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2,3,4,6-TETRA-O-BENZOYL-ALPHA-D-GLUCOPYRANOSYL BROMIDE CAS:14218-11-2
ʻO 2,3,4,6-Tetra-O-benzoyl-alpha-D-glucopyranosyl bromide he hui kemika i pili i ka papa o nā derivatives kō.Aia i loko o kahi mole glucose me nā hui benzoyl ʻehā i hoʻopili ʻia i kāna mau pūʻulu hydroxyl, me kahi atom bromide ma ke kūlana anomeric.
Hoʻohana nui ʻia kēia pūhui i ka kemika organik a me ka lāʻau lapaʻau ma ke ʻano he hui pale no ka hana hydroxyl o ka glucose.Hoʻohana nā hui benzoyl i ka uhi no ka manawa pōkole i nā pūʻulu hydroxyl reactive, me ka liʻiliʻi o lākou i nā hopena kemika makemake ʻole i ka wā o ka hana synthetic.Hāʻawi kēia i ka hana koho o nā pūʻulu hydroxyl kikoʻī i nā derivatives glucose.
Eia kekahi, hiki ke hoʻohana ʻia nā derivatives glucose pale benzoyl e like me nā poloka kūkulu no ka synthesis o nā glycosides a me nā glycoconjugates.ʻO Glycosides nā pūhui i hoʻokumu ʻia e ka pilina o kahi mole kōpaʻa i kekahi ʻāpana ʻē aʻe, e like me ka lāʻau lapaʻau a i ʻole kahi huahana kūlohelohe, a loaʻa iā lākou nā noi i ka hoʻomohala ʻana i ka lāʻau lapaʻau a me ka biology kemika.
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POPSO CAS:68189-43-5 Kumukūʻai Mea Hana
ʻO POPSO, pōkole no Piperazine-N, N'-bis(2-hydroxypropanesulfonic acid) sesquisodium paʻakai, he mea hoʻopaʻa paʻa i hoʻohana mau ʻia i ka noiʻi olaola a me ka biochemical.Kōkua ia i ka mālama ʻana i kahi pae pH paʻa i nā hoʻonā, ʻoi loa i loko o ka pae pH physiological.Hoʻohana ʻia ka paʻakai sesquisodium PIPES i ka moʻomeheu cell, biochemistry protein, electrophoresis, molecular biology techniques, system delivery drug, a me nā mea hou aku.ʻO kona hiki ke hoʻoponopono i ka pH he mea waiwai ia i nā noiʻi like ʻole a me nā noi ʻoihana.
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BES CAS:10191-18-1 Kumukūʻai Mea Hana
N,N-Bis(hydroxyethyl)-2-aminoethanesulfonic acid, i ʻike ʻia ʻo BES a i ʻole N, N-Bis(2-hydroxyethyl) aminoethanesulfonic acid, he mea hoʻohui kemika i hoʻohana mau ʻia ma ke ʻano he mea hoʻopaʻa i nā ʻano noiʻi ʻepekema a me nā ʻoihana. .
ʻO BES kahi pūhui zwitterionic, ʻo ia hoʻi he mau koina maikaʻi a maikaʻi ʻole i loko o kona ʻano.Hāʻawi kēia waiwai iā ia e mālama pono i ka pH paʻa i nā hopena.
Loaʻa i ka BES kahi waiwai pKa ma kahi o 7.4, e hana pono ana ia no ka pale ʻana i nā pae pH physiological.Hoʻohana pinepine ʻia i nā hoʻokolohua biological a me biochemical, e like me ka hoʻomaʻemaʻe ʻana i ka protein, ka hopena enzyme, a me ka moʻomeheu cell, kahi mea koʻikoʻi ka mālama ʻana i kahi pH kikoʻī.
Hoʻohui ʻia, hoʻohana nui ʻia ʻo BES i nā ʻenehana electrophoresis, no ka mea e kōkua i ka mālama ʻana i ka pH e pono ai no ka hoʻokaʻawale ʻana a me ka nānā ʻana o nā biomolecules i kau ʻia, e like me nā protein a me nā waikawa nucleic.
