Synthesized by Fischer-Tropsch process from carbon monoxide and hydrogen which are catalytically converted to a mixture of paraffin hydrocarbon. Lower molecular weight fractions are removed by distillation. ... [alpha]pinene, [beta]pinene, and/or dipentene; acid value less than 5, saponification number less than 5, and color …

Additionally, we discovered that α-pinene induced ferroptosis, a newly identified programmed cell death process, in EL-4 cells through lipid peroxidation and iron accumulation. Activation of the system x c − /GSH/GPX4 axis and upregulation of iron transporters, such as Slc39a8 and TfR1, were observed in α-pinene-induced ferroptosis.

1. Introduction (-)-α-pinene (C 10 H 16) is a bicyclic hydrocarbon with a monoterpenoidic structure that is abundant in the essential oils of pine trees and rosemary plants, and it can be used to produce α-pinene oxide for further compound preparation, such as that of carvone, campholenic aldehyde and isopinocamphone [1]. α-Pinene …

2.3. Time-Kill Assay. While subjected to different concentrations of the α-pinene, yeast growth was analyzed over time. C. albicans ATCC 76485 was subjected to the experimental method for microbial death kinetics (Figure 2).The graph presents the log10 of CFU/mL versus time of exposure in the presence of α-pinene (MIC/2, MIC, and …

Based on a separation technique, distillation (packed column), alpha-pinene, betapinene, d- - limonene and cadinene is separated out from Ortviken turpentine. Östrand mill constitutes with sulphur as methyl mercaptan, is necessary to remove in the beginning because of its affects to process and equipment.

The process of alpha-pinene hydration using acetic acid as the promoter and AHA. plus phosphoric acid as the catalyst is shown in Figure 11. Molecules 2022, 27, x FOR PEER REVIEW 10 of 17 .

IUPAC Standard InChIKey: GRWFGVWFFZKLTI-UHFFFAOYSA-N Copy CAS Registry Number: 80-56-8 Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. Species with the same structure:

2,3-Epoxypinane, one of the alpha-pinene derivatives, has great economic value. Among the catalyst systems for the epoxidation of alpha-pinene, Salen transition metal complexes have shown exceptional catalytic activities, yet their reusability was a major problem. Herein, for the first time, we developed a heterogeneous microcrystalline …

Organonitrates (ON) are important components of secondary organic aerosols (SOAs). α-Pinene (C10H16), the most abundant monoterpene in the troposphere, is a precursor for the formation of several of these compounds. ON from α-pinene can be produced in the gas phase via photochemical processes and/or following reactions with oxidizers …

Introduction: Medicinal Cannabis History, Entourage/Synergism "Medicinal cannabis" is defined as the use of a cannabis-based product for the treatment of an illness ().Patients can currently access cannabis products for medicinal purposes under the supervision of a medical specialist in many countries throughout the world; however, …

Chemistry of Frankincense Oil. Frankincense essential oil is derived from the resinous tears of trees that have been carefully scored, or "bled.". If cared for properly, frankincense trees can produce tears for hundreds of years! After a careful distillation process, the essential oil has a complex mixture of monoterpenes: alpha-Pinene ...

This study reports substantial improvement in the process for oxidising α-pinene, using environmentally friendly H 2 O 2 at high atom economy (∼93%) and selectivity to α-pinene oxide (). The epoxidation of α-pinene with H 2 O 2 was catalysed by tungsten-based polyoxometalates without any solvent. The variables in the …

It was shown that DT0_HCl_HNO 3-activated carbon was the most active material in the alpha-pinene isomerization process. Detailed studies of alpha-pinene isomerization were carried out over this carbon by changing the reaction parameters such as time (5-180 min) and temperature (60-175 °C). The conversion of alpha …

Fig. 4 B shows that α-pinene oxide synthesis strongly depends on residence time. In a continuous process that is operated in a concentration range where reaction rate increases with reactant concentration (shown for the enzymatic step [35]), a shorter residence time leads to higher reaction rates due to higher substrate and reactant ...

The effects of (+ /−)-alpha-pinene administration in the open field test. Average duration of time fish spent in the (A) inner and (B) outer, 'thigmotaxis' zone during the open field test ...

