Development of a mechanistic amino acid activation reaction kinetics model for safe and efficient solid phase peptide synthesis

J Wang, P Agrawal, JY Buser, MC Embry… - Industrial & …, 2023 - ACS Publications
Amino acid pre-activation is a critical reaction step during solid phase peptide synthesis due
in part to the formation of impurities such as isomer, N, N′-diisopropylcarbodiimide-adduct …

Process scale-up hazard analysis and product yield investigation of cyclohexanol oxidation to cyclohexanone using RC1 calorimetry

TF Parker, Y Quan, BA Wilhite… - Industrial & Engineering …, 2022 - ACS Publications
For industrial reactions, cooling requirements must be carefully determined to prevent
thermal runaway, while product yields are also important for economic analysis. In this work …

Process hazard evaluation for catalytic oxidation of 2-octanol with hydrogen peroxide using calorimetry techniques

Y Sun, L Ni, M Papadaki, W Zhu, J Jiang… - Chemical Engineering …, 2019 - Elsevier
In this work, various calorimetric and analytical techniques were implemented to identify
reaction pathways and safety issues associated with the 2-octanol to 2-octanone two liquid …

Kinetic model-aided process optimization via integrated in-situ FTIR and real-time oscillatory shear rheometry: A case study on impurity control and gelation mitigation …

J Wang, A Niemoeller, S Viswanath - Chemical Engineering Journal, 2023 - Elsevier
Solid phase peptide synthesis is a widely used technique for the production of medicinal
peptides, particularly when using unnatural amino acids. In such processes, when the …

[HTML][HTML] Kinetics and intensification of tertiary amine N-oxidation: Towards a solventless, continuous and sustainable process

A Chaudhuri, WG Backx, LLC Moonen… - Chemical Engineering …, 2021 - Elsevier
The N-oxidation of tertiary amines is an industrially important reaction, with the product
having applications as surfactants, biocides, and emulsifiers. Currently, most processes for …

Experimental study of electrostatic hazard inside scrubber column using response surface methodology

J Wang, Y Sun, X Gao, MS Mannan, B Wilhite - Chemical Engineering …, 2019 - Elsevier
Electrostatic ignition has triggered significant fire/explosion incidents in liquid processing
industries including chemical, oil/gas, food, pharmaceutical and transportation. In this work …

Mechanism study of ammonium nitrate decomposition with chloride impurity using experimental and molecular simulation approach

R Xia, J Wang, Z Han, Z Li, MS Mannan… - Journal of hazardous …, 2019 - Elsevier
Fire/explosion due to ammonium nitrate (AN) decomposition poses significant safety
hazards which are exacerbated in the presence of salts including potassium chloride (KCl) …

Integrated thermodynamic and kinetic model of homogeneous catalytic N‐oxidation processes

J Wang, MS Mannan, BA Wilhite - AIChE Journal, 2020 - Wiley Online Library
The homogeneous phosphotungstic acid catalyzed N‐oxidation of alkylpyridines by
hydrogen peroxide has important applications in pharmaceutical and fine chemical …

Application of response surface methodology for hazard analysis of 2-butanol oxidation to 2-butanone using RC1 calorimetry

T Parker, Y Mao, Q Wang - Journal of Loss Prevention in the Process …, 2022 - Elsevier
In order to scale-up highly exothermic reactions for industrial use within the process
industries, cooling requirements for these reactions must be determined so as to prevent …

Process Safety in the Pharmaceutical Industry─ Part II: Process Safety Labs and Instruments Used in Process Safety Labs for Thermal Hazards

LM Alabanza, A Allian, AC Ferretti… - … Process Research & …, 2024 - ACS Publications
Process safety groups in the pharmaceutical industry are important components of active
pharmaceutical ingredient development through its life cycle, from discovery to commercial …