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2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl 2,2,2-trichloroacetimidate CAS:86520-63-0
ʻO 2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl 2,2,2-trichloroacetimidate he mea hoʻohui kemika i hoʻohana mau ʻia i ka kemika carbohydrate a me nā hopena glycosylation.He hua ia o ka α-D-galactopyranose, kahi ʻano kō, kahi i hoʻopaʻa ʻia ai nā hui hydroxyl ma nā kūlana 2, 3, 4, a me 6 o ke apo galactopyranose.Hoʻohui ʻia, pale ʻia ke kalapona anomeric (C1) o ke kō me kahi hui trichloroacetimidate, kahi e lilo ai ia i electrophile ikaika i ka wā glycosylation reactions.
Hoʻohana pinepine ʻia ka pūhui ma ke ʻano he glycosylating agent no ka hoʻokomo ʻana i nā ʻāpana galactose i loko o nā molekole like ʻole, e like me nā proteins, peptides, a i ʻole nā molekole organik liʻiliʻi.Hiki ke hoʻokō ʻia kēia ma ka hana ʻana i kēia pūhui me kahi nucleophile (e laʻa, nā pūʻulu hydroxyl ma ka mole i hoʻopaʻa ʻia) ma lalo o nā kūlana kūpono.Hoʻoikaika ka hui trichloroacetimidate i ka hoʻopili ʻana o ka ʻāpana galactose i ka mole i hoʻopaʻa ʻia, ka hopena i ka hoʻokumu ʻana i kahi paʻa glycosidic.
Hoʻohana pinepine ʻia kēia pūhui i ka synthesis o glycoconjugates, glycopeptides, a me glycolipids.Hāʻawi ia i kahi ala kūpono a maikaʻi hoʻi no ka hoʻololi ʻana i nā molekala me nā koena galactose, hiki ke pili i nā ʻano ʻano like ʻole, me nā haʻawina biological, nā ʻōnaehana lawe lāʻau, a i ʻole ka hoʻomohala ʻana i ke kano.
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3-(N,N-dimethyldodecylammonio) propanesulfonate CAS:14933-08-5
ʻO N-(2-Aminoethyl)morpholine, ʻike ʻia hoʻi ʻo AEM, he hui kemika me kahi ʻano laina.Aia i loko o kahi apo morpholine me kahi hui aminoethyl i hoʻopili ʻia i kekahi o kāna mau ʻātoma nitrogen.He wai waihoʻoluʻu ʻole ʻo AEM me kahi ʻala ʻano.
Loaʻa iā AEM ka noi ma nā ʻāpana ʻoihana like ʻole.Hoʻohana mua ʻia ʻo ia ma ke ʻano he mea hoʻoheheʻe no nā pūhui organik ma muli o kāna mau waiwai solvency maikaʻi loa.Hoʻohui hou, hana ʻo AEM ma ke ʻano he mea hoʻopale corrosion i nā ʻoihana e pili ana i ka hoʻomaʻemaʻe metala, ka aila a me ka hana kinoea, a me ka mālama wai.Kōkua ia i ka pale ʻana i nā metala mai ka pala a me ka ʻino.
Eia kekahi, lawelawe ʻo AEM ma ke ʻano kemika no ka synthesis o nā lāʻau lapaʻau, agrochemical, a me nā kemika kūikawā.Hoʻohana ʻia ia i nā mea hoʻohui polymer e hoʻomaikaʻi i nā waiwai adhesive o nā uhi, adhesives, a me nā sealants.Hoʻohana ʻia ʻo AEM ma ke ʻano he pH adjuster a i ʻole buffering agent i kekahi mau kaʻina hana.
