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Home > Encyclopedia > 5-(2-Bromophenyl)-2H-tetrazole

5-(2-Bromophenyl)-2H-tetrazole

5-(2-Bromophenyl)-2H-tetrazole structure

5-(2-Bromophenyl)-2H-tetrazole 

structure
  • CAS No:

    73096-42-1

  • Formula:

    C7H5BrN4

  • Chemical Name:

    5-(2-Bromophenyl)-2H-tetrazole

  • Synonyms:

    2H-Tetrazole,5-(2-bromophenyl)-;1H-Tetrazole,5-(2-bromophenyl)-;Tetrazole,5-(o-bromophenyl)-;5-(2-Bromophenyl)-2H-tetrazole;5-(o-Bromophenyl)tetrazole;5-(2-Bromophenyl)-1H-tetrazole;5-(2-Bromophenyl)tetrazole

Description

white to off-white powder

5-(2-Bromophenyl)-2H-tetrazole Basic Attributes

225.05

225.05

148567

DTXSID90339997

29339990

Characteristics

54.5

1.8

white to off-white powder

1.7±0.1 g/cm3

174-176 °C @ Solvent: Ethyl acetate, Toluene

389.3ºC at 760 mmHg

189.2±28.4 °C

1.654

Flammables area

Safety Information

NONH for all modes of transport

3

36/37/38

26-36-37

Xi

P261-P305 + P351 + P338

H315-H319-H335

|Warning|H315 (97.78%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 45 companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

5-(2-Bromophenyl)-2H-tetrazole Use and Manufacturing

2-Bromobenzonitrile (S8) (1 g, 5.494 mmol, 1 equiv.), triethylamine hydrochloride (2.269 g, 16.482 mmol, 3.0 equiv.), and sodium azide (1.072 g, 16.482 mmol, 3.0 equiv.) was suspended in 20 mL toluene and stirred at 100 °C for 6 hours. The reaction was then cooled to room temperature, filtered through a celite pad, and concentrated under vacuum. The residue was reconstituted in 20 mL water, acidified with 1 M KHSOGeneral procedure: In a round-bottomed flask, a mixture of organic nitrile 1 (1.0 equiv) and NaNGeneral procedure: B(CGeneral procedure: A mixtureof benzonitrile and sodium azide was added to 0.5g of 30molpercent CAN supportedHY-zeolite in DMF. Then the reaction mixture was stirred at 110 °C forspecified time. The progress of the reaction was monitored by TLC. Aftercompletion of the reaction the catalyst was removed by simple filtration andthe filtrate was treated with 1N HCl solution followed by extraction with ethylacetate twice. The combined organic layer was finally washed with water anddried over anhydrous sodium sulfate and was evaporated under reduced pressure.The crude product was recrystallized from hot ethanol to obtain pure 5-phenyl-1H-tetrazole. The same procedure has beenfollowed for other tetrazole derivatives. All the synthesized compounds except 10& 11 (Table 4) are known compounds and their spectral dataand physical properties are identical with those reported in literature.General procedure: NHStep 2) 5-(2-Bromophenyl)-1H-tetrazole Step 2 Step 1: Step 1: Step 1: Step 6: Step C

Computed Properties

Molecular Weight:225.05
XLogP3:1.8
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:3
Rotatable Bond Count:1
Exact Mass:223.96976
Monoisotopic Mass:223.96976
Topological Polar Surface Area:54.5
Heavy Atom Count:12
Complexity:154
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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