O le Belt and Road: Galulue Faatasi, Lotogatasi ma le Manumalo i le Vaeluaga
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  • L-Isoserine CAS:632-13-3

    L-Isoserine CAS:632-13-3

    O le L-Isoserine o se amino acid e tutusa lona fausaga ma le serine, faatasi ai ma le fua fa'akemikolo C3H7NO3. O lo'o i ai se vaega hydroxyl (-OH) ma se vaega amino (-NH2) e pipii i le auivi o le kaponi, ma avea ai ma vaega taua i le tele o faiga fa'akemikolo. O lenei amino acid e le o se proteinogenic e iai sona sao i auala o le metabolism ma ua su'esu'eina mo ona fa'aoga talafeagai i mea'ai ma vaila'au. O lona fausaga tulaga ese e mafai ai ona auai i tali fa'aenzymatic ma fa'aosofia ai le mautu o le porotini.

  • Tetrabutylammonium fluoride CAS:429-41-4

    Tetrabutylammonium fluoride CAS:429-41-4

    O le Tetrabutylammonium fluoride (TBAF) o se masima ammonium quaternary ma le fua fa'akemikolo C16H36FN. E aofia ai se tetrabutylammonium cation ma se fluoride anion. E foliga mai le TBAF o se mea ma'a'a pa'epa'e e pei o se hydrate (TBAF·3H2O), ma e mafai ona solu i totonu o solvents organic polar, e aofia ai le acetone ma le THF. O lenei vaila'au e lauiloa tele i ona uiga malolosi nucleophilic ma e fa'aaogaina lautele i le fa'aputuga fa'akemikolo ma le tele o tali fa'akemikolo.

  • 2-Methylhydroquinone CAS:95-71-6

    2-Methylhydroquinone CAS:95-71-6

    O le 2-Methylhydroquinone, e taʻua foʻi o le 2-methyl-1,4-benzenediol, o se vailaʻau faʻaola e iai le fua faʻatatau molecular C7H8O2. E aofia ai se fausaga hydroquinone lea e tuʻu ai se vaega methyl i le kaponi lona lua e faʻatatau i vaega hydroxyl (-OH). O lenei vailaʻau e iloga i ona uiga antioxidant ma e avea o se vailaʻau taua i le tele o gaosiga o vailaʻau. Ona o lona fausaga tulaga ese, e faʻaaogaina le 2-methylhydroquinone i le tele o faʻaoga, aemaise lava i vaega o vailaʻau ma le kemisi polymer.

  • 4-Fluorophenethyl ava malosi CAS:7589-27-7

    4-Fluorophenethyl ava malosi CAS:7589-27-7

    O le 4-Fluorophenethyl alcohol, e ta'ua fo'i o le 4-fluorobenzyl alcohol, o se vaila'au fa'aola e iai le fua fa'atatau molecular C8H9F-O. O lo'o iai se fausaga phenethyl ma se fluorine substituent i le tulaga para o le mama benzene ma se hydroxyl group (–OH) e pipii i le ethyl chain. O lenei vaila'au e fiafia i ai i le kemisi fa'apitoa ma fa'aoga fa'afoma'i ona o ona uiga fa'akemikolo tulaga ese, lea e mafai ai ona faia ni suiga ma ni tali eseese.

  • 4-Bromophenethyl ava malosi CAS:4654-39-1

    4-Bromophenethyl ava malosi CAS:4654-39-1

    O le 4-Bromophenethyl alcohol, e taʻua foʻi o le 4-bromobenzyl alcohol, o se vailaʻau faʻaola e iai le fua faʻatatau molecular C8H9BrO. E aofia ai se fausaga phenethyl e iai se bromine atom i le tulaga para o le mama benzene ma se hydroxyl group (-OH) e pipii i le ethyl chain. E iloga lenei vailaʻau i lona tali vave ma e faʻaaogaina i le tele o faiga faʻaola ona o le iai o le halogen ma le hydroxyl functionalities, lea e avea ai ma se vaeluaga taua i le kemisi faʻaola.

  • 2-Bromo-3-hydroxypyridine CAS:6602-32-0

    2-Bromo-3-hydroxypyridine CAS:6602-32-0

    O le 2-Bromo-3-hydroxypyridine o se vailaʻau faʻaola e iai le fua faʻatatau molecular C5H4BrN-O. O loʻo iai se atomu bromine ma se vaega hydroxyl (–OH) i luga o se mama pyridine, lea e avea ai ma sui taua o le aiga pyridine ua suia e le bromo. E taua tele lenei vailaʻau i le gaosiga faʻaola ona o lona tali vave ma le gafatia e avea o se mea e faʻamuamua ai suiga eseese o vailaʻau. O lona fausaga tulaga ese e talafeagai mo faʻaoga i vailaʻau, vailaʻau faʻatoʻaga, ma isi vaega faʻapitoa o vailaʻau.