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MES monohydrate CAS:145224-94-8
ʻO ka MES monohydrate ka ʻano hydrated o ka 4-Morpholineethanesulfonic acid (MES), kahi mea hoʻopaʻa paʻa i hoʻohana mau ʻia i ka noiʻi biological a me biochemical.He pauda crystalline keʻokeʻo i hiki ke hoʻoheheʻe ʻia i ka wai a he pKa waiwai ma kahi o 6.1.ʻIke ʻia ka MES monohydrate no kona hiki ke mālama i ka pH paʻa i ka laulā o 5.5 a i 6.7, e kūpono ana ia no nā noi like ʻole e like me nā haʻawina enzyme, hoʻomaʻemaʻe protein, gel electrophoresis, moʻomeheu cell, a me nā hopena kemika.ʻO kona maʻalahi a me ka launa pū ʻana me nā ʻōnaehana biological e lilo ia i mea koʻikoʻi i nā hoʻokolohua a me nā kaʻina hana.
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beta-d-glucose pentaacetate CAS:604-69-3
ʻO ka Beta-D-glucose pentaacetate kahi pūhui kemika i loaʻa mai ka glucose, he kō maʻalahi.Hoʻokumu ʻia ia e ka acetylating glucose me nā pūʻulu acetyl ʻelima, e hopena i ka hoʻopili ʻana o kēia mau pūʻulu i nā pūʻulu hydroxyl (OH) i loko o ka mole glucose.Hāʻawi kēia hoʻololi ʻana i ka glucose i ka paʻa paʻa a hiki ke hoʻoheheʻe ʻia i loko o nā solvents organik.
Loaʻa i ka Beta-D-glucose pentaacetate nā noi like ʻole ma ke kahua o ka kemika organik, ʻoi aku ka nui o ka synthesis a me ka hoʻololi ʻana i nā kaʻa.Hiki iā ia ke lawelawe ma ke ʻano he precursor a i ʻole waena i ka hoʻomākaukau ʻana i nā derivatives carbohydrate ʻē aʻe a i ʻole nā mea hoʻohui organik paʻakikī.Hoʻohui ʻia, ua hoʻohana ʻia i kekahi mau lāʻau lapaʻau a me nā lāʻau lapaʻau e like me nā ʻōnaehana lawe lāʻau a me nā ʻano hoʻokuʻu hoʻokuʻu.
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Tris-HCl CAS:1185-53-1 Kumukūʻai Mea Hana
ʻO Tris-HCl, ka mea i ʻike ʻia ʻo Tris hydrochloride, he mea hoʻohana maʻamau i ka hoʻohana ʻana i nā mea hoʻohana.He hui ia o Tris (tris(hydroxymethyl)aminomethane) a me ka waika hydrochloric.He kūpono kēia ʻōnaehana pale i ka mālama ʻana i kahi kaiapuni pH kūpaʻa, ʻoi aku ka nui o ka pH 7-9.Hoʻohana nui ʻia ʻo Tris-HCl i nā ʻenehana biology molecular, biochemistry protein, enzymology, a me nā noi biochemical ʻē aʻe.Kōkua ia i ka mālama ʻana i nā kūlana pH maikaʻi loa e pono ai no kēia mau kaʻina hana, e hōʻoia i ka paʻa a me ka hana o nā protein, nā enzymes, a me nā waikawa nucleic.Loaʻa ʻia ʻo Tris-HCl ma nā ʻano like ʻole, e like me ka pauka a i ʻole nā mea i hoʻopaʻa ʻia, e maʻalahi ai ka hoʻomākaukau ʻana a me ka hoʻohana ʻana i nā hoʻonohonoho hoʻokolohua like ʻole.
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N-ethyl-N-(3-sulfopropyl)-M-anisidinesodium CAS:82611-88-9
ʻO ka N-Ethyl-N-(3-sulfopropyl)-3-methoxyaniline sodium paʻakai he hui kemika i loaʻa i kahi hui N-ethyl, kahi hui sulfopropyl, a me kahi hui 3-methoxyaniline.Loaʻa ia ma ke ʻano he paʻakai sodium, kahi e hoʻonui ai i kona solubility i ka wai.
