Results 31 to 40 of about 216,804 (262)

Synthesis, odor characteristics and thermal behaviors of pyrrole esters

open access: yesJournal of Saudi Chemical Society, 2023
A novel approach for transesterification of methyl pyrrole-carboxylate with alcohols is reported. The transformation is performed with t-BuOK and a series of new pyrrole ester were obtained under the optimized conditions.
Jingyi Hu   +6 more
doaj   +1 more source

The structure of triphenylgermanium hydroxide [PDF]

open access: yes, 1992
C18H~6GeO, Mr = 320.9, triclinic, Pi, a = 15.408 (6), b = 19.974 (7), c = 23.264 (11) A, a = 107.78 (4), 13 = 1.03.54 (4), y= 101.51 (3) °, V = 6338 (5)/~3, Z = 16, Dx = 1.34 g cm -3, a(Mo Ka) = 0.71073A, /z = 19.1cm-1, F(000)=2624, T= 293 K, R = 0 ...
Ferguson, George   +5 more
core   +1 more source

Comparison of Odorants in Beef and Chicken Broth—Focus on Thiazoles and Thiazolines

open access: yesMolecules, 2022
The shift in consumer landscape towards vegan, vegetarian and flexitarian diets has created an unprecedented challenge in creating meat aroma from plant-based alternatives.
Huiqi Yeo   +3 more
doaj   +1 more source

Characterization of the Key Aroma-Active Compounds in Yongchuan Douchi (Fermented Soybean) by Application of the Sensomics Approach

open access: yesMolecules, 2021
Yongchuan douchi is a traditional fermented soya bean product which is popular in Chinese dishes due to its unique flavor. In this study, the key aroma-active compounds of Yongchuan douchi were characterized by the combined gas chromatography ...
Shuqi Wang   +5 more
doaj   +1 more source

Special Lagrangian submanifolds of log Calabi-Yau manifolds [PDF]

open access: yes, 2020
We study the existence of special Lagrangian submanifolds of log Calabi-Yau manifolds equipped with the complete Ricci-flat K\"ahler metric constructed by Tian-Yau.
Collins, Tristan C.   +2 more
core   +1 more source

Characterization of aroma-impact compounds in dry jujubes (Ziziphus jujube Mill.) by aroma extract dilution analysis (AEDA) and gas chromatography-mass spectrometer (GC-MS)

open access: yesInternational Journal of Food Properties, 2018
Aroma-impact compounds of dry jujubes obtained from Z. jujuba Mill. cv. “tangzao” (Y1), Z. jujuba Mill. cv. “muzao” (Y2), Z. jujuba Mill. cv. “lizao” (Y3), and Z. jujuba Mill. cv. “qingrunhongzao” (Y4) were analyzed by gas chromatography-olfactometry (GC-
Lina Wang   +5 more
doaj   +1 more source

Characterization of the Key Aroma Compounds in Dong Ding Oolong Tea by Application of the Sensomics Approach

open access: yesFoods, 2023
The Dong Ding oolong tea (DDT), grown and produced in Taiwan, is widely appreciated for its unique flavor. Despite its popularity, research on the aroma components of DDT remains incomplete.
Daoliang Wang   +7 more
doaj   +1 more source

Chemical characterization of odour-active volatile compounds during lucuma (Pouteria lucuma) fruit ripening

open access: yesCyTA - Journal of Food, 2019
Lucuma (Pouteria lucuma) is an important exportation fruit in Peru. In this work, the odour-active volatile changes during fruit ripening were studied by using a sensomics approach (GC-O in combination with GC-MS analyses). The volatile compound extracts
Marianela Inga   +4 more
doaj   +1 more source

Monitoring the Aroma Compound Profiles in the Microbial Fermentation of Seaweeds and Their Effects on Sensory Perception

open access: yesFermentation, 2023
Seaweeds have a variety of biological activities, and their aromatic characteristics could play an important role in consumer acceptance. Here, changes in aroma compounds were monitored during microbial fermentation, and those most likely to affect ...
Yueh-Hao Ronny Hung   +7 more
doaj   +1 more source

Characterization of aroma compounds of Pu-erh ripen tea using solvent assisted flavor evaporation coupled with gas chromatography-mass spectrometry and gas chromatography-olfactometry

open access: yesFood Science and Human Wellness, 2022
Pu-erh ripen tea becomes popular worldwide owing to its unique taste and aroma. In the present study, volatile compounds from Pu-erh ripen tea were extracted using a solvent assisted flavor evaporation (SAFE) and analyzed with a gas chromatography-mass ...
Bei Wang   +10 more
doaj   +1 more source

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