-
3-(N,N-dimethyldodecylammonio) propanesulfonate CAS:14933-08-5
Ko te N-(2-Aminoethyl)morpholine, e mōhiotia ana ko AEM, he matū he hanganga rārangi. He mowhiti morpholine tōna, he rōpū aminoethyl e piri ana ki tētahi o ōna ngota hauota. He wai kore tae te AEM, he kakara motuhake tōna.
Ka kitea te whakamahinga o te AEM i roto i ngā momo ahumahi. E whakamahia ana hei whakarewa mō ngā matū waro nā te mea he tino pai ōna āhuatanga whakapūmau. Hei tāpiri, ka mahi te AEM hei aukati waikura i roto i ngā ahumahi e pā ana ki te horoi whakarewa, te hanga hinu me te hau, me te maimoatanga wai. Ka āwhina i te tiaki i ngā whakarewa mai i te waikura me te waikura.
Hei tāpiritanga, he matū takawaenga te AEM mō te hanga rongoā, matū ahuwhenua, me ngā matū motuhake. Ka whakamahia i roto i ngā tāpiringa polymer hei whakapai ake i ngā āhuatanga piri o ngā paninga, ngā piripiri, me ngā hiri. Ka whakamahia hoki te AEM hei whakatikatika pH, hei kaihoko ārai rānei i roto i ētahi tukanga ahumahi.
-
MES monohydrate CAS:145224-94-8
Ko te MES monohydrate te momo waikura o te 4-Morpholineethanesulfonic acid (MES), he matū ārai e whakamahia whānuitia ana i roto i ngā rangahau koiora me te matū matū. He paura tioata mā e wairewa ana i roto i te wai, ā, ko te uara pKa kei te 6.1. E mōhiotia ana te MES monohydrate mō tōna kaha ki te pupuri i te pH pumau i waenga i te 5.5 ki te 6.7, e pai ai mō ngā momo tono pēnei i ngā rangahau whākōkī, te purenga pūmua, te electrophoresis gel, te ahurea pūtau, me ngā tauhohenga matū. Nā tōna ngāwari me te hototahi ki ngā pūnaha koiora, he mea nui tēnei i roto i ngā whakamātautau me ngā tikanga taiwhanga maha.
-
Alpha-D-Glucose pentaacetate CAS:3891-59-6
Ko te Alpha-D-glucose pentaacetate he matū matū i whiwhihia mā te whakapūtātanga i ngā rōpū hydroxyl o te alpha-D-glucose me ngā rōpū acetyl e rima. He mea whakamahi noa i roto i te hanga rauropi hei rōpū tiaki mō ngā rōpū hydroxyl kei roto i ngā warowaihā. Ka taea hoki te whakamahi hei matū tohutoro i roto i te rangahau me te tātari matū, hei rauemi tīmatanga hoki mō te hanga i ngā momo matū. Hei tāpiri, kua rangahaua te glucose pentaacetate mō tōna whakamahinga pea i roto i ngā pūnaha tuku rongoā, nā ōna āhuatanga tukunga whakahaere.
-
Tris-HCl CAS:1185-53-1 Utu Kaihanga
Ko Tris-HCl, e mōhiotia ana ko Tris hydrochloride, he pūhui koiora e whakamahia whānuitia ana i roto i ngā momo whakamahinga. He huinga o Tris (tris(hydroxymethyl)aminomethane) me te waikawa hydrochloric. He whai hua tēnei pūnaha pūhui ki te pupuri i te taiao pH pumau, inā koa i roto i te awhe pH 7-9. He whānuitia te whakamahinga o Tris-HCl i roto i ngā tikanga koiora ngota, te matū pūmua, te enzymology, me ētahi atu whakamahinga matū koiora. Ka āwhina i te pupuri i ngā āhuatanga pH tino pai e hiahiatia ana mō ēnei tikanga, kia mau ai te pumau me te mahi a ngā pūmua, ngā whākōkī, me ngā waikawa karihi. Kei te wātea a Tris-HCl i roto i ngā āhua rerekē, pērā i te paura, i ngā otinga kukū rānei, kia māmā ai te whakarite me te whakamahi i roto i ngā momo tautuhinga taiwhanga.
-
N-ethyl-N-(3-sulfopropyl)-M-anisidinesodium CAS:82611-88-9
Ko te tote konutai N-Ethyl-N-(3-sulfopropyl)-3-methoxyaniline he matū kei roto he rōpū N-ethyl, he rōpū sulfopropyl, me te rōpū 3-methoxyaniline. He mea noa te kitea hei tote konutai, e whakarei ake ana i tōna wairewatanga i roto i te wai.
