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umkhiqizo

I-Boc-L-Glutamic acid (CAS# 2419-94-5)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C10H17NO6
I-Molar Mass 247.25
Ukuminyana 1.2868 (isilinganiso esinzima)
I-Melting Point ~110°C (dec.)
I-Boling Point 390.28°C (isilinganiso esinzima)
Ukuzungezisa Okuthile(α) -15 º (c=1, CH30H)
I-Flash Point 217.4°C
Ukuncibilika kwamanzi Incibilika emanzini
Ukuncibilika Incibilika ku-methanol
I-Vapor Presure 8.13E-09mmHg ku-25°C
Ukubukeka Amakristalu amhlophe kuya kokumhlophe
Umbala Okumhlophe kuya Kucishe kube mhlophe
I-BRN 2418563
pKa 3.83±0.10(Okubikezelwe)
Isimo Sesitoreji 2-8°C
I-Refractive Index -15 ° (C=1, MeOH)
I-MDL I-MFCD00037297
Sebenzisa Isetshenziselwa ama-reagents e-biochemical, i-peptide synthesis.

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi I-Xn - Iyingozi
Amakhodi Engozi R20/21/22 – Kuyingozi ngokuhogela umoya, ukuthintana nesikhumba futhi uma ukugwinyile.
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S22 - Ungaphefumuli uthuli.
I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
S36 – Gqoka izingubo ezifanele zokuzivikela.
S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S4/25 -
I-WGK Germany 3
Ikhodi ye-HS 29241990

 

Isingeniso

I-Boc-L-glutamic acid iyinhlanganisela yemvelo enegama lamakhemikhali elithi tert-butoxycarbonyl-L-glutamic acid. Okulandelayo yisingeniso sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-Boc-L-glutamic acid:

 

Ikhwalithi:

I-Boc-L-glutamic acid iyikristale emhlophe eqinile encibilika kwezinye izincibilikisi eziphilayo njenge-methanol, i-ethanol, ne-dimethyl sulfoxide. Iyazinza uma kuqhathaniswa nezinga lokushisa elilingana negumbi, kodwa ingase ibole emazingeni okushisa aphezulu.

 

Sebenzisa:

I-Boc-L-glutamic acid iyinhlanganisela evikelayo evame ukusetshenziswa ekuphenduleni kwe-peptide synthesis ku-organic synthesis. Ivikela iqembu le-carboxyl le-glutamic acid, ngaleyo ndlela ilivimbele ekuphenduleni okuseceleni ekuphenduleni. Uma ukusabela sekuqediwe, iqembu elivikelayo le-Boc lingasuswa ngokusabela kwe-asidi noma kwe-hydrogenation, okuholela ekwakhekeni kwe-peptide yentshisekelo.

 

Indlela:

I-Boc-L-glutamic acid ingatholwa ngokusabela i-L-glutamic acid nge-tert-butylhydroxycarbamoyl (BOC-ON). Ukusabela kwenzeka ku-solvent ye-organic, ngokuvamile emazingeni okushisa aphansi, futhi i-catalyzed by base.

 

Ulwazi Lokuphepha:

Ukusetshenziswa kwe-Boc-L-glutamate kufanele kulandele izinqubo zokuphepha zaselabhorethri. Uthuli lwayo lungase lucasule isimiso sokuphefumula, amehlo nesikhumba, nezinto zokuzivikela ezinjengama-respirators, izibuko zokuzivikela namagilavu ​​kufanele kugqokwe lapho uphathwa. Kufanele igcinwe endaweni eyomile, epholile ukugwema ukuthintana nama-oxidants nama-acids aqinile nezisekelo. Uma ungenwa ngephutha noma uthintane nesikhumba, funa usizo lwezempilo noma uthintane nochwepheshe ngokushesha.


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