isibhengezo_sekhasi

4779-31-1 Cbz-L-Asp-Obzl

4779-31-1 Cbz-L-Asp-Obzl

Incazelo emfushane:

Ukubukeka Ayinambala ukuya kokumhlophe okuqinile
MF I-C19H19NO6
MW 357.36
Ubumsulwa 98+


Imininingwane Yomkhiqizo

Isimo sezokuthutha
Ingathuthwa ngezinga lokushisa elivamile.

Ncoma indlela yokuthumela
ngomoya, ngomhlaba noma ngolwandle

Isimo sesitoreji:
2-8 ° C, kufanele igcinwe endaweni evalekile, ebandayo futhi engenalanga.

impilo yeshelufu
cishe iminyaka emi-2

Ubuncane be-oda Ubuningi:
1kg (ingxoxo)

Isitifiketi:I-COA, indawo yokuncibilika, i-SpecificRotation [α]D20  Sizothumela noma iyiphi idatha oyifunayo.Kodwa emikhiqizweni eyenziwe ngokwezifiso, sithumela idatha entsha kakhulu ngemuva kokuthi iphumile.
Impela, ungabona idatha ngaphambili njengereferensi.

I-D-Ls(tfa)-NCA (2)

Omqondofana

I-ZL-asparticacidα-benzylester;

I-CBZ-ASP-OBZL;

I-N-Benzyloxycarbonyl-L-asparticacidALPHA-benzylester;

ZL-ASPARTICACIDA-BENZYLESTER;

N-[(PHENYLMETHOXY)CARBONYL]-L-ASPARTICACID1-(PHENYLMETHYL)ESTER;

I-Cbz-Asp-OBZL-OH,(S)-4-(benzyloxy)-3-(benzyloxycarbonylamino)-4-oxobutanoicacid;

I-CBZ-L-ASP-ALPHA-BENZYLESTER;

I-CBZ-L-ASPARTICACIDA-BENZYLESTER

Ukupakisha kwangaphakathi

Zivame ukusetshenziselwa ukupakisha impushana.Kuya ngemfuneko yamakhasimende.Ngakho-ke, sitshele ngenkani yakho ngaphambi kokupakisha uma unezicelo ezikhethekile.

Ukupakisha kwangaphakathi 2
Ukupakisha kwangaphakathi 1
Ukupakisha kwangaphakathi 3

ukupakisha kwangaphandle

1kg kuya ku-25kg Ukupakisha kwangaphandle kunzima.Futhi kunzima ukusika nokulimaza.Ingavikela imikhiqizo yakho ngokuphelele.

Ukupakisha kwangaphandle 3
Ukupakisha kwangaphandle 2
Ukupakisha kwangaphandle 1

Izinhlelo zokusebenza

I-Ester yenziwe ngokusabela kwe-esterization ye-asidi ye-inorganic noma i-organic acid noma utshwala.Utshwala noma i-phenol noma i-anhydride ene-acidic, utshwala ne-ethylene, i-asidi yamahhala kanye nokuphuma kokuphuma kwe-nitrogen okunamafutha nakho kungakhiqiza i-ester.I-hydrogen eku-alpha-carbon kuma-molecule e-ester ilahlekelwa uphuzo oludakayo lwengqamuzana nenye i-ester yengqamuzana ngaphansi kwezimo ze-alkali ukuze ikhiqize i-β-keto ester, ebizwa ngokuthi i-ester contraction reaction.Isibonelo, i-acetyl acetate ikhiqizwa ukukhiqiza i-acetyl ethyl acetate.Lokhu kusabela kubaluleke kakhulu ku-organic synthesis.

Igama le-ester livela egameni elihambisanayo le-carboxylic acid notshwala noma i-phenol, njengokuthi "i-asidi ethile ne-ester ethile".I-Circle esters ibizwa ngokuthi i-lactone (lactone).Izici zamakhemikhali ze-ester zifana ne-amyl niche anhydride, ejwayele ukusabela kwe-hydrolysis, utshwala kanye ne-ammonia.I-ester yezinga eliphansi iwuketshezi olunephunga elimnandi futhi oluguquguqukayo olungenambala, futhi i-ester ethuthukisiwe iqinile.I-Estes izincibilikisi ezibalulekile nezinto zokwenziwa zokwenziwa, kanti amanye ama-ester ayizidakamizwa ngokwazo.Ngokohlobo lwe-asidi, i-ester ingahlukaniswa ibe i-asidi ye-inorganic ester ne-organic acid ester.I-Etate, i-ethyl acetate i-ester enamafutha, i-acetate i-ester enamakha, futhi i-namanonate i-ester eyi-cyclic.

I-ester ngokuvamile iwuketshezi olungenambala olungathathi hlangothi.I-ester ekhiqizwe umjaho wamafutha kanye notshwala obugcwele inephunga lesithelo, elingancibilika emanzini, futhi kunzima futhi ukuncibilika emanzini.Enye iphoyinti elikhanyayo le-ester liphansi futhi livame ukusha.Umusi ungamuncwa umgudu wokuphefumula, futhi i-ester ewuketshezi ingamuncwa isikhumba.Ngemva kokumuncwa, iyancibilika ku-plasma, futhi ezinye zazo zikhishwa ngamaphaphu nezinso.Ngemuva kwe-hydrolysis ethile, phenduka ube yinqubo evamile ye-metabolic.Ngaphezu kwezinhlanganisela ezimbalwa ze-ester, eziningi zazo zinobuthi kakhulu futhi zinobuthi kakhulu, futhi eziningi zazo ziyi-micro-toxic kuya ezigabeni ezinobuthi obuphakathi, futhi eziningi zazo aziwona ubuthi.Kunama-ester angama-38 emaqenjini etiye.Ikakhulukazi: ① i-ester enamafutha: ekhiqizwa utshwala namafutha, njenge-ethyl acetate, i-hexyl hexyate.② I-ester enephunga elimnandi: ekhiqizwa utshwala ne-asidi enamakha, njenge-Shun-3-hexylzyl.③ I-Circin esters: ekhiqizwa utshwala ne-cyclocar, njenge-jasmone hyacxide.I-ester ngokuvamile ayithathi hlangothi, engenziwa i-hydrolyzed futhi ikhiqize utshwala ne-asidi.Izinombolo zekhabhoni ephansi ngokuvamile ziwuketshezi olunuka kamnandi, futhi izinombolo zekhabhoni ephezulu ziwuketshezi kanye nezinto eziqinile ezingancibiliki emanzini.

imikhiqizo ehlobene

I-HL-Asp-OH I-HD-Asp-OH I-DL-Asp I-HL-Asp(OBzl)-NCA
I-HL-ASP(OBZL)-OTBU.HCl I-HL-Asp(OBzl)-OBzl.HCl I-L-Asp(Otbu)-Obzl.Hcl I-HD-Asp-OBzl
I-Asp(Obzl) I-HL-Asp(OBzl)-OH I-HD-Asp(OBzl)-OH I-HL-Asp(OBzl)-OBzl•TosOH
I-HL-Asp-OBzl I-Asp(Obzl)2 I-DL-Asp (Obzl)-Obzl I-Boc-D-Asp(OBzl)-OH
I-Boc-D-Asp-OBzl I-Fmoc-L-Asp-Obzl I-Cbz-D-Asp (Obzl) I-Cbz-L-Asp(obzl)-Obzl

Kungani Khetha Thina

1. Mayelana ne-MOQ: Singayilungisa ngokuvumelana nemfuneko yakho.
2. Mayelana nesampula: Isampula idinga imali yesampula, okungaba yimpahla ongayilanda noma ongayikhokha kithi kusengaphambili.
3. I-Mold workshop, ingenziwa ngezifiso ngokusho kwenani lamamodeli.
4. Sinikeza isevisi engcono kakhulu.Ithimba labadayisi abanolwazi selisebenzela wena.
5. Mayelana nokushintshisana: Ngicela ungithumele i-imeyili noma ungixoxele ngesikhathi esivumelana nawe.


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