  • 2-Fluorophenylacetic acid CAS:451-82-1

    2-Fluorophenylacetic acid CAS:451-82-1

    O le 2-Fluorophenylacetic acid o se vailaʻau faʻaola e iai le fua faʻatatau molecular C8H7F O2. O loʻo iai se vaega phenyl ua suia i se atomu fluorine i le tulaga ortho ma se vaega galue a le acetic acid. O lenei vailaʻau e taua tele i le kemisi faʻaola faʻapitoa ona o ona uiga tulaga ese, lea e mafai ai ona auai i le tele o tali faʻakemikolo. O le iai o le atomu fluorine ma le vaega carboxylic acid e avea ai ma se vaeluaga taua i le faʻaputuga o vailaʻau ma isi faʻaoga faʻaola.

  • 2-Chloro-3-hydroxypyridine CAS:6636-78-8

    2-Chloro-3-hydroxypyridine CAS:6636-78-8

    O le 2-Chloro-3-hydroxypyridine o se vailaʻau faʻaola e iai le fua faʻatatau molecular C5H4ClN-O. O loʻo iai se atomu chlorine ma se vaega hydroxyl (–OH) e faʻapipiʻi i se mama pyridine, ma faʻavasegaina ai o se chlorinated derivative o le pyridine. O lenei vailaʻau ua maua ai le gauai i vaega o vailaʻau ma agrochemicals ona o ona uiga faʻakemikolo tulaga ese ma le tele o lona aoga o se vailaʻau faʻapitoa. E faʻaaogaina i le tele o faʻaoga, aemaise lava i le atinaʻeina o mole mole bioactive.

  • Benzyltrimethylammonium chloride CAS: 56-93-9

    Benzyltrimethylammonium chloride CAS: 56-93-9

    O le Benzyltrimethylammonium chloride (BTMAC) o se masima ammonium quaternary ma le fua fa'akemikolo C10H16ClN. E aofia ai se vaega benzyl e pipii i se atomu nitrogen lea e pipii atili i vaega methyl e tolu. E foliga mai o le BTMAC o se mea malō pa'epa'e ma e mafai ona solo i le vai ma le tele o solvents organic. O lenei vaila'au e lauiloa tele i ona uiga surfactant ma e masani ona fa'aaogaina i le tele o fa'aoga fa'apisinisi, e aofia ai faiga fa'aoso ma o se mea fa'agaoioi fa'aliliu vaega.

  • 2-(4-Aminophenyl)ethanol CAS:104-10-9

    2-(4-Aminophenyl)ethanol CAS:104-10-9

    O le 2-(4-Aminophenyl)ethanol, e ta'ua fo'i o le 4-(2-hydroxyethyl)aniline, o se vaila'au fa'aola e iai le fua fa'atatau molecular C8H11N-O. O lo'o iai se vaega hydroxyl (–OH) ma se vaega amino (–NH2) e pipii i se ivi tua o le phenylethyl. O lenei vaila'au e iloga i lona fausaga manogi, lea e fesoasoani i lona tali atu i le tele o tali fa'akemikolo. Ona o ona vaega fa'atino, e taua tele lona sao i le fa'aputuina o vali, vaila'au, ma isi vaila'au fa'aola, ma avea ai ma mea taua i le tele o alamanuia.

  • 2,5-Di-tert-butylhydroquinone CAS:88-58-4

    2,5-Di-tert-butylhydroquinone CAS:88-58-4

    O le 2,5-Di-tert-butylhydroquinone (DTBHQ) o se fa'aputuga fa'aola e iai le fua fa'atatau molecular C14H22O2. O lo'o iai se fausaga hydroquinone ma ni vaega tert-butyl se lua o lo'o suia i le tulaga 2 ma le 5 o le mama benzene. O lenei fa'atulagaga tulaga ese e fa'aleleia atili ai ona uiga antioxidant, ma avea ai ma aoga i le fa'amautuina o mea eseese e tete'e atu i le fa'aleagaina o le oxidative. O le DTBHQ e fa'aaogaina muamua o se antioxidant ma ua lauiloa i lona gafatia e puipuia ai oloa mai le fa'aleagaina e mafua mai i le vevela, malamalama, ma le okesene.

  • Benzyltriethylammonium bromide CAS:5197-95-5

    Benzyltriethylammonium bromide CAS:5197-95-5

    O le Benzyltriethylammonium bromide (BTEAB) o se masima ammonium quaternary ma le fua fa'akemikolo C13H18BrN. E aofia ai se vaega benzyl e pipii i se atomu nitrogen lea e pipii atili i vaega ethyl e tolu. E foliga mai le BTEAB o se mea malō pa'epa'e ma e mafai ona solo i le vai ma isi vaila'au fa'aola eseese. O lenei vaila'au e lauiloa ona o ona uiga fa'aola ma e masani ona fa'aaogaina i le fa'aputuga fa'aola, aemaise lava o se mea fa'agaoioi e fa'aliliu ai vaega.