isibhengezo_sekhasi

umkhiqizo

(R)-N-Boc-glutamic acid-1 5-dimethyl ester(CAS# 59279-60-6)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C12H21NO6
I-Molar Mass 275.3
Ukuminyana 1.117±0.06 g/cm3(Kubikezelwe)
I-Melting Point 43.0 kuya ku-47.0 °C
I-Boling Point 370.9±32.0 °C(Kubikezelwe)
I-Flash Point 178.1°C
Ukuncibilika I-Chloroform (Kancane), i-DMSO (Kancane)
I-Vapor Presure 1.07E-05mmHg ku-25°C
Ukubukeka Uketshezi
Umbala Ayinambala ukuya kokuphuzi ngokuphaphathekile
pKa 10.86±0.46(Okubikezelwe)
Isimo Sesitoreji Gcina endaweni emnyama, evalwe endaweni eyomile, Emazingeni Okushisa Egumbi
I-Refractive Index 1.452

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

 

Isingeniso

(R)-N-Boc-glutamic acid-1,5-dimethyl ester iyinhlanganisela ye-organic ene-molecular formula ye-C12H20N2O6 kanye nesisindo se-molecular of 296.3g/mol. Okulandelayo yisingeniso semvelo, ukusetshenziswa, ukwakhiwa kanye nolwazi lokuphepha lwe-(R)-N-Boc-glutamic acid-1,5-dimer ester:

 

Imvelo:

-Ukubukeka:(R) -N-Boc-glutamic acid-1,5-dimethyl ester iqinile emhlophe.

-Ukunyibilika: Kunokuncibilika okuhle nokuncibilika okuphezulu kwezinye izinyibilikisi zemvelo (njenge-dimethylformamide, i-dichloromethane, njll.).

-indawo yokuncibilika:(R) -indawo yokuncibilika ye-N-Boc-glutamic acid-1,5-dimer ester icishe ibe ngu-70-75°C.

 

Sebenzisa:

- (R) -N-Boc-glutamic acid-1, 5-dimethylester iyinhlanganisela evame ukusetshenziswa ye-amino acid. Ivamise ukusetshenziswa njengendawo emaphakathi ekuhlanganiseni kwezinto eziphilayo, futhi isetshenziswa kakhulu ekuhlanganiseni izidakamizwa kanye nocwaningo lwezinto eziphilayo.

 

Indlela Yokulungiselela:

- (R) -N-Boc-glutamic acid-1,5-dimethyl ester ingatholakala ngokuguqulwa kwamakhemikhali e-L-glutamic acid. Indlela evamile yokulungiselela eyokuqala usabele i-L-glutamic acid ne-tert-butyl titanium dioxide (Boc2O) ukuze unikeze i-N-tert-butoxycarbonyl-L-glutamic acid, ebese isabela nge-methyl formate ukunikeza (R) -N-Boc I-glutamic acid-1,5-dimethyl ester.

 

Ulwazi Lokuphepha:

- (R)-N-Boc-glutamic acid-1, