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umkhiqizo

I-BOC-L-Asparagine (CAS# 7536-55-2)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C9H16N2O5
I-Molar Mass 232.23
Ukuminyana 1.2896 (isilinganiso esinzima)
I-Melting Point 175°C (dec.)(lit.)
I-Boling Point 374.39°C (isilinganiso esinzima)
Ukuzungezisa Okuthile(α) -7 ° (C=1, DMF)
I-Flash Point 245°C
Ukuncibilika cishe obala ku-N,N-DMF
I-Vapor Presure 1.33E-10mmHg ku-25°C
Ukubukeka Ikristalu elimhlophe
Umbala Emhlophe
I-BRN 1977963
pKa 3.79±0.10(Okubikezelwe)
Isimo Sesitoreji Gcina endaweni emnyama, evalwe endaweni eyomile, Emazingeni Okushisa Egumbi
I-Refractive Index -7 ° (C=1, DMF)
I-MDL I-MFCD00038152
Izakhiwo Zomzimba Nezamakhemikhali I-crystalline into emhlophe; I-Soluble ku-DMF, ayincibiliki ku-petroleum ether; Iphuzu lokubola liyi-175-180 ° C; Ukuzungezisa okuqondile [α]20D-9 °(0.5-2 mg/mL, DMF).
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.
I-WGK Germany 3
I-TSCA Yebo
Ikhodi ye-HS 2924 19 00
I-Hazard Class I-IRRITANT

 

Isingeniso

I-N-(α)-Boc-L-aspartyl iphuma ku-amino acid, enezici ezilandelayo:

Ukubukeka: i-crystalline powder emhlophe kuya kokuphuzi;

Ukunyibilika: kuncibilika kuzincibilikisi ezivamile ze-organic, njenge-dimethylformamide (DMF) ne-methanol;

Ukuzinza: Izinzile endaweni eyomile, kodwa iyakwazi ukubekezelela umswakama esimweni esinomswakama, ukuchayeka isikhathi eside kumswakama ophezulu kufanele kugwenywe.

Izicelo zayo eziyinhloko zihlanganisa:

I-Peptide synthesis: njengengxenye emaphakathi ekuhlanganiseni ama-polypeptides, ingasetshenziswa ukwakha ukukhula kweketango le-peptide;

Ucwaningo lwebhayoloji: njengenhlanganisela ebalulekile yokwenziwa kwamaprotheni kanye nocwaningo elabhorethri.

 

Indlela yokulungiselela ye-N-(α)-Boc-L-aspartoyl acid ngokuvamile ifinyelelwa ngokuphendula i-L-aspartyl acid nge-Boc-protective reagent.

 

Ulwazi lokuphepha: I-N-(α)-Boc-L-aspartoyl acid ngokuvamile ibhekwa njengenhlanganisela enobuthi obuphansi. Njenge-reagent yamakhemikhali, izinqubo zokusebenza eziphephile kumalabhorethri amakhemikhali kusafanele zilandelwe lapho ziphathwa futhi zisetshenziswa. Ukuthinta isikhumba kanye nokuhogela uthuli kufanele kugwenywe. Izimpahla zokuzivikela ezifanele ezifana namagilavu ​​zelabhu, izibuko, namamaski okuzivikela kufanele zigqokwe lapho zisetshenziswa. Esimeni lapho uthintana ngephutha noma ukumunca, funa usizo lwezokwelapha ngokushesha.


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