-
3-(cyclohexylamino)-2-hydroxy-1-propanesuhicic acid CAS:73463-39-5
3-(cyclohexylamino)-2-hydroxy-1-propanesuhicic acid bụ kemịkalụ nwere usoro molekul C12H23NO3S. Ọ bụ nke ezinụlọ nke ihe mejupụtara a maara dị ka sulfonic acid. Ihe mejupụtara a nwere otu cyclohexylamino, otu hydroxy, na ihe mejupụtara propanesuhicic acid. A na-eji ya eme ihe n'ọtụtụ ọrụ ụlọ ọrụ, gụnyere dị ka ihe owuwu na mmepụta organic na dị ka ihe na-eme ihe na nyocha ọgwụ. Nhazi na njirimara pụrụ iche nke ihe mejupụtara ya na-eme ka ọ dabara maka mmeghachi omume kemịkalụ kpọmkwem na nyocha sayensị.
-
HEIDA CAS:93-62-9 Ọnụahịa Onye Mmepụta
N-(2-Hydroxyethyl)iminodiacetic acid (HEIDA) bụ kemịkalụ nwere ọtụtụ ojiji n'ọtụtụ ngalaba. Ọ bụ ihe na-eme ka ihe dị iche iche ghara ịdị irè, nke pụtara na o nwere ike ijikọ na ion ígwè ma mepụta ihe ndị kwụsiri ike.
N'ihe gbasara kemistri nyocha, a na-ejikarị HEIDA eme ihe dị ka ihe na-eme ka ihe dị mgbagwoju anya na titrations na nkewa nyocha. Enwere ike iji ya mee ka ion ígwè dị ka calcium, magnesium, na iron dị n'ime ya, wee si otú a gbochie ha imebi izi ezi nke nha nyocha.
HEIDA na-ejikwa ya eme ihe n'ụlọ ọrụ ọgwụ, ọkachasị n'ịmepụta ụfọdụ ọgwụ. Enwere ike iji ya dị ka ihe na-eme ka ọ kwụsie ike ma na-agbaze mmiri maka ọgwụ ndị na-anaghị agbaze nke ọma, na-enyere aka ime ka ha dịkwuo mma ma na-arụ ọrụ nke ọma.
Ebe ọzọ a na-eji HEIDA eme ihe bụ n'ihe gbasara ọgwụgwọ mmiri mkpofu na idozi gburugburu ebe obibi. Enwere ike iji ya dị ka ihe na-egbochi ihe ndị na-emerụ emerụ site na ígwè dị arọ na mmiri ma ọ bụ ala, si otú a na-ebelata nsí ha ma na-akwalite mgbalị idozi ha.
Ọzọkwa, ejirila HEIDA mee ihe na njikọta nke ihe ndị mejupụtara nhazi na usoro metal-organic (MOFs), nke nwere ọtụtụ ojiji na catalysis, nchekwa gas, na mmetụta.
-
2,3,5,6-Di-O-isopropylidene-α-D-mannofuranose CAS:14131-84-1
2,3,5,6-Di-O-isopropylidene-α-D-mannofuranose bụ ihe mejupụtara nke e ji eme ihe na njikọ organic dị ka otu nchebe maka otu hydroxyl nke mannose. Site na itinye otu isopropylidene na otu hydroxyl na ọnọdụ 2, 3, 5, na 6 nke mgbanaka mannose, ihe mejupụtara a na-enyere aka igbochi mmeghachi omume na-adịghị mma ime na ebe ndị ahụ. Nchedo a na-enye ohere maka mgbanwe nhọrọ na otu ọrụ ndị ọzọ dị na molekul. A na-ejikarị ya eme ihe na njikọta nke carbohydrates dị mgbagwoju anya na glycoconjugates, nke na-arụ ọrụ dị mkpa na usoro bayoloji ma nwee ojiji na mpaghara dịka nnyefe ọgwụ, nchọpụta ọrịa, na immunology.