Loaʻa i kēia pūhui nā mea hoʻohana like ʻole i ka ʻoihana a me nā hoʻonohonoho noiʻi.Hiki ke hoʻohana ʻia ma ke ʻano he dye intermediate, catalyst, a i ʻole he reagent i ka synthesis organik.ʻO kona mau waiwai, e like me ka solubility, stability, a me ka reactivity, kūpono ia no nā noi kikoʻī ma nā ʻano āpau.
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2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE CAS:312693-81-5
ʻO 2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE kahi hui kemika i hoʻohana mau ʻia i ka noiʻi biochemical a me ka nānā ʻana.He mea ia o ka galactose, he ʻano kō.Hoʻohana pinepine ʻia ka pūhui ma ke ʻano he substrate no ka ʻike ʻana i ka hana o ka beta-galactosidase, kahi enzyme i loaʻa i nā mea ola he nui, me ka bacteria.Hiki ke ʻike maʻalahi ʻia ka mole mole naphthol i ka lawe ʻana i ke kukui ultraviolet, e ʻae ana i nā ʻepekema e ana i ka hana o ka beta-galactosidase.Hoʻohana maʻamau ʻia kēia assay i ka molecular biology a me ka noiʻi genetics, no nā noi e like me ke aʻo ʻana i ka hoʻoponopono gene, hōʻike protein, a me ka ola cell.
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TOOS CAS:82692-93-1 Kumukūʻai Mea Hana
ʻO ka Sodium 3-(N-ethyl-3-methylanilino) -2-hydroxypropanesulfonate kahi hui kemika i ʻike mau ʻia ʻo MESNa.Hoʻohana nui ʻia ia ma ke ʻano he mea hoʻohaʻahaʻa i ka biochemistry a me ka biology molecular.Hiki i ka MESNa ke uhaki i nā paʻa disulfide i nā protein, e hoʻohuli iā lākou i mau pūʻulu sulfhydryl.Pono kēia kaʻina hana hoʻohaʻahaʻa no nā noi like ʻole e like me ka denaturation protein, ka pale ʻana i ka hōʻuluʻulu protein, ka hōʻailona protein, a me ka hoʻopili hou ʻana i ka protein.He kuleana koʻikoʻi ka MESNa i ka hoʻoponopono ʻana i ka protein, ka nānā ʻana, a me ka hoʻololi ʻana i ka noiʻi ʻepekema.
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CAPSO Na CAS:102601-34-3 Kumukūʻai Mea Hana
ʻO CAPSO Na, i ʻike ʻia ʻo 3-(cyclohexylamino) -2-hydroxy-1-propanesulfonic acid sodium paʻakai, he hui ia no ka ʻohana o nā waikawa sulfonic.He zwitterionic buffer i hoʻohana mau ʻia i nā noi biochemical a me ka molecular biology.
Hana ʻo CAPSO Na ma ke ʻano he mea hoʻoponopono pH maikaʻi a hoʻohana nui ʻia i nā hoʻoheheʻe buffer e mālama i ka pH paʻa i kahi kikoʻī.Loaʻa iā ia ka waiwai pKa ma kahi o 9.8 a hoʻohana pinepine ʻia i nā hoʻokolohua e koi ai i ka pH ma waena o 8.5 a me 10.
ʻO ke ʻano paʻakai sodium o CAPSO (CAPSO Na) e hoʻonui i ka solubility a me ka maʻalahi o ka lawelawe ʻana i ka hoʻohālikelike ʻana i ka ʻano waikawa manuahi.Hiki ke hoʻoheheʻe ʻia i ka wai a hana maʻalahi i nā hopena paʻa ma nā ʻano ʻokoʻa like ʻole, e maʻalahi ia no nā noi ʻoihana like ʻole.
ʻO kekahi mau noi maʻamau o CAPSO Na ka lawelawe ʻana ma ke ʻano he pale i nā ʻenehana electrophoresis, hoʻāʻo enzyme, hoʻomaʻemaʻe protein, a me ka media moʻomeheu cell.ʻO kona hiki ke hoʻopaʻa a me ka launa pū ʻana me nā ʻōnaehana biological e kōkua i kona pono i kēia mau kahua.
