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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 sesquisodium CAS:108321-08-0
ʻO Piperazine-N,N'-bis(2-hydroxypropanesulfonic acid) sesquisodium paʻakai, ʻike ʻia hoʻi ʻo PIPES sesquisodium salt, he mea hoʻohui kemika i hoʻohana ʻia ma ke ʻano he mea pale i nā noiʻi ʻepekema a me nā ʻenehana.Kōkua ia i ka mālama ʻana i kahi pae pH paʻa i nā hoʻonā, ʻoi loa i ka pae pH physiological.Hoʻohana mau ʻia ka paʻakai sesquisodium PIPES i ka media moʻomeheu cell, biochemistry protein, electrophoresis, molecular biology techniques, a me nā ʻōnaehana lawe lāʻau.Hana ʻo ia ma ke ʻano he pH regulator a me ka hoʻonui ʻana no ka hana enzyme a me ke kūpaʻa, e lilo ia i mea waiwai i ka nui o ka noiʻi a me nā kaʻina hana.
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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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HEPES-Na CAS:75277-39-3 Kumukūʻai Mea Hana
ʻO ka paʻakai paʻakai HEPES, ʻike ʻia hoʻi ʻo N-(2-Hydroxyethyl)piperazine-N'-2-ethanesulfonic acid sodium paʻakai, he paʻakai zwitterionic i hoʻohana mau ʻia i ka noiʻi olaola a me ka biochemical.ʻO kāna hana nui ka mālama ʻana i kahi pae pH paʻa i nā ʻōnaehana hoʻokolohua like ʻole.ʻO ka paʻakai paʻakai HEPES he mea maʻalahi, kūpaʻa, a ʻaʻohe mea ʻawaʻawa, kūpono ia no nā ʻano hana like ʻole me ka moʻomeheu cell, enzyme kinetics, immunoassays, a me nā hoʻokolohua molecular biology.He kūpono ia me ka nui o nā laʻana olaola a me nā ʻōnaehana, e hāʻawi ana i kahi kaiapuni hoʻomalu no ka hoʻoponopono pH pololei.
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Beta-D-Galactose pentaacetate CAS:114162-64-0
ʻO ka Beta-D-galactose pentaacetate kahi pūhui kemika i loaʻa mai ka galactose, kahi ʻano kō.Hoʻokumu ʻia ia e ka acetylating galactose me nā hui acetyl ʻelima.Hoʻonui kēia hoʻololi i ka paʻa o ka pūhui a hiki ke hoʻohana ʻia i nā noi kemika a me ka biochemical.Kōkua ia i ka pale ʻana i nā hopena makemake ʻole a i ʻole nā ʻaoʻao ʻaoʻao ma ka uhi ʻana i nā pūʻulu reactive o ka galactose.ʻO kona ʻano acetylated hiki ke maʻalahi ka hoʻololi ʻana a me ka hoʻololi ʻana o ka mole galactose i nā hopena hope.
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3-morpholinopropanesulfonic acid hemisodium paʻakai CAS:117961-20-3
ʻO 3-(N-Morpholino) propanesulfonic acid hemisodium paʻakai, ʻike ʻia hoʻi ʻo MOPS-Na, he zwitterionic buffer i hoʻohana mau ʻia i ka noiʻi biochemical a me ke olaola.Ua haku ʻia me ke apo morpholine, ke kaulahao propane, a me ka hui waika sulfonic.
ʻO MOPS-Na kahi mea hoʻopaʻa kūpono no ka mālama ʻana i kahi pH kūpaʻa i ka pae physiological (pH 6.5-7.9).Hoʻohana pinepine ʻia i ka media moʻomeheu cell, ka hoʻomaʻemaʻe ʻana i ka protein a me ke ʻano, ka hoʻāʻo ʻana i ka enzyme, a me ka electrophoresis DNA / RNA.
ʻO kekahi o nā mea maikaʻi o MOPS-Na ma ke ʻano he buffer ʻo ia ka haʻahaʻa UV absorption, kahi e kūpono ai no nā noi spectrophotometric.Hōʻike pū ia i ka liʻiliʻi o ke keʻakeʻa ʻana i nā ʻano hoʻokolohua maʻamau.
Hiki ke hoʻoheheʻe ʻia ʻo MOPS-Na i ka wai, a ʻo kona hoʻoheheʻe ʻia e pili ana i ka pH.Hāʻawi ʻia ia ma ke ʻano he pauka paʻa a i ʻole he hopena, me ka paʻakai hemisodium e hoʻohana pinepine ʻia.
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![Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane CAS:6976-37-0](//cdn.globalso.com/xindaobiotech/图片169.png)
Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane CAS:6976-37-0
ʻO Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane, i ʻike mau ʻia ʻo bicine, he mea hoʻohui kemika i loaʻa nā waiwai hoʻopaʻa.Hoʻohana nui ʻia ia i nā noi ʻepekema a me nā ʻoihana ʻenehana.Hana ʻo Bicine ma ke ʻano he pH regulator, e kōkua ana i ka mālama ʻana i kahi pH kūpaʻa i nā hopena a hāʻawi i nā kūlana kūpono no nā hopena biochemical.Loaʻa iā ia nā noi i nā hoʻokolohua enzyme, media moʻomeheu cell, nā kaʻina hoʻomaʻemaʻe protein, electrophoresis, a me nā ʻano hana lāʻau.
