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2,2-Dimethylthiazolidin CAS:19351-18-9
2,2-Dimethylthiazolidine ke motsoako o potolohang wa tlhaho o nang le foromo ya molek'hule C6H13NOS. E na le lesale la thiazolidine le nang le ditho tse hlano le nang le diathomo tsa naetrojene le sebabole, hammoho le dihlopha tse pedi tsa methyl tse hoketsweng khaboneng ya bobedi. Sebopeho sena se ikgethang se fana ka dibopeho tse ikgethang tsa dikhemikhale, e leng se etsang hore e be substrate e kgahlehang tlhahisong ya organic. Motswako o ka kopanngwa ka mekgwa e fapaneng, ho kenyeletswa le karabelo ya α-amino acids ka thioketones. Ka lebaka la reactivity ya wona, 2,2-dimethylthiazolidine e sebetsa e le motheo o thusang wa ho lokisa dimolek'hule tse rarahaneng haholo merianeng le dikhemikhaleng tsa temo.
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4-Bromophenetole CAS: 588-96-5
4-Bromophenetole ke motsoako oa tlhaho o nang le foromo ea lik'hemik'hale C8H9BrO. E entsoe ka athomo ea bromine e hoketsoeng boemong ba para ba sehlopha sa phenol, e nkeloang sebaka ke sehlopha sa ethoxy. Sebopeho sena se fana ka thepa e ikhethang, e leng se etsang hore e be molemo lits'ebetsong tse fapaneng tsa lik'hemik'hale. 4-Bromophenetole e ka hlahisoa ka bromination ea electrophilic ea phenetole. Ho sebetsa ha eona e le motsoako o nkhang halogenated aromatic ho e lumella ho nka karolo liphetohong tse fapaneng tsa lik'hemik'hale, e leng se etsang hore e be ea bohlokoa libakeng tsa laboratori le tsa indasteri.
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4-Nitrobenzyl hydrogen malonate CAS: 77359-11-6
4-Nitrobenzyl hydrogen malonate ke motsoako oa tlhaho o leng sehlopheng sa malonic acid derivative. E khetholloa ke sehlopha sa eona sa benzyl se nkeloang sebaka ke nitro, motsoako ona o na le litšobotsi tse ikhethang tsa lik'hemik'hale tse o etsang hore o be oa bohlokoa lits'ebetsong tse fapaneng tsa maiketsetso. Hangata o hlaha e le solid e mosehla ea kristale 'me o na le lihlopha tse sebetsang tse nolofalletsang liketso tsa nukleophilic substitution. Ka lebaka la reactivity ea eona, 4-nitrobenzyl hydrogen malonate hangata e sebelisoa e le mokena-lipakeng oa tlhahiso ea tlhaho le nts'etsopele ea meriana.
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Tetraphenylphosphonium bromide CAS:2751-90-8
Tetraphenylphosphonium bromide (Ph4P+Br−) ke letsoai la ammonium la quaternary le entsoeng ka cation ea tetraphenylphosphonium le anion ea bromide. E hlaha e le phofo e tšoeu kapa e mosehla ea kristale 'me e qhibiliha ka har'a li-solvents tse fapaneng tsa organic. Motsoako ona o sebelisoa haholo-holo e le catalyst ea phetisetso ea mohato ka lebaka la bokhoni ba oona ba ho nolofatsa motsamao oa li-ion lipakeng tsa mekhahlelo e fapaneng, ho eketsa sekhahla sa karabelo tlhahisong ea organic. Sebopeho sa eona se ikhethang se e lumella ho sebelisana le li-substrate tsa anionic, e leng se etsang hore e be ea bohlokoa liketsong tse fapaneng tsa lik'hemik'hale masimong a 'maloa.
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Ethyl 7-chloro-2-oxoheptanoate CAS: 78834-75-0
Ethyl 7-chloro-2-oxoheptanoate ke motsoako oa ester o khetholloang ka ketane ea khabone tse supileng e nang le sehlopha sa keto le sebaka sa chlorine boemong ba bo-7. E na le sehlopha sa ethyl se hoketsoeng oksijeneng ea carbonyl, e ntlafatsang ho qhibiliha ha eona litharollong tsa tlhaho. Motsoako ona o bapala karolo ea bohlokoa k'hemistring ea tlhaho ea maiketsetso, o sebetsa e le mokena-lipakeng o feto-fetohang bakeng sa ho lokisa metsoako e fapaneng e sebetsang ka baeloji le meriana.
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Benzyltriphenylphosphonium bromide CAS:1449-46-3
Benzyltriphenylphosphonium bromide (Ph3P+CH2C6H5Br−) ke letsoai la ammonium la quaternary le khetholloang ke sehlopha sa benzyl se hoketsoeng karolong ea triphenylphosphonium. E hlaha e le solid e tšoeu ea kristale 'me e sebelisoa hangata e le catalyst ea phetisetso ea mohato ho tsoakoeng ea lintho tse phelang. Motsoako ona o bontša thepa e matla ea nucleophilic, e leng se etsang hore e sebetse hantle liketsong tse fapaneng tsa lik'hemik'hale. Sebopeho sa eona se ikhethang se lumella ho hokahana habonolo le mefuta ea anionic, e nolofalletsang ho tsamaisoa ha li-reactants ho pholletsa le meeli ea mohato. Ho feto-fetoha hona ho etsa hore benzyltriphenylphosphonium bromide e be ea bohlokoa lipatlisisong tsa thuto le lits'ebetsong tsa indasteri.
