cl2NO

  • Chemical Name:

    2,3-Dichloro-α-oxobenzeneacetonitrile

  • Synonyms:

    Benzeneacetonitrile,2,3-dichloro-α-oxo-;2,3-Dichloro-α-oxobenzeneacetonitrile;2,3-Dichlorobenzoyl cyanide;2,3-Dichlorobenzoyl nitrile;2-(2,3-Dichlorophenyl)-2-oxoacetonitrile

  • Categories:

    Pharmaceutical Intermediates  >  Bulk Drug Intermediates

Description

White Solid

2,3-Dichloro-α-oxobenzeneacetonitrile Basic Attributes

200.02

200.02

278-747-9

3K95NM9ZHZ

DTXSID80228306

2926909090

Characteristics

40.9

2.8

1.4±0.1 g/cm3

52-53 °C @ Solvent: Ligroine

309°C

141°C

1.580

Safety Information

Xi

Irritant

|Danger|H301 (98.15%): Toxic if swallowed [Danger Acute toxicity, oral]|P261, P264, P270, P272, P273, P280, P301+P310, P302+P352, P305+P351+P338, P321, P330, P333+P313, P337+P313, P363, P391, P405, and P501|Aggregated GHS information provided by 55 companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

2,3-Dichloro-α-oxobenzeneacetonitrile Use and Manufacturing

Methods of Manufacturing

Synthesis of 2, 3-dichlorobenzoyl cyanide2, 3-Dichlorobenzoyl chloride (20.0 g, 100 mmol) and copper(I) iodide (0.90 g, 4.7 mmol) were suspended in acetonitrile (50 mL) and stirred at room temperature until a yellow homogeneous solution formed. Solid sodium cyanide (5.15 g, 1 10 mmol) was charged within 5 to 8 hours. After complete addition the reaction mixture was stirred for one hour, monitoring completion of the reaction by HPLC. The formed inorganic salts (mainly NaCl) were filtered off and washed with acetonitrile (15 mL). The acetonitrile was distilled off at reduced pressure (about 150 mbar). Sodium metabisulfte (NaExample 6: Synthesis of 2, 3-dichlorobenzoyl cyanide; A reactor was loaded with 350.0 g of 2, 3-dichlorobenzoyl chloride (1.67 moles) and 200.0 g of cuprous cyanide. The mixture was heated to 160-165

Uses

2,3-Dichlorobenzoyl Nitrile is an impurity of Lamotrigine (L173250), an anticonvulsant that is used in the treatment of bipolar and depression.

Computed Properties

Molecular Weight:200.02
XLogP3:2.8
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:1
Exact Mass:198.9591691
Monoisotopic Mass:198.9591691
Topological Polar Surface Area:40.9
Heavy Atom Count:12
Complexity:233
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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