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4-NITROPHENYL-ALPHA-D-MANNOPYRANOSIDE CAS:10357-27-4
ʻO 4-Nitrophenyl-alpha-D-mannopyranoside kahi hui kemika i loaʻa mai ka mannose kō.Aia i loko o kahi mole mannose i hoʻopili ʻia i kahi hui nitrophenyl.Hoʻohana pinepine ʻia kēia pūhui i ka noiʻi biological a me biochemical ma ke ʻano he substrate no ka ʻike a me ke ana ʻana o ka hana enzyme.Ma ke kiko, hiki ke hoʻohana ʻia e aʻo i ka hana o nā enzymes e hydrolyze a hoʻololi paha i nā substrate i loaʻa i ka mannose.ʻO ka hui nitrophenyl i hoʻopili ʻia i ka mole mannose e hiki ai ke ana i ka hana enzyme ma o ka nānā ʻana i ka hoʻokuʻu ʻana o ka moiety nitrophenyl.Hoʻohana mau ʻia kēia pūhui i nā hoʻāʻo e aʻo i nā enzyme e pili ana i ka metabolism carbohydrate a i ʻole ka hana glycosylation.
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CABS CAS:161308-34-5 Kumukūʻai Mea Hana
Hoʻohana maʻamau ia ma ke ʻano he buffering agent i nā ʻano noiʻi biological a me biochemical.
CABS ʻike ʻia no kona hiki ke mālama i ka pae pH paʻa i nā hoʻonā, e lilo ia i koho kūpono no nā ʻōnaehana buffering i nā hoʻokolohua hoʻokolohua a me ka noiʻi olakino.ʻOi aku ka maikaʻi o kona hiki ke hoʻopaʻa ʻia i loko o ka pae pH o 8.6 a 10. Hoʻohana pinepine ʻia nā kaʻina hana lapaʻau a me nā diagnostics, e like me nā hana enzyme, electrophoresis, a me immunohistochemistry.ABʻO S ma ke ʻano he mea hoʻolalelale no ka mālama ʻana i ka paʻa pH a hoʻomaikaʻi i ka hopena hopena.
He mea nui e hoʻomaopopo ʻo CABHiki iā S ke maʻalahi i nā loli wela a ʻaʻole kūpono paha no kekahi mau noi e koi ana i nā pae wela loa.Eia hou, pono e hahai ʻia nā ʻano palekana kūpono i ka wā e lawelawe ana iā CABS, no ka mea hiki ke hoʻonāukiuki i ka ʻili, nā maka, a me ka ʻōnaehana hanu.
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ADOS CAS:82692-96-4 Kumukūʻai Mea Hana
ʻO N-Ethyl-N-(2-hydroxy-3-sulfopropyl) -3-methoxyaniline sodium salt dihydrate, i kapa ʻia ʻo EHS, he mea hoʻohui kemika i hoʻohana ʻia i nā noi like ʻole i ka kemika a me ka biochemistry.He mea hoʻoheheʻe wai i loaʻa mai ka hui makua 2-hydroxy-3-sulfopropyl-3-methoxyaniline.
Hoʻohana maʻamau ʻia ʻo EHS ma ke ʻano he hōʻailona pH, ʻo ia hoʻi ma ka pae pH o 6.8 a 10. ʻAʻole waihoʻoluʻu ʻo EHS i kona ʻano acidic akā hoʻololi i kahi kala polū ke ʻike ʻia i nā kūlana alkaline.Hiki ke ʻike maka ʻia kēia hoʻololi kala, pono ia no ka nānā ʻana i nā loli pH i nā hopena.
Ma kahi o kāna mau waiwai hōʻike pH, ua hoʻohana pū ʻia ʻo EHS i nā ʻano analytical a me biochemical assays.No ka laʻana, hiki ke hoʻohana ʻia ma ke ʻano he dye no ka pale ʻana i ka protein i ka electrophoresis gel, e kōkua ana i ka nānā ʻana a me ka helu ʻana i nā ʻāpana protein.Ua loaʻa pū i ka EHS nā noi i nā hoʻokolohua enzyme, kahi hiki ke hoʻohana ʻia e ana i nā hana enzyme a ʻike paha i nā hopena enzymatic.
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P-NITROPHENYL BETA-D-LACTOPYRANOSIDE CAS:4419-94-7
ʻO ka P-Nitrophenyl beta-D-lactopyranoside, ka mea i kapa ʻia ʻo PNPG, he pūhui i hoʻohana pinepine ʻia i nā hoʻokolohua enzymatic e ana i ka hana o ka beta-galactosidase, kahi enzyme e pili ana i ka metabolism carbohydrate.ʻO PNPG kahi substrate synthetic i hiki ke hoʻokaʻawale ʻia e ka beta-galactosidase, ka hopena i ka hoʻokuʻu ʻana i kahi huahana kala melemele.Hiki ke helu ʻia ka nui o ka substrate hydrolysis ma ke ana ʻana i ka hoʻopale ʻana o ka huahana ma kahi lōʻihi hawewe kikoʻī.ʻAe kēia i nā mea noiʻi e loiloi i ka hana a me nā kinetics o ka beta-galactosidase ma nā ʻano ʻano like ʻole, e like me ke aʻo ʻana i ka hana enzyme, ka nānā ʻana i nā mea hoʻopaneʻe enzyme a i ʻole nā mea hoʻoulu, a i ʻole ka loiloi ʻana i nā hopena o nā hoʻololi i ka hana enzyme.
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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.
![Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane CAS:6976-37-0](http://cdn.globalso.com/xindaobiotech/图片169.png)