-
MES HEMISODIUM NNU CAS:117961-21-4
2-Amino-2-methyl-1,3-propanediol, nke a makwaara dị ka AMPD ma ọ bụ α-methyl serinol, bụ ngwakọta kemịkalụ nwere usoro molekul C4H11NO2. Ọ bụ amino alcohol nke a na-ejikarị eme ihe dị ka ihe etiti kemịkalụ na njikọta nke ọgwụ na ihe ndị sitere n'okike. A maara AMPD maka ikike ya ịrụ ọrụ dị ka ihe enyemaka chiral na mmeghachi omume asymmetric, na-eme ka ọ baa uru na mmepụta nke ihe ndị dị ọcha enantiomerically. Na mgbakwunye, ejirila ya dị ka ihe mejupụtara nlekọta onwe onye na ngwaahịa ịchọ mma maka ihe ndị na-eme ka mmiri dị ọcha.
-
Tris(hydroxymethyl)nitromethane CAS:126-11-4
Tris(hydroxymethyl)nitromethane, nke a na-akpọkarị Tris ma ọ bụ THN, bụ ngwakọta kemịkalụ nwere usoro molekul C4H11NO4. Ọ bụ kristal siri ike na-acha odo odo nke na-agbaze nke ukwuu na mmiri. A na-ejikarị Tris eme ihe dị ka ihe na-egbochi ihe n'ọrụ biochemical na molekul bayọlọji. Ọ na-enyere aka idobe oke pH kwụsiri ike na ngwọta, na-eme ka ọ baa uru maka usoro dị iche iche dịka DNA na RNA isolation, PCR, gel electrophoresis, nhicha protein, ọdịbendị sel, kemistri protein, enzymology, na nnwale biochemical. Njirimara nchekwa Tris na-enye ohere maka ọnọdụ kacha mma na nnwale ndị a, na-ahụ na nsonaazụ ziri ezi na nke a pụrụ ịtụkwasị obi.
-
Asịd D-Glucuronic CAS:6556-12-3
D-Glucuronic acid bụ asịd shuga sitere na glucose, a na-ahụkwa ya n'ahụ mmadụ na anụ ahụ dị iche iche nke osisi na anụmanụ. Ọ na-arụ ọrụ dị mkpa n'iwepụ nsị, na-ejikọ ma na-ewepụ nsị na ọgwụ ọjọọ n'ahụ. Na mgbakwunye, D-Glucuronic acid na-etinye aka na mmepụta na metabolism nke ọtụtụ molekul dị iche iche, gụnyere glycosaminoglycans, nke dị mkpa maka anụ ahụ njikọ. O nwere ihe antioxidant na uru ahụike nwere ike ịba, a na-ejikwa ya na ihe mgbakwunye nri na ngwaahịa nlekọta akpụkpọ ahụ.
-
3-HYDROXY-4-(5-NITROPYRIDYLAZO)PROPYLANI CAS:143205-66-7
3-HYDROXY-4-(5-NITROPYRIDYLAZO)PROPANAL, nke a makwaara dị ka NBD-aldehyde, bụ ihe mejupụtara nke a na-ejikarị eme nchọpụta biochemistry na molekul bayọlọji.
-
Nnu sesquisodium nke ọkpọkọ CAS:100037-69-2
Nnu sesquisodium nke PIPES bụ ihe kemịkalụ a na-akpọkarị PIPES. Ọ bụ ihe na-egbochi ihe nchekwa na ihe nchekwa bayọlọji nke a na-eji eme nnyocha sayensị dị iche iche. PIPES bara uru karịsịa maka ịnọgide na-enwe pH kwụsiri ike na oke physiological nke 6.1-7.5. Ọ kwụsiri ike n'ọtụtụ okpomọkụ, na-eme ka ọ dị mma maka iji ya na nnwale emere n'okpuru ọnọdụ dị iche iche. A na-ejikarị PIPES eme ihe na omenala sel, ọmụmụ protein na enzyme, gel electrophoresis, na usoro bayoloji dị iche iche. Ọ dị mkpa ịgakwuru ndị ntụaka ma ọ bụ ndị ọkachamara kwesịrị ekwesị maka nduzi na ntinye na ọnọdụ ojiji maka PIPES na nyocha gị.
