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ibicuruzwa

N-Benzyloxycarbonyl-L-asparagine (CAS # 2304-96-3)

Umutungo wa Shimi:

Inzira ya molekulari C12H14N2O5
Misa 266.25
Ubucucike 1.2846 (igereranya)
Ingingo yo gushonga 163-165 ° C (lit.)
Ingingo ya Boling 409.45 ° C (igereranya)
Guhinduranya byihariye (α) 6.5 º (c = 2, CH3COOH)
Flash point 304.9 ° C.
Gukemura hafi ya mucyo muri Methanol ishyushye
Umwuka 2.54E-14mmHg kuri 25 ° C.
Kugaragara Ifu yera
Ibara Umweru Kuri Hafi Yera
BRN 3085452
pKa 3.77 ± 0.10 (Byahanuwe)
Imiterere y'Ububiko Komeza ahantu hijimye, Gufunzwe byumye, Ubushyuhe bwicyumba
Ironderero 6.3 ° (C = 1,6, AcOH)
MDL MFCD00008035
Ibintu bifatika na shimi Gushonga ingingo 160-165 ° C.
alfa 6.5 ° (c = 2, CH3COOH)
Koresha Kuri biohimiki reagent, synthesis ya polypeptide

Ibicuruzwa birambuye

Ibicuruzwa

Kode y'ingaruka R20 / 21/22 - Byangiza muguhumeka, guhura nuruhu kandi niba byamizwe.
R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
Ibisobanuro byumutekano S24 / 25 - Irinde guhura nuruhu n'amaso.
S36 - Kwambara imyenda ikingira.
S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
WGK Ubudage 3
TSCA Yego
Kode ya HS 29242990
Icyiciro cya Hazard IRRITANT

 

Intangiriro

N-benzyloxycarbonyl-L-asparagine ni ifumbire mvaruganda.

 

Ubwiza:

N-benzyloxycarbonyl-L-asparagine ni kristaline yera ikemuka cyane muri Ethanol, ether na dimethylformamide kandi bigashonga gato mumazi. Nibintu bya amide hamwe namatsinda abiri akora, amide na benzyl inzoga.

 

Mubikorwa bifatika, N-benzyloxycarbonyl-L-asparagine ikoreshwa cyane nkigihe gito muguhuza ibinyabuzima kama. Ifite ituze ryiza kandi ikora neza, kandi irashobora kugira uruhare muburyo butandukanye bwimiti, nkibisubizo byo gusimbuza, kugabanya reaction na catalitike.

 

Synthesis ya N-benzyloxycarbonyl-L-asparagine irashobora kuboneka mugukora alcool ya benzyl hamwe na L-asparagine. Uburyo bukoreshwa muburyo bwa synthesis ni ugukora alcool ya benzyl na L-asparagine mubihe bya alkaline kugirango bibyare umusaruro.

 

Amakuru yumutekano: N-benzyloxycarbonyl-L-asparagine ifite ituze ryiza mubihe bisanzwe, ariko biracyakenewe kumenya ko ari uburozi. Mugihe ukora, ambara ibikoresho bikingira umuntu kandi wirinde guhura nuruhu n'amaso. Mugihe cyo kubika no gutunganya, inkomoko yumuriro nubushyuhe bwo hejuru bigomba kwirindwa. Igomba kubikwa ahantu humye, ihumeka neza, kure ya okiside na acide ikomeye na base. Mugihe habaye ibintu bitunguranye nko guhura nuruhu cyangwa guhumeka, ugomba kwihutira kwivuza.


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