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Phenyl2,3,4,6-tetra-O-acetyl-1-thio-β-D-galactpyranoside CAS:24404-53-3
Phenyl2,3,4,6-tetra-O-acetyl-1-thio-β-D-galactopyranoside bụ ngwakọta a na-ejikarị eme nchọpụta biochemical.Ọ bụ ụdị molecule sugar galactose gbanwetụrụ, ma nwee ọtụtụ ngwa na nyocha enzyme, nyocha okwu mkpụrụ ndụ ihe nketa, sistemu nyocha, na ịdị ọcha protein.Nhazi ya gụnyere acetyl otu na otu thio, nke na-enyere aka n'ịchọpụta na ịmegharị ihe omume enzymatic kpọmkwem.N'ozuzu, ngwakọta a dị mkpa n'ịmụ ọrụ na ọrụ nke enzyme β-galactosidase, yana n'ime ụdị ihe omimi dị iche iche na nyocha biochemistry.
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Tris maleate CAS: 72200-76-1
Tris maleate bụ kemịkalụ kemịkalụ na-arụ ọrụ dị ka ihe nchekwa pH na nhazi n'ime ụlọ ọrụ dị iche iche.A na-eji ya maka idowe ọkwa pH kwụsiri ike na iguzogide mgbanwe nke mgbakwunye acid ma ọ bụ ntọala kpatara.A na-arụkarị Tris maleate na nyocha biochemical, ịdị ọcha protein, usoro mmepụta ihe na kemịl nyocha.Ọ na-adị irè karịsịa n'ịkwado na pH dị ala ma bụrụ onye a ma ama maka ịdịsa ya n'ịkwado ọnọdụ pH kacha mma.
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DAOS CAS: 83777-30-4 Onye nrụpụta ọnụahịa
N-Ethyl-N- (2-hydroxy-3-sulfopropyl) -3,5-dimethoxyaniline sodium nnu bụ ngwakọta kemịkal nke sitere na klas nke anilines sulfonated.Ọ bụ ụdị nnu sodium, nke pụtara na ọ bụ n'ụdị siri ike kristal nke na-agbaze na mmiri.Ngwakọta a nwere usoro ihe omimi nke C13H21NO6Sna.
Ọ nwere ma alkyl na sulfo otu, nke na-eme ka ọ baa uru na ngwa dị iche iche.A na-ejikarị ya eme ihe dị ka onye na-agba agba n'ime mmepụta ihe eji esiji ahịhịa, ọkachasị ndị a na-eji na ụlọ ọrụ akwa.Ngwakọta a na-enye agba ma na-eme ka nkwụsi ike nke agba agba, na-eme ka arụmọrụ ha na ịdịte aka.
Ọzọkwa, ọ nwekwara ike ije ozi dị ka a surfactant n'ihi ya hydrophilic sulfonate otu na hydrophobic alkyl otu.Ngwongwo a na-enye ya ohere ibelata esemokwu elu nke mmiri mmiri, na-eme ka ọ baa uru na nhazi ihe eji eme ihe, emulsion stabilizers, na usoro mmepụta ihe ndị ọzọ na-agụnye mgbasa nke ihe.
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2-hydroxy-4-morpholinepropanesulphonic acid CAS: 68399-77-9
2-hydroxy-4-morpholinepropanesulphonic acid (CAPS) bụ ihe nchekwa zwitterionic a na-ejikarị na nyocha biochemical na molecular bayoloji.Ọ bụ pH stabilizer dị irè, na-ejigide pH na-agbanwe agbanwe n'ihe dịka 9.2-10.2.A maara CAPS nke ọma maka ngwa ya na ịdị ọcha protein, nyocha enzymatic, mgbasa ozi ọdịbendị cell, na electrophoresis.Ọ dakọtara na enzymes, a na-ejikarị ya iji nọgide na-enwe pH kacha mma maka ọrụ enzyme n'oge usoro ụlọ nyocha dị iche iche.A na-ejikwa CAPS na mgbasa ozi omenala cell iji mepụta ebe kacha mma maka uto cell na ịdị ndụ.Na electrophoresis, ọ na-enyere aka ịnọgide na-enwe nkwụsi ike pH dị mkpa maka nkewa na nyocha nke nucleic acid ma ọ bụ protein.
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beta-d-glucose pentaacetate CAS: 604-69-3
Beta-D-glucose pentaacetate bụ ngwakọta kemịkalụ nke sitere na glucose, shuga dị mfe.Emebere ya site na acetylating glucose na otu acetyl ise, na-ebute njikọ nke otu ndị a na otu hydroxyl (OH) dị na molekul glucose.Mgbanwe a nke glucose na-eme ka ọ kwụsie ike ma na-eme ka ọ gbazee na ihe mgbaze organic.
Beta-D-glucose pentaacetate nwere ngwa dị iche iche na ngalaba nke kemịkalụ organic, ọkachasị na njikọ na mgbanwe nke carbohydrates.Ọ nwere ike ije ozi dị ka ihe mbido ma ọ bụ etiti na nkwadebe nke ihe ndị ọzọ sitere na carbohydrate ma ọ bụ ogige organic siri ike.Na mgbakwunye, ejirila ya na ụfọdụ ngwa ahụike na ọgwụ dịka sistemu nnyefe ọgwụ yana usoro ntọhapụ a na-achịkwa.
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3-NITROPHENYL-BETA-D-GALACTOPYRANOSIDE CAS:3150-25-2
3-Nitrophenyl-beta-D-galactopyranoside (ONPG) bụ mkpụrụ a na-ejikarị na nyocha enzymatic iji chọpụta ma tụọ ọrụ beta-galactosidase.Mgbe beta-galactosidase dị ma na-arụ ọrụ, ọ na-eme ka ONPG hydrolyzes, na-ahapụ ngwaahịa na-acha odo odo nke a na-akpọ 3-nitrophenol.Enwere ike tụọ ike nke agba edo edo emepụtara n'ụzọ spectrophotometrically, na-enye ohere nha nke ọrụ beta-galactosidase.A na-ejikarị ONPG eme ihe na usoro ihe ọmụmụ ihe omimi na nyocha microbiology, yana na nyocha ụlọ ọgwụ, iji mụọ okwu mkpụrụ ndụ ihe nketa, ọrụ protein, njirimara nje bacteria, na ike cell.
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TOOS CAS: 82692-93-1 Onye nrụpụta ọnụahịa
Sodium 3- (N-ethyl-3-methylanilino) -2-hydroxypropanesulfonate bụ ngwakọta kemịkalụ nke a na-akpọkarị MESna.A na-eji ya eme ihe n'ụzọ bụ isi dị ka onye na-ebelata ihe ndị dị na biochemistry na biology molecular.MESna nwere ikike imebi njikọ disulfide na protein, na-atụgharị ha ka ọ bụrụ otu sulfhydryl.Usoro mbelata a dị mkpa maka ngwa dị iche iche dị ka denaturation protein, na-egbochi nchịkọta protein, akara protein, na ntinyeghachi protein.MESna na-arụ ọrụ dị mkpa na njikwa protein, nyocha, na mgbanwe na nyocha sayensị.
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PIPES monosodium nnu CAS: 10010-67-0
Sodium hydrogen piperazine-1,4-diethanesulphonate, nke a makwaara dị ka HEPES-Na, bụ ihe a na-ejikarị eme ihe na nyocha nke ndu na biochemical.Ọ na-enyere aka ịnọgide na-enwe pH kwụsiri ike nke 6.8 ruo 8.2 na ngwa dị iche iche, gụnyere omenala cell, nyocha enzyme, na usoro ihe ọmụmụ ihe omimi.HEPES-Na dakọtara na usoro ndu dị iche iche ma kwụsie ike karịa oke okpomọkụ.
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PHENYL-1-THIO-β-D-GALACTOPYRANOSIDE CAS: 16758-34-2
PHENYL-1-THIO-β-D-GALACTOPYRANOSIDE, nke a makwaara dị ka phenyl thio galactopyranoside, bụ ngwakọta kemịkalụ nke sitere na ezinụlọ glycosides.Ọ bụ ihe na-emepụta galactose nke mejupụtara nkeji shuga galactopyranose jikọtara ya na otu phenylthio na carbon anomeric. Nke a na-ejikarị eme ihe na nyocha biochemical dị ka mkpụrụ maka enzymes nke na-eme ka njikọ glycosidic hydrolyze.Ọ na-arụ ọrụ dị ka ihe eji eme ihe iji mụọ ọrụ enzymatic nke glycosidases na iji chọpụta kpọmkwem ha, kinetics, na mgbochi.PHENYL-1-THIO-β-D-GALACTOPYRANOSIDE na-arụ ọrụ na colorimetric na fluorometric assays iji chọpụta ọnụnọ ma ọ bụ tụọ ya. ọrụ nke glycosidases dị iche iche n'omume ndu.Hydrolysis nke ogige a site na enzymes kpọmkwem na-emepụta ihe mgbaàmà na-achọpụta nke nwere ike ịdị ọnụ. N'ihi otu phenylthio kwụsiri ike, PHENYL-1-THIO-β-D-GALACTOPYRANOSIDE nwere ike ijikwa ya ngwa ngwa ma chekwaa ya n'enweghị ire ere, na-eme ka ọ bụrụ nhọrọ dị mma maka. nyocha enzyme na nyocha nyocha.
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2- (tris (hydroxymethyl) methylamino) ethane-1-sulphonic acid CAS: 7365-44-8
2- (Tris (hydroxymethyl) methylamino) ethane-1-sulfonic acid, nke akpọrọ TES, bụ ngwakọta kemịkalụ nke a na-ejikarị dị ka onye na-echekwa ihe na nyocha nke ndu na kemịkal.Dị ka ihe na-emepụta sulfonic acid nke tris (hydroxymethyl) aminomethane (Tris), TES nwere ike idowe pH kwụsiri ike nke 6.8 ruo 8.2.A na-ejikarị ya na mgbasa ozi omenala cell, mmeghachi omume enzymatic, protein electrophoresis, na nyocha DNA/RNA.TES dị oke ọnụ ma dị oke mkpa maka idowe ọnọdụ kachasị mma na nnwale na usoro ụlọ nyocha dị iche iche.
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Dipso sodium CAS: 102783-62-0 Onye nrụpụta ọnụahịa
3-[N, N-Bis (hydroxyethyl) amino] -2-hydroxypropanesulphonic acid sodium salt, nke a makwaara dị ka BES sodium salt, bụ ngwakọta kemịkal a na-ejikarị na nyocha biochemical na ngwa ọgwụ.Ọ bụ ihe na-emepụta sulfonic acid nke nwere ụdị nnu sodium, na-eme ka ọ bụrụ mmiri na-agbaze ma kwụsie ike na ngwọta mmiri.
BES sodium nnu nwere usoro ihe omimi nke C10H22NNaO6S na ịdị arọ molekụla nke ihe dịka 323.34 g/mol.A na-ejikarị ya eme ihe dị ka onye na-ebufe ihe n'ihi ike ya idowe ebe pH kwụsiri ike na ngwọta.
A maara ogige a maka ikike magburu onwe ya iguzogide mgbanwe pH kpatara site na dilution ma ọ bụ mgbakwunye nke acid na bases.A na-ejikarị ya na mmeghachi omume nje na enzymatic, mgbasa ozi omenala cell, ịdị ọcha protein, na ngwa ndị ọzọ ebe njikwa pH dị oke mkpa.
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D-(+) - Cellobiose CAS: 528-50-7
D-(+)-Cellobiose bụ disaccharide mejupụtara nkeji glucose abụọ jikọtara ya na njikọ beta-1,4-glycosidic.A na-ahụkarị ya na cellulose, akụkụ bụ isi nke mgbidi cell osisi.Cellobiose bụ ihe na-enweghị agba, kristal siri ike nke na-agbaze na mmiri.Ọ bụghị ihe ka ọtụtụ n'ime ihe ndị dị ndụ na-agbari ya, mana ụfọdụ enzymes, dị ka cellobiases, nwere ike ịgbaze ya iji nweta glucose.Cellobiose bụ etiti dị mkpa na mmebi microbial nke cellulose ma jiri ya na ngwa teknụzụ dị iche iche, gụnyere mmepụta nke biofuels.