-
4-Nitrophenyl beta-D-galactopyranoside CAS:200422-18-0
4-Nitrophenyl beta-D-galactopyranoside (ONPG) bụ kemịkalụ a na-ejikarị eme ihe n'ule enzymatic iji chọpụta ọnụnọ na ọrụ nke enzyme β-galactosidase. Ọ bụ ihe ndabere maka β-galactosidase, nke na-ekewa molekul ahụ iji wepụta ngwaahịa odo odo, o-nitrophenol. Enwere ike ịtụ mgbanwe agba ahụ site na spectrophotometric, na-enye ohere maka mkpebi ọnụọgụ nke ọrụ enzyme ahụ. A na-eji ngwakọta a eme ihe nke ukwuu na nyocha bayoloji molekul na biochemistry iji tụọ ọrụ β-galactosidase yana ịmụ ngosipụta na nhazi mkpụrụ ndụ ihe nketa.
-
![3-[(3-Cholanidopropyl)dimethylammonio]-1-propanesulfonate CAS:75621-03-3](https://cdn.globalso.com/xindaobiotech/图片59.png)
3-[(3-Cholanidopropyl)dimethylammonio]-1-propanesulfonate CAS:75621-03-3
CHAPS (3-[(3-cholamidopropyl)dimethylammonio]-1-propanesulfonate) bụ ihe a na-ejikarị eme ihe n'ihe gbasara biochemistry na bayoloji molekul. Ọ bụ ihe e ji asa zwitterionic, nke pụtara na o nwere otu chajị dị mma na nke na-adịghị mma.
A maara CHAPS maka ikike ya ịgbaze ma mee ka protein akpụkpọ ahụ sie ike, na-eme ka ọ baa uru maka ọtụtụ ojiji dịka mwepụta protein, nhicha, na njirimara. Ọ na-emebi mmekọrịta lipid-protein, na-enye ohere ka ewepụta protein akpụkpọ ahụ n'ọnọdụ ha.
N'adịghị ka ihe ndị ọzọ e ji asa ihe, CHAPS dị obere ma ọ naghị emebi ọtụtụ protein, nke na-eme ka ọ bụrụ nhọrọ magburu onwe ya maka ịnọgide na-enwe nhazi na ọrụ protein n'oge nnwale. Ọ nwekwara ike inye aka igbochi nchịkọta protein.
A na-ejikarị CHAPS eme ihe n'usoro dịka SDS-PAGE (sodium dodecyl sulfate polyacrylamide gel electrophoresis), isoelectric focusing, na Western blotting. A na-ejikarị ya eme ihe n'ọmụmụ ihe gbasara enzymes membrane-bound, transduction signal, na mmekọrịta protein-lipid.
-
HEPBS CAS:161308-36-7 Ọnụahịa Onye Mmepụta
N-(2-Hydroxyethyl)piperazine-N'-(4-butanesufonic acid), nke a na-akpọkarịHEPBS, bụ ihe mejupụtara kemịkalụ eji eme ihe dị ka ihe nchekwa na ihe na-achịkwa pH na nchọpụta bayoloji na bayoloji. O nwere ọtụtụ ojiji, gụnyere ọdịbendị sel, ọmụmụ enzyme, electrophoresis, nnwale biochemical, na usoro ọgwụ.HEPBS na-enyere aka ịnọgide na-enwe oke pH kwụsiri ike, karịsịa na oke physiological, a makwaara ya maka ikike nchekwa ya dị mma na ndakọrịta ya na usoro nnwale dị iche iche.
-
2-NITROPHENYL-BETA-D-GLUCOPYRANOSIDE CAS:2816-24-2
2-Nitrophenyl-beta-D-glucopyranoside bụ ihe mejupụtara kemịkalụ nke nwere molekul glucopyranoside nke ejikọtara na otu nitrophenyl. A na-ejikarị ya eme ihe dị ka ihe ndabere na nnwale enzymatic iji chọpụta ma tụọ ọrụ nke enzymes dị ka beta-glucosidase. Enwere ike kewaa otu nitrophenyl site na enzyme, na-ebute mwepụta nke ngwaahịa agba odo nke enwere ike ịtụ spectrophotometric. Ihe mejupụtara a bara uru karịsịa n'ịmụ gbasara kinetics enzyme na nyocha dị elu nke ndị na-egbochi enzyme ma ọ bụ ndị na-eme ka ihe rụọ ọrụ. A na-ejikwa ya na nyocha biochemical maka nyocha nke metabolism carbohydrate na dị ka ihe ndabere glycosidic-linkage.
