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

Āhuatanga matū:

Tātai rāpoi C9H16N2O5
Molar Mass 232.23
Kiato 1.2896 (whakatau tata)
Te Whakarewa 175°C (dec.)(marama)
Piro Pouri 374.39°C (whakatau tata)
Hurihuri motuhake(α) -7 ° (C=1, DMF)
Tohu Kohiko 245°C
Wairewa tata maramara i roto i te N,N-DMF
Kohu Kohu 1.33E-10mmHg i te 25°C
Te ahua Kiriata ma
Tae
BRN 1977963
pKa 3.79±0.10(I Matapaetia)
Tikanga Rokiroki Puritia ki te wahi pouri, Hiri ki te maroke, Te Pawera Rua
Taurangi Refactive -7 ° (C=1, DMF)
MDL MFCD00038152
Āhuatanga ā-tinana, matū hoki Matū tioata ma; Wairewa i roto i te DMF, kare e rewa i roto i te hinu etera; Ko te 175-180 ° C te ira pirau; Te hurihanga motuhake [α]20D-9 °(0.5-2 mg/mL, DMF).
Whakamahi Ka whakamahia mo nga reagents biochemical, peptide synthesis.

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate Xn – He kino
Waehere Morearea R20/21/22 – He kino ma te horomia, ka pa ki te kiri me te horomia.
R36/37/38 – He whakapataritari ki nga kanohi, te punaha manawa me te kiri.
Whakaahuatanga Haumaru S22 – Kaua e pupuhi puehu.
S24/25 – A ape i te pa ki te kiri me nga kanohi.
S36 – Mau kakahu whakamarumaru tika.
S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
WGK Tiamana 3
TSCA Ae
Waehere HS 2924 19 00
Te akomanga morearea TANGATA

 

Kupu Whakataki

Ko te N-(α)-Boc-L-aspartyl he pärönaki waikawa amino, he ähuatanga e whai ake nei:

Te ahua: he ma ki te kowhai te paura tioata;

Wairewa: whakarewa i roto i nga whakarewa pararopi noa, penei i te dimethylformamide (DMF) me te methanol;

Pūmautanga: Ka mau i roto i te taiao maroke, engari ka ngawari ki te makuku i roto i nga ahuatanga makuku, me karohia te wa roa ki te makuku nui.

Ko ona tono matua ko:

Te whakahiato peptide: hei takawaenga i roto i te whakahiato o nga polypeptides, ka taea te whakamahi hei hanga i te tipu o te mekameka peptide;

Te rangahau koiora: hei puhui nui mo te whakahiato pūmua me te rangahau i roto i te taiwhanga.

 

Ko te tikanga whakarite o te waikawa N-(α)-Boc-L-aspartoyl i te nuinga o te waa ka tutuki ma te whakahoki i te waikawa L-aspartyl me te reagent tiaki-Boc.

 

Nga korero haumaru: N-(α)-Boc-L-aspartoyl acid e kiia ana he puhui he iti te paitini. Hei reagent matū, me whai tonu nga tikanga whakahaere haumaru i roto i nga taiwhanga matū ina whakahaere me te whakamahi. Me karohia te pa ki te kiri me te whakaurunga o te puehu. Ko nga taputapu whakamarumaru whaiaro e tika ana penei i nga karapu taiwhanga, karaehe, me nga kanohi whakamarumaru me mau ina whakamahia. Mena ka pa atu, ka horomia ranei, me rapu wawe i te rongoa.


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