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Table 7 Stability studies of ensifentrine

From: Integrating green analytical chemistry and analytical quality by design: an innovative approach for RP-UPLC method development of ensifentrine in bulk and inhalation formulations

Stress condition

Treatment

% Degradation (EFT)

Degradation: Acid-hydrolysis

2N HCl, for 30 min at 60 °C

5.15

Degradation: Alkali-hydrolysis

2N NaOH, for 30 min at 60 °C

4.38

Degradation: Oxidative process

20% H2O2, for 30 min at 60 °C

4.81

Degradation: Thermal process

105 °C for 6 h

3.23

Degradation: Photolytic process

UV light for 7 days

2.03

Degradation: Neutral-hydrolysis

Water at 60 °C for 6 h

0.22

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BMC Chemistry

ISSN: 2661-801X

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