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Table 5 Stability studies of compound 1 in aloe vera juice and White Lotion USP for pH

From: Aesculin based glucosamine-6-phosphate synthase inhibitors as novel preservatives for food and pharmaceutical products: in-silico studies, antioxidant, antimicrobial and preservative efficacy evaluation

Compound(s) Change in pH with time
0 month 1 month 2 month 3 month 4 month 5 month 6 month
Compound 1 # 5.8 ± 0.45a 6.0 ± 0.50b 5.9 ± 0.04c 5.7 ± 0.21d 5.8 ± 0.34e 5.9 ± 0.02f 5.8 ± 0.44 g
@ 5.6 ± 0.23a 5.9 ± 0.44b 5.7 ± 0.44c 5.8 ± 0.23d 5.7 ± 0.39e 5.8 ± 0.29f 6.0 ± 0.43 g
Sodium benzoate # 5.6 ± 0.23 6.9 ± 0.44 5.7 ± 0.44 5.8 ± 0.23 6.7 ± 0.39 6.8 ± 0.29 7.0 ± 0.43
@ 5.7 ± 0.55 5.6 ± 0.89 5.6 ± 0.34 5.6 ± 0.46 6.0 ± 0.59 6.0 ± 0.93 5.6 ± 0.18
Propyl paraben # 5.8 ± 0.07 5.7 ± 0.67 5.6 ± 0.67 5.7 ± 0.79 5.8 ± 0.35 5.9 ± 0.59 5.8 ± 0.28
@ 5.9 ± 0.56 5.6 ± 0.98 6.0 ± 0.89 5.8 ± 0.19 5.6 ± 0.18 5.5 ± 0.78 5.7 ± 0.82
Ethyl paraben # 5.6 ± 0.23 6.9 ± 0.44 5.7 ± 0.44 5.8 ± 0.23 6.7 ± 0.39 6.8 ± 0.29 7.0 ± 0.43
@ 5.7 ± 0.55 5.6 ± 0.89 5.6 ± 0.34 5.6 ± 0.46 6.0 ± 0.59 6.0 ± 0.93 5.6 ± 0.18
  1. # Aloe vera juice; @ White lotion USP
  2. All pH values were recorded in triplicate (n = 3) and the mean values are presented. Different letters mean p < 0.05 in each line by One-way ANOVA test
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BMC Chemistry

ISSN: 2661-801X

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