The highest alpha-pinene conversions were obtained by carrying out the isomerization process at temperatures of 160 and 175 °C (99 and 100 mol%, respectively). At these temperatures, the highest selectivity of transformation to several products was also obtained: tricyclene—3 and 6 mol%, alpha-terpinene—10 and 17 mol%, gamma …

Alpha-pinene was injected intraperitoneally at the beginning of reperfusion. A day after reperfusion, the neurological deficits, volume of infarct area, and blood-brain barrier (BBB) permeability were evaluated. ... in the provocation of apoptosis. 5, 6 There is evidence indicating that apoptosis constitutes an important portion of the process ...

The most favorable conditions for carrying out the alpha-pinene isomerization process were the same for the three tested activated carbons: temperature 160 °C, amount of the catalyst 5 wt.%, and ...

On the other hand, activated carbon obtained from sunflower husks (S_AC) was characterized by the lowest catalytic activity, which makes it an unfavorable catalyst for the alpha-pinene isomerization process. The conversion of alpha-pinene for the S_AC material was only 30 mol.%, and the sum of selectivity of camphene and limonene …

Alpha-Pinene and Beta-Pinene have chemical structures that mirror each other, also known as enantiomers. Alpha-Pinene can be used as a flavoring agent in oils and diffusers. It's a popular addition in certain …

The catalytic materials are characterised by BET, XRD and XPS (Fig. 1) to illustrate the effect of the materials on the hydrogenation of pinene.The catalytic material had a specific surface area of 500.69 m 2 /g, a pore volume of 0.36 m 3 /g and a pore diameter of 2.86 nm in the nitrogen adsorption and desorption curves. The XRD …

The current synthesis of (−)‐camphor proceeds from optically pure alpha‐pinene, which itself must be isolated from plants. Open in a separate window. Scheme 1. Synthesis route for the production of racemic camphor from α‐pinene. [11] ... The EstB‐catalyzed kinetic resolution process can be easily integrated into an existing …

The relative abundance of each stereoisomer varies within species. It is also common to have racemic mixtures produced by single species. Steuer and co-workers have demonstrated the value of chiral analysis in authenticating essential oils from different pine species and have recently shown that the dominant pinene enantiomer in Pinus …

The most favorable conditions for carrying out the alpha-pinene isomerization process were the same for the three tested activated carbons: temperature 160 °C, amount of the catalyst 5 wt.%, and reaction time 3 h. Kinetic studies were also carried out for the three tested catalysts. These studies showed that the isomerization …

Alpha-pinene (α-pinene) is a natural and active monoterpene found in coniferous tree oil, primarily pine, with diverse pharmacological characteristics, including antioxidative, anxiolytic, and antidepressant properties. This research study delves into the neuroprotective effects of α-pinene on oxidative stress, memory deficits, and depressive ...

Asia. High demand of Alpha Pinene led to an increase in prices in the final quarter of 2021. Prices of Alpha Pinene in India rose from 2873.33 USD/MT to 3032.33 USD per MT by the end of December. Expansion of pharmaceutical market in Asia during winters led significant price escalation in final quarter of 2021.

2024-06-15. Description. (+)-alpha-pinene is the (+)-enantiomer of alpha-pinene. It has a role as a plant metabolite and a human metabolite. It is an enantiomer of a (-)-alpha-pinene. ChEBI. (+)-alpha-Pinene is a natural product found in Artemisia xerophytica, Salvia officinalis, and other organisms with data available.

Alpha-pinene has been shown to increase testosterone levels in animal studies. In a study on male rats, it was found that alpha-pinene-rich essential oils increased the serum testosterone concentration. 8 Yilmaz, B., Tug, N., & Aliyazicioglu, R. (2018). Effect of an essential oil mixture on skin reactions and serum testosterone level in male …

Alpha Pinene Market 2024 Report: Insight into Past and Present Market Scenarios with Strategic Initiatives No. of pages: 114 | Global "Alpha Pinene Market" report has observed consistent and ...

Backgrounds: Cerebral ischemia-reperfusion leads to brain tissue injury. Inflammation and apoptosis play pivotal roles in the pathology. Objective: α-Pinene is an organic compound of many aromatic plants and is known as a potent agent to possess antioxidant, and anti-inflammatory properties. Here, we sought to identify the anti-inflammatory and anti …