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Tetradecyldimethylbenzylmonium chloride CAS:139-08-2
Tetradecyldimethylbenzylammonium chloride (TDABC) ke motsoako oa ammonium oa quaternary o nang le foromo ea limolek'hule ea C22H38ClN. E na le ketane ea tetradecyl e hoketsoeng sebopehong sa dimethylbenzylammonium, e leng se etsang hore e be mofuta oa cationic surfactant. TDABC e tsebahala ka thepa ea eona ea ho loantša likokoana-hloko le ho loantša libaktheria, e leng se etsang hore e be ea bohlokoa lits'ebetsong tse fapaneng liindastering tse fapaneng. Ketane ea eona ea alkyl e sa hlokeng metsi e tlatsetsa ts'ebetsong ea bokaholimo, ha tlhaho ea cationic e ntlafatsa tšebelisano ea eona le libaka tse nang le charge e mpe.
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![7-Chloro-2-[[[(1S)-2,2-dimethylcyclopropyl]carbonyl]amino]-2-heptenoic acid CAS:877674-77-6](https://cdn.globalso.com/xindaobiotech/2WI17RKBWR11PZUDNLH97.png)
7-Chloro-2-[[[(1S)-2,2-dimethylcyclopropyl]carbonyl]amino]-2-heptenoic acid CAS:877674-77-6
7-Chloro-2-[[[(1S)-2,2-dimethylcyclopropyl]carbonyl]amino]-2-heptenoic acid ke motsoako oa tlhaho o nang le sebopeho se ikhethang se khetholloang ke mokokotlo oa heptenoic acid o nang le sebaka sa chlorine le sehlopha sa dimethylcyclopropyl. Motsoako ona o bonts'a thepa e khahlisang ea baeloji, e leng se etsang hore e be ea bohlokoa bakeng sa lipatlisiso tsa k'hemistri ea meriana. Sebopeho sa oona se ikhethileng se tlatsetsa lits'ebetsong tsa oona tse ka bang teng nts'etsopele ea meriana, haholo-holo libakeng tse amanang le taolo ea metabolism kapa thibelo ea enzyme.
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Magnesium mono-p-nitrobenzyl malonate CAS: 83972-01-4
Magnesium mono-p-nitrobenzyl malonate ke motsoako oa organometallic o nang le ion ea magnesium e hokahantsoeng le p-nitrobenzyl malonate. Motsoako ona, o khetholloang ka sebopeho sa oona sa malonate le sehlopha sa benzyl se nkeloang sebaka ke nitro, o sebetsa e le setsi sa bohlokoa tlhahisong ea lintho tse phelang. Hangata o hlaha e le kristale e tiileng 'me o bontša karabelo e ikhethang ka lebaka la boteng ba lihlopha tsa tšepe le tsa lintho tse phelang tse sebetsang, e leng se etsang hore e be ea bohlokoa lits'ebetsong tse fapaneng tsa lik'hemik'hale.
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N-(2-HYDROXYETHYL)IMINODIACETICACID CAS:93-62-9
N-(2-Hydroxyethyl)iminodiacetic acid (HEIDA) ke motsoako oa tlhaho o nang le foromo ea limolek'hule C8H13N3O4. Ke motsoako oa iminodiacetic acid, o nang le lihlopha tse peli tse sebetsang tsa carboxylic acid le sebaka sa hydroxyethyl. Phofo ena e tšoeu ea kristale e tsebahala ka thepa ea eona e ntle ea chelating, e e nolofalletsang ho theha metsoako e tsitsitseng e nang le li-ion tse fapaneng tsa tšepe. HEIDA e sebelisoa lits'ebetsong tse fapaneng, haholo-holo ho biochemistry, meriana le saense ea tikoloho.
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SODIUM METHACRYLATE CAS: 5536-61-8
Sodium methacrylate (C4H5NaO2) ke letsoai le qhibilihang ka metsing le nkiloeng ho methacrylic acid le sodium hydroxide. E hlaha e le phofo e tšoeu ea kristale 'me e sebelisoa haholo lits'ebetsong tse fapaneng ka lebaka la bokhoni ba eona ba ho etsa li-polymer le thepa ea eona e ntle ea ho khomarela. Sodium methacrylate e sebetsa e le monomer lits'ebetsong tsa polymerization, e lebisang tlhahisong ea poly(methyl methacrylate) (PMMA) le li-copolymer tse ling, tse sebelisoang liindastering tse fapaneng tse kang liphahlo, likhomaretsi le thepa ea bongaka.
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Tetramethylammonium hydrogen sulfate CAS:103812-00-6
Tetramethylammonium hydrogen sulfate (TMAHS) ke letsoai la ammonium la quaternary le nang le foromo ea limolek'hule (CH3)4NHSO4. E hlaha e le kristale e tšoeu e tiileng 'me e qhibiliha haholo ka metsing. Motsoako ona o tsebahala ka bokhoni ba oona ba ho sebetsa e le catalyst ea phetisetso ea mohato liketsong tse fapaneng tsa lik'hemik'hale, e leng se nolofalletsang phetisetso ea li-reactant lipakeng tsa mekhahlelo e fapaneng. TMAHS e bonts'a litšobotsi tse matla tsa ionic 'me e ka ntlafatsa sekhahla sa karabelo tlhahisong ea lintho tse phelang. Thepa ea eona e ikhethang e etsa hore e be molemo lipatlisisong tsa thuto le lits'ebetsong tsa indasteri.