He maha ngā whakamahinga o tēnei matū i roto i ngā ahumahi me ngā rangahau. Ka taea te whakamahi hei takawaenga tae, hei whakakorikori, hei matū rānei i roto i te hanganga rauropi. Nā ōna āhuatanga, pērā i te wairewatanga, te pumau, me te tauhohenga, ka pai mō ngā whakamahinga motuhake i roto i ngā mara rerekē.
-
2,3,4,6-TETRA-O-BENZOYL-ALPHA-D-GLUCOPYRANOSYL BROMIDE CAS:14218-11-2
Ko te 2,3,4,6-Tetra-O-benzoyl-alpha-D-glucopyranosyl bromide he matū e pā ana ki te akomanga o ngā hua huka. He ngota huka tōna e hanga ana me ngā rōpū benzoyl e whā e piri ana ki ōna rōpū hydroxyl, me te ngota bromide kei te tūranga anomeric.
Ko te nuinga o te whakamahinga o tēnei matū i roto i te matū rauropi me te matū rongoā hei rōpū tiaki mō te mahi hydroxyl o te hukahuka. Ko ngā rōpū benzoyl he mea hei huna i ngā rōpū hydroxyl tauhohe mō te wā poto, kia kore ai e pāngia e ngā tauhohenga matū kāore e hiahiatia i te wā o ngā tukanga hanga. Mā tēnei ka taea te mahi whiriwhiri i ngā rōpū hydroxyl motuhake i roto i ngā hua o te hukahuka.
Hei tāpiritanga, ka taea te whakamahi i ngā hua kurukose kua tiakina e te benzoyl hei poraka hanga mō te hanga i ngā momo glycosides me ngā glycoconjugates. Ko ngā glycosides he matū i hangaia mā te hononga o te ngota huka ki tētahi atu wāhanga, pērā i te rongoā, i te hua taiao rānei, ā, ka kitea he whakamahinga i roto i te whanaketanga rongoā me te koiora matū.
-
TOOS CAS:82692-93-1 Utu Kaihanga
Ko te konutai 3-(N-ethyl-3-methylanilino)-2-hydroxypropanesulfonate he matū e mōhiotia whānuitia ana ko MESNa. E whakamahia ana hei kaiwhakaiti i roto i te matū koiora me te koiora ngota. Kei a MESNa te kaha ki te wawahi i ngā here disulfide i roto i ngā pūmua, ka huri i a rātou hei rōpū sulfhydryl. He mea nui tēnei tukanga whakaiti mō ngā momo mahi pēnei i te whakakorenga pūmua, te aukati i te whakakotahitanga pūmua, te tapanga pūmua, me te whakapiko anō i te pūmua. He mahi nui tā MESNa i roto i te whakahaere, te tātari, me te whakarerekētanga pūmua i roto i te rangahau pūtaiao.
-
CAPSO Na CAS:102601-34-3 Utu Kaihanga
Ko te CAPSO Na, e mōhiotia ana ko te tote konutai waikawa 3-(cyclohexylamino)-2-hydroxy-1-propanesulfonic, he matū nō te whānau waikawa sulfonic. He pūhui zwitterionic e whakamahia whānuitia ana i roto i ngā tono koiora matū me te koiora ngota.
He tino whai hua te mahi a te CAPSO Na hei kaiwhakahaere pH, ā, e whakamahia whānuitia ana i roto i ngā hanganga pūmau hei pupuri i te pH pumau i roto i tētahi awhe motuhake. Ko te uara pKa kei te 9.8 pea, ā, he maha ngā wā ka whakamahia i roto i ngā whakamātautau e hiahia ana kia pH i waenga i te 8.5 me te 10.
Ka whakarei ake te āhua tote konutai o te CAPSO (CAPSO Na) i te wairewatanga me te ngāwari o te whakahaere, ki te whakaritea ki te āhua waikawa kore utu. He wairewa-wai, ā, ka tere te hanga i ngā otinga pumau i ngā kukū rerekē, he mea watea mō ngā mahi taiwhanga rerekē.
Ko ētahi o ngā whakamahinga noa o te CAPSO Na ko te mahi hei ārai i roto i ngā tikanga hikohiko, ngā whakamātautau whākōkī, te purenga pūmua, me ngā pāpāho whakatipu pūtau. Ko tōna kaha ārai me te hototahi ki ngā pūnaha koiora e whai wāhi ana ki tōna whai huatanga i roto i ēnei mara.
-
2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl 2,2,2-trichloroacetimidate CAS:86520-63-0
Ko te 2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl 2,2,2-trichloroacetimidate he matū e whakamahia whānuitia ana i roto i te matū warowaihā me ngā tauhohenga glycosylation. He pūtake mai i te α-D-galactopyranose, he momo huka, kei reira ngā rōpū hydroxyl kei ngā tūranga 2, 3, 4, me te 6 o te mowhiti galactopyranose kua acetylated. Hei tāpiri, ko te waro anomeric (C1) o te huka e tiakina ana e te rōpū trichloroacetimidate, e hanga ana i a ia hei electrophile kaha i roto i ngā tauhohenga glycosylation.
He maha ngā wā ka whakamahia te matū hei kaihohe glycosylating hei whakauru i ngā wāhanga galactose ki roto i ngā momo ngota, pērā i ngā pūmua, ngā peptide, ngā ngota rauropi iti rānei. Ka taea tēnei mā te tauhohe i tēnei matū ki tētahi nucleophile (hei tauira, ngā rōpū hydroxyl i runga i te ngota ūnga) i raro i ngā āhuatanga e tika ana. Mā te rōpū trichloroacetimidate ka āwhina i te piri o te wāhanga galactose ki te ngota ūnga, ka hua ake te hanganga o tētahi here glycosidic.
He mea whakamahi whānuitia tēnei matū i roto i te hanganga o ngā glycoconjugates, glycopeptides, me ngā glycolipids. He tikanga maha, he whai hua hoki tēnei mō te whakarerekē i ngā ngota ngota me ngā toenga galactose, e whai hua ana ki ngā momo mara, tae atu ki ngā rangahau koiora, ngā pūnaha tuku rongoā, te whakawhanaketanga kano kano rānei.
-
AMPD CAS:115-69-5 Utu Kaihanga
Ko te 2-Amino-2-methyl-1,3-propanediol, e mōhiotia ana ko AMPD, ko α-methyl serinol rānei, he matū kei roto ko te tātai ngota C4H11NO2. He waipiro amino e whakamahia whānuitia ana hei takawaenga matū i roto i te hanganga o ngā rongoā me ngā matū waro. E mōhiotia ana te AMPD mō tōna kaha ki te mahi hei āwhina chiral i roto i ngā tauhohenga kore taurite, e whai hua ana i roto i te hanga o ngā matū parakore enantiomeric. Hei tāpiri, kua whakamahia hei whakauru i roto i ngā hua tiaki whaiaro me ngā hua whakapaipai mō ōna āhuatanga whakamakuku.
-
MES tote konutai CAS:71119-23-8
Ko te tote konutai MES, e mōhiotia ana ko te tote konutai waikawa 2-(N-morpholino)ethanesulfonic, he matū e whakamahia whānuitia ana hei ākena ārai. He waikawa tēnei me te uara pKa tata ki te 6.15. He tino wairewa te tote konutai MES i roto i te wai, ā, ko tōna awhe ārai whai hua kei te pH 5.5 ki te 6.7. He whānuitia te whakamahinga i roto i ngā rangahau matū koiora me te koiora, tae atu ki ngā tauhohenga matū, te purenga pūmua, te hikohiko ira, ngā rangahau whākōkī, me ngā whakamātautau ahurea pūtau. Ka whakarei ake te āhua tote konutai i te wairewatanga me te pumau o te matū, kia māmā ake ai te whakahaere me te whakamahi i roto i ngā tautuhinga taiwhanga.
-
beta-d-glucose pentaacetate CAS:604-69-3
Ko te Beta-D-glucose pentaacetate he matū i ahu mai i te glucose, he huka māmā. Ka hangaia mā te acetylating glucose ki ngā rōpū acetyl e rima, ka hua ake te piri o ēnei rōpū ki ngā rōpū hydroxyl (OH) kei roto i te ngota glucose. Mā tēnei whakarerekētanga o te glucose ka nui ake te pumau, ā, ka wairewa i roto i ngā whakarewa waro.
He maha ngā whakamahinga o te Beta-D-glucose pentaacetate i roto i te ao matū waro, inā koa i roto i te hanga me te whakarerekētanga o ngā warowaihā. Ka taea te mahi hei matū mua, hei takawaenga rānei i roto i te whakarite i ētahi atu matū warowaihā, i ngā matū waro matatini rānei. Hei tāpiri, kua whakamahia i roto i ētahi whakamahinga hauora me te rongoā pēnei i ngā pūnaha tuku rongoā me ngā whakatakotoranga tukunga whakahaere.
