5-BROMOBENZO[D]OXAZOL-2-AMINE Chemical Properties

Boiling point:

340.4±34.0 °C(Predicted)

Density 

1.6569 (rough estimate)

refractive index 

1.6500 (estimate)

storage temp. 

2-8°C(protect from light)

pka

0.73±0.10(Predicted)

Appearance

Light yellow to brown Solid

Safety Information

HS Code 

2934999090

5-BROMOBENZO[D]OXAZOL-2-AMINE Usage And Synthesis

Uses

5-Bromobenzo[D]oxazol-2-amine is a heterocyclic derivative and can be used as an intermediate in organic synthesis.

Synthesis

At room temperature, add solid bromide to a stirred solution of 2-amino-4-bromophenol in methanol, and react to obtain 5-bromobenzo[D]oxazol-2-amine.

References

[1] Patent: WO2013/23184, 2013, A1. Location in patent: Paragraph 00231; 00232
[2] Patent: WO2013/71272, 2013, A1. Location in patent: Paragraph 00225-00255
[3] Patent: EP2792360, 2014, A1. Location in patent: Paragraph 0217-0218
[4] Patent: CN105130973, 2018, B. Location in patent: Paragraph 0053; 0064-0066
[5] Journal of Pharmaceutical Sciences, 1964, vol. 53, p. 538 - 544

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