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2,3,4,6-TETRA-O-BENZOYL-ALPHA-D-GLUCOPYRANOSYL BROMIDE CAS:14218-11-2
2,3,4,6-Tetra-O-benzoyl-alpha-D-glucopyranosyl bromide bụ kemịkalụ kemịkalụ nke sitere na klas nke mmepụta shuga.Ọ mejupụtara molekul glucose nwere otu benzoyl anọ jikọtara na otu hydroxyl ya, yana atom bromide na ọnọdụ anomeric.
A na-eji ọgwụ a eme ihe na kemịkalụ organic na ọgwụ dịka otu nchekwa maka ọrụ hydroxyl nke glucose.Otu benzoyl na-eje ozi na-ekpuchi otu hydroxyl reactive reactive, na-eme ka ha ghara ịdaba na mmeghachi omume kemịkalụ achọghị n'oge usoro sịntetik.Nke a na-enye ohere maka ịrụ ọrụ nke otu hydroxyl kpọmkwem n'ụdị glucose.
Ọzọkwa, enwere ike iji ihe ndị na-emepụta glucose na-echekwa benzoyl dị ka ihe mgbochi maka njikọ nke glycosides dị iche iche na glycoconjugates.Glycosides bụ ogige etolite site na njikọ nke molecule sugar na akụkụ ọzọ, dị ka ọgwụ ma ọ bụ ngwaahịa sitere n'okike, ha na-ahụkwa ngwa na mmepe ọgwụ na bayoloji kemịkal.
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popso sesquisodium CAS: 108321-08-0
Piperazine-N, N'-bis (2-hydroxypropanesulfonic acid) sesquisodium nnu, nke a makwaara dị ka PIPES sesquisodium nnu, bụ ngwakọta kemịkalụ eji dị ka onye na-echekwa ihe na ngwa sayensị dị iche iche.Ọ na-enyere aka ịnọgide na-enwe ọkwa pH kwụsiri ike na ngwọta, karịsịa na pH physiological.PIPES sesquisodium nnu bụ nke a na-ejikarị na mgbasa ozi omenala cell, protein biochemistry, electrophoresis, usoro ihe ọmụmụ ihe omimi, na usoro nnyefe ọgwụ.Ọ na-arụ ọrụ dị ka onye na-achịkwa pH na nkwalite maka ọrụ enzyme na nkwụsi ike, na-eme ka ọ baa uru n'ọtụtụ nyocha na usoro mmepụta ihe.
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N-ethyl-N- (3-sulfopropyl)-M-anisidinesodium CAS: 82611-88-9
N-Ethyl-N- (3-sulfopropyl) -3-methoxyaniline sodium nnu bụ ngwakọta kemịkalụ nke nwere otu N-ethyl, otu sulfopropyl, na otu 3-methoxyaniline.Ọ na-adịkarị dị ka nnu sodium, nke na-eme ka ọ ghara ịdị na mmiri.
Ngwakọta a nwere ngwa dị iche iche na ntọala ụlọ ọrụ na nyocha.Enwere ike iji ya mee ihe dị ka etiti agba agba, ihe na-akpali akpali, ma ọ bụ dị ka reagent na njikọ organic.Njirimara ya, dị ka solubility, nkwụsi ike, na reactivity, na-eme ka ọ dabara maka ngwa dị iche iche na mpaghara dị iche iche.
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HEPES-Na CAS: 75277-39-3 Onye nrụpụta ọnụahịa
HEPES sodium nnu, nke a makwaara dị ka N- (2-Hydroxyethyl) piperazine-N'-2-ethanesulfonic acid sodium salt, bụ ihe nchekwa zwitterionic nke a na-ejikarị na nyocha nke ndu na biochemical.Ọrụ ya bụ isi bụ idowe ọkwa pH kwụsiri ike na sistemụ nnwale dị iche iche.HEPES sodium nnu na-agbanwe nke ukwuu, kwụsiri ike, na anaghị egbu egbu, na-eme ka ọ dabara maka ngwa dịgasị iche iche gụnyere omenala cell, kinetics enzyme, immunoassays, na nyocha ihe ọmụmụ ihe omimi.Ọ dakọtara na ọtụtụ ihe nlele na sistemu nke ndu, na-enye ebe a na-achịkwa maka ụkpụrụ pH ziri ezi.
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Beta-D-Galactose pentaacetate CAS: 114162-64-0
Beta-D-galactose pentaacetate bụ ngwakọta kemịkalụ nke sitere na galactose, ụdị shuga.Emebere ya site na acetylating galactose nwere otu acetyl ise.Mgbanwe a na-abawanye nkwụsi ike nke ogige ahụ ma na-enye ya ohere iji kemịkalụ dị iche iche na ngwa biochemical.Beta-D-galactose pentaacetate na-ejikarị eme ihe dị ka ihe nchebe maka galactose na mmeghachi omume organic.Ọ na-enyere aka igbochi mmeghachi omume na-achọghị ma ọ bụ mmeghachi omume n'akụkụ site na ikpuchi ìgwè ndị na-emeghachi omume nke galactose. Tụkwasị na nke a, a na-eji onyinye a mgbe ụfọdụ dị ka ihe mmalite ma ọ bụ mmalite ihe na njikọ nke ihe ndị ọzọ na-emepụta galactose.Ụdị acetylated ya na-enye ohere maka nhazi dị mfe na mgbanwe nke molecule galactose na mmeghachi omume ndị na-esote. N'ozuzu, beta-D-galactose pentaacetate bụ ihe bara uru na nyocha nke kemịkalụ na njikọ nke na-enye nkwụsi ike na ntụgharị maka mmeghachi omume metụtara galactose.
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3-morpholinopropanesulfonic acid hemisodium nnu CAS: 117961-20-3
3-(N-Morpholino)propanesulfonic acid hemisodium nnu, nke a makwaara dị ka MOPS-Na, bụ ihe nchekwa zwitterionic nke a na-ejikarị na biochemical na nyocha nke ndu.Ihe mejupụtara ya bụ mgbanaka morpholine, yinye propane na otu sulfonic acid.
MOPS-Na bụ ihe nchekwa dị irè maka idowe pH kwụsiri ike n'ụdị physiological (pH 6.5-7.9).A na-ejikarị ya na mgbasa ozi omenala cell, ịdị ọcha protein na njirimara, nyocha enzyme, na DNA / RNA electrophoresis.
Otu n'ime uru MOPS-Na dị ka ihe nchekwa bụ obere nnabata UV, nke na-eme ka ọ dabara maka ngwa spectrophotometric.Ọ na-egosipụtakwa nnyonye anya pere mpe na ụzọ nyocha nkịtị.
MOPS-Na bụ soluble na mmiri, na solubility ya na-adabere pH.A na-enyekarị ya dị ka ntụ ntụ siri ike ma ọ bụ dị ka ihe ngwọta, ebe a na-ejikarị ụdị nnu hemisodium eme ihe.
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Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl) methane CAS: 6976-37-0
Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl) -methane, nke a na-akpọkarị bicine, bụ kemịkalụ kemịkalụ nwere ihe nchekwa.A na-ejikarị ya eme ihe na ngwa sayensị na ụlọ ọrụ mmepụta ihe dị iche iche.Bicine na-arụ ọrụ dị ka onye na-achịkwa pH, na-enyere aka ịnọgide na-enwe pH kwụsiri ike na ngwọta na inye ọnọdụ kachasị mma maka mmeghachi omume biochemical.Ọ na-achọta ngwa na nyocha enzyme, mgbasa ozi ọdịbendị cell, usoro ịdị ọcha protein, electrophoresis, na usoro ọgwụ.
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4-NITROPHENYL-ALPHA-D-MANNOPYRANOSIDE CAS:10357-27-4
4-Nitrophenyl-alpha-D-mannopyranoside bụ ngwakọta kemịkalụ sitere na mannose shuga.Ọ mejupụtara molekul mannose jikọtara ya na otu nitrophenyl.A na-ejikarị ọgwụ a eme ihe na nyocha nke biochemical dị ka mkpụrụ maka nchọpụta na nha nke ọrụ enzyme.Kpọmkwem, enwere ike iji ya mụọ ọrụ nke enzymes na-eme ka hydrolyzed ma ọ bụ gbanwee ihe ndị nwere mannose.Otu nitrophenyl jikọtara na molecule mannose na-enye ohere maka ịlele ọrụ enzyme site na nyochaa mwepụta nke nitrophenyl moiety.A na-ejikarị ọgwụ a eme ihe na nyocha iji mụọ enzymes na-etinye aka na metabolism carbohydrate ma ọ bụ usoro glycosylation.
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CABS CAS: 161308-34-5 Onye nrụpụta ọnụahịa
A na-ejikarị ya dị ka onye na-echekwa ihe na ngwa biochemical dị iche iche.
CABS mara maka ikike ya idowe ọkwa pH kwụsiri ike na ngwọta, na-eme ka ọ bụrụ nhọrọ dị mma maka sistemu nchekwa na nnwale ụlọ nyocha na nyocha ahụike.Ikike nchekwa ya na-arụ ọrụ nke ọma n'ime pH nke 8.6 ruo 10. Usoro ọgwụgwọ na nyocha, dị ka ọrụ enzyme, electrophoresis, na immunohistochemistry, na-ejikarị C.ABS dị ka onye na-echekwa ihe iji jikwaa nkwụsi ike pH ma melite arụmọrụ mmeghachi omume.
