Salt cocrystal of diclofenac sodium-l-proline: Structural, pseudopolymorphism, and pharmaceutics performance study

I Nugrahani, RA Kumalasari, WN Auli, A Horikawa… - Pharmaceutics, 2020 - mdpi.com
Previously, we have reported on a zwitterionic cocrystal of diclofenac acid and L-proline.
However, the solubility of this multicomponent crystal was still lower than that of diclofenac …

Composing novel diclofenac potassium and l-proline salt cocrystal as a strategy to increase solubility and dissolution

I Nugrahani, SW Komara, A Horikawa… - Journal of Pharmaceutical …, 2020 - Elsevier
This research dealt with the multicomponent crystal developed from diclofenac potassium
and l-proline to improve the pharmaceutical performance of this anti-inflammatory drug …

Non-Covalent Reactions Supporting Antiviral Development

I Nugrahani, E Susanti, T Adawiyah, S Santosa… - Molecules, 2022 - mdpi.com
Viruses are the current big enemy of the world's healthcare systems. As the small infector
causes various deadly diseases, from influenza and HIV to COVID-19, the virus continues to …

New sodium mefenamate–nicotinamide multicomponent crystal development to modulate solubility and dissolution: preparation, structural, and performance study

I Nugrahani, F Fisandra, A Horikawa… - Journal of Pharmaceutical …, 2021 - Elsevier
A cocrystal of mefenamic acid (MA)-nicotinamide (NA) has been reported to increase the
solubility of MA, but it still does not exceed the solubility of sodium mefenamate (SM) …

[PDF][PDF] Preparation and Solid-State Characterization of Ketoprofen-Succinic Acid-Saccharin co-Crystal with Improved Solubility

T Imanto, ER Wikantyasning, S Nurwaini… - Int J Appl …, 2024 - researchgate.net
Objective: This study aimed to improve the solubility of Ketoprofen, a non-steroidal anti-
inflammatory drug (NSAID) that belongs to the Biopharmaceutical Classification System …

Sustainable Pharmaceutical Preparation Methods and Solid-state Analysis Supporting Green Pharmacy

I Nugrahani - Current Pharmaceutical Analysis, 2021 - benthamdirect.com
Every" entity" or compound has physical and chemical properties as references for the
synthesis and determination of the entity's structure. Thermodynamically, solid-state is the …

Ferrocenylmethylation of theophylline

D Weinem, JM Strumberger, F Mohr - Zeitschrift für Naturforschung B, 2023 - degruyter.com
The sodium salt of theophylline is ferrocenylmethylated at N7 in water using [FcCH2NMe3] I.
Further alkylation at N9 with various reagents and under different conditions was however …

Crystal structure of [Rh2 (μ-OAc) 2 (μ-HNOCCF3) 2 (theophylline) 2]· 6H2O. Metal bonding to theophylline at the unexpected N (9) site due to the crystal packing effect …

K Aoki, MA Salam, NH Hu, K Murayama - Journal of Molecular Structure, 2022 - Elsevier
Reaction of theophylline with [Rh 2 (μ-OAc) 2 (μ-HNOCCF 3) 2] gave [Rh 2 (μ-OAc) 2 (μ-
HNOCCF 3) 2 (theophylline) 2]· 6H 2 O (1), whose crystal structure was determined by …

[PDF][PDF] Effect of ethanol-water composition on clindamycin hydrochoride pseudopolymorphism

I Nugrahani, S Anggraeni - Int. J. Pharma Sci, 2016 - academia.edu
Objective: Formation of clindamycin hydrochloride (clindamycin HCl) in monohydrate-
ethanolate from the recrystallization process with ethanol–water (5: 2) has been reported a …

[PDF][PDF] Development and validation of a RP-HPLC method for the determination of Bamifylline hydrochloride in tablet dosage form

P Ravisankar, S Sultana, I Mary Thanuja… - Int J Appl …, 2017 - researchgate.net
Objective: The objective of the current study was to develop and validate a novel RP-HPLC
method for determination of bamifylline hydrochloride in pharmaceutical dosage form …