Chemical Modifications of Turmeric Starch by Oxidation, Phosphorylation, and Succinylation

Nakkala, Komalatha; Godiyal, Shilpa; Ettaboina, Santhosh Kumar; Laddha, K. S.

doi:10.1002/star.202200053

Cited by 11 publications

(9 citation statements)

References 34 publications

(43 reference statements)

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“…Its shows the stability‐indicating power of the method. All the results of degradation studies are shown in Figure 5(a–f) and Table 5 (Cholleti et al, 2022; Muchakayala et al, 2021; Muchakayala et al, 2022; Nakkala et al, 2022; Pydimarry, Cholleti, & Vangala, 2014; Pydimarry, Cholleti, & Venagala, 2014).…”

Section: Resultsmentioning

confidence: 99%

Development and validation of a stability‐indicating, single HPLC method for sacubitril–valsartan and their stereoisomers and identification of forced degradation products using LC–MS/MS

Vijaykumar

Yalavarti²,

Aparna

2022

Biomedical Chromatography

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The aim of this research work was to develop and validate a stability-indicating, single reversed-phase HPLC method for the separation of five impurities, including enantiomers, diastereomers, and degradation products in sacubitril-valsartan tablets.The method was developed using a Chiralcel OJ-RH column (150 Â 4.6 mm, 5 μm) at 45 C with a gradient program of (T/%B) 0.01/25, 10.0/25, 25/38, 37.0/45, 39.0/25, and 45.0/25 at a flow rate of 0.8 ml/min. Mobile phase A consisted of 1 ml of trifluoroacetic acid in 1000 ml of Milli-Q water. Mobile phase B consisted of 1 ml of trifluoroacetic acid in a mixture of acetonitrile and methanol in the ratio of 950:50 (v/v). Sacubitril, valsartan, and their five impurities were monitored at 254 nm. Degradation was not observed when sacubitril-valsartan was subjected to heat, light, hydrolytic, and oxidation conditions. In acid degradation study (1 N HCl/60 C/2 h) impurity 1 (m/z 383.44) was formed, and in base degradation study (0.1 N NaOH/40 C/1 h) impurities 1 and 5 (m/z 265.35) were formed; both impurities were confirmed using LC-MS. The degradation products, enantiomers, and diastereomers were well separated from sacubitril and valsartan, proving the stability-indicating power of the method. The developed method was validated per the International Council for Harmonisation of Technical Requirements for Pharmaceuticals for Human Use guidelines. The inter-and intra-day percentage relative standard deviation for sacubitril, valsartan, and their five impurities was less than 5.2%, recovery of the five impurities was between 93 and 105%, and linearity was ≥0.999. The limit of detection was 0.030-0.048 μg/ml, and the limit of quantification was 0.100-0.160 μg/ml.

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Section: Resultsmentioning

confidence: 99%

Development and validation of a stability‐indicating, single HPLC method for sacubitril–valsartan and their stereoisomers and identification of forced degradation products using LC–MS/MS

Vijaykumar

Yalavarti²,

Aparna

2022

Biomedical Chromatography

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“…Native starch and oxidized starch reveal high (26.02 ± 0.04) and low (15.46 ± 0.12)% syneresis, respectively thus able to produce more stable starches. 67…”

Section: Modification Of Starch By Different Processesmentioning

confidence: 99%

“…Native starch and oxidized starch reveal high (26.02 ± 0.04) and low (15.46 ± 0.12)% syneresis, respectively thus able to produce more stable starches. 67 Regarding the solubility of starch, it is well known that heating leads to an increase in the solubility of Bambara groundnut starch. The oxidized starch has the highest solubility percentage as compared to other acetylated and modied starches.…”

Section: Chemical Processes For Modication Of Starchesmentioning

confidence: 99%

Modification of starch by novel and traditional ways: influence on the structure and functional properties

Suri

Singh²

2023

Sustainable Food Technol.

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“…Total entropy formation decreases as Renault's magnetic field strength, number and number of dipoles increase. [20]. Furthermore, they concluded that its location per bipolar Studies related to the entropy formation of nanofluids and hybrid nanofluids in micro channels, mini channels and cavities have been reviewed for different boundary conditions, and there are significant changes in entropy formation variation when using two and three dipoles.…”

Section: Hybrid Nano Fluidmentioning

confidence: 99%

An Detailed Study on Nano Fluids and Its Applications in Energy Sector

Sivaji¹,

Ramachandran²,

Sowmiya³

2022

JEMM

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Nano liquids are primarily used as coolants for their advanced heat properties in heat exchangers such as Electronic cooling systems (Like flat plates) and radiators. Heat transfer on a flat plate has been analyzed by several researchers. The nanofluid is prepared by suspending small nanoparticles in basic Water and ethylene glycol Such as fluids with or without stabilization techniques. The average size of nanoparticles is less than 100 nm, and The nanoparticles used in nano liquids are usually. The base fluid is a Well stimulant treatment fluid used in cosmetics Continuous phase fluid. Continuous phase fluid may be added, But it is not defined as water, and whether it is liquid or hydrocarbon May be without hydrocarbon gas. Well-induced therapy More than one base fluid can be used. The atomic number can Derived from the dimensional analysis of the Fourier law, because it is equal to the dimensionless temperature gradient at the surface: q Heat transfer rate, k is the constant heat. Conductivity and T is the temperature of the liquid. Sodium benzoic sulfate (SDBS) Water is used as a surfactant in the preparation of nano liquids. Cu nanoparticles with demonized water Nano-liquid samples of three-volume fractions are prepared; the average diameter of the nanoparticles is 25 nm. Many researchers have called the validity stability of nanofluids. The scattering behavior of various non-substances in the solvent varies and depends on many factors. A complete understanding of particle-particle-particle interaction to create a stable fluid. Electronics heat management and increasing the efficiency of fluids for transfer from air to liquid cooling systems. Improving the energy efficiency of electronic systems. Improving rack density for computer systems by reducing computers to sub-1U operating systems. Improvement in Power Module Life (MTPF). A nanofluid is a liquid containing particles the size of nanometers. The Nano liquids are obtained by scattering. Non-aqueous fluid (NAF) is a water-based permeable fluid. Commonly used NAF systems are reverse emulsions based on diesel oil, mineral oil or synthetic fluid. In NAF systems, the water level is emulsified in a continuous oil phase, also known as water-in-oil emulsion or reverse emulsion. Nusselt A is the number Is the dimensionless number closest to the pocket number. Both numbers are held inside the fluid Will be converted to a liquid with thermal energy Used to describe the ratio of thermal energy.

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Chemical Modifications of Turmeric Starch by Oxidation, Phosphorylation, and Succinylation

Cited by 11 publications

References 34 publications

Development and validation of a stability‐indicating, single HPLC method for sacubitril–valsartan and their stereoisomers and identification of forced degradation products using LC–MS/MS

Development and validation of a stability‐indicating, single HPLC method for sacubitril–valsartan and their stereoisomers and identification of forced degradation products using LC–MS/MS

Modification of starch by novel and traditional ways: influence on the structure and functional properties

An Detailed Study on Nano Fluids and Its Applications in Energy Sector

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