Ọ dị mkpa ịmara na CABS nwere ike na-enwe mmetụta maka mgbanwe okpomọkụ yana ọ nwere ike ọ gaghị adabara maka ụfọdụ ngwa chọrọ oke okpomọkụ.Na mgbakwunye, ekwesịrị ịgbaso usoro nchekwa kwesịrị ekwesị mgbe ejizi CABS, dị ka ọ nwere ike ịkpasu akpụkpọ ahụ, anya, na usoro iku ume.
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ADOS CAS: 82692-96-4 Onye nrụpụta ọnụahịa
N-Ethyl-N- (2-hydroxy-3-sulfopropyl) -3-methoxyaniline sodium salt dihydrate, nke a makwaara dị ka EHS, bụ ngwakọta kemịkalụ eji eme ihe dị iche iche na kemịkalụ na biochemistry.Ọ bụ ihe na-edozi mmiri na-esi na nne na nna 2-hydroxy-3-sulfopropyl-3-methoxyaniline.
A na-ejikarị EHS mee ihe dị ka ihe ngosi pH, kpọmkwem na pH nke 6.8 ruo 10. EHS na-enwekarị ụcha n'ụdị acidic ya mana ọ na-agbanwe na agba anụnụ anụnụ mgbe ekpughere ya na ọnọdụ alkaline.Enwere ike ịhụ mgbanwe agba a anya, na-eme ka ọ baa uru maka nyochaa mgbanwe pH na ngwọta.
Na mgbakwunye na njirimara pH ya, ejirila EHS mee ihe na nyocha nyocha na biochemical dị iche iche.Dịka ọmụmaatụ, enwere ike iji ya mee ihe dị ka ihe eji esiji protein na gel electrophoresis, na-enyere aka iji anya nke uche na ịkọwapụta ụdị protein.EHS ahụwokwa ngwa na nyocha enzyme, ebe enwere ike iji tụọ ọrụ enzyme ma ọ bụ chọpụta mmeghachi omume enzymatic.
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P-NITROPHENYL BETA-D-LACTOPYRANOSIDE CAS:4419-94-7
P-Nitrophenyl beta-D-lactopyranoside, nke a makwaara dị ka PNPG, bụ ngwakọta a na-ejikarị na nyocha enzymatic iji tụọ ọrụ beta-galactosidase, enzyme na-etinye aka na metabolism carbohydrate.PNPG bụ mkpụrụ sịntetik nke beta-galactosidase nwere ike gbawaa, na-ebute ntọhapụ nke ngwaahịa na-acha odo odo.Enwere ike ịkọwa oke nke mkpụrụ osisi hydrolysis n'ụdị spectrophotometrically site na ịlele nnabata nke ngwaahịa ahụ n'otu ogologo wavele ogologo.Nke a na-enye ndị na-eme nchọpụta ohere inyocha ọrụ na kinetics nke beta-galactosidase n'ọnọdụ dị iche iche, dị ka ịmụ ọrụ enzyme, nyocha maka ndị na-egbochi enzyme ma ọ bụ ndị na-eme ihe, ma ọ bụ nyochaa mmetụta nke ngbanwe na ọrụ enzyme.
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2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE CAS:312693-81-5
2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE bụ ngwakọta kemịkalụ a na-ejikarị eme nyocha na nyocha biochemical.Ọ bụ ihe sitere na galactose, ụdị shuga.A na-ejikarị ogige ahụ eme ihe dị ka mkpụrụ maka ịchọpụta ọrụ beta-galactosidase, enzyme dị na ọtụtụ ihe ndị dị ndụ, gụnyere nje bacteria. Mgbe beta-galactosidase dị, ọ na-agbaji 2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE n'ime naphthol na galactose.Enwere ike ịchọpụta molekul naphthol nke na-esi na ya pụta ngwa ngwa site na mmịnye nke ìhè ultraviolet, na-enye ndị ọkà mmụta sayensị aka ịlele ọrụ beta-galactosidase.A na-ejikarị nyocha a na-eme nchọpụta ihe omimi nke mkpụrụ ndụ ihe nketa na mkpụrụ ndụ ihe nketa, maka ngwa dị ka ịmụ usoro nhazi mkpụrụ ndụ ihe nketa, okwu protein, na ike cell.
![Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl) methane CAS: 6976-37-0](http://cdn.globalso.com/xindaobiotech/图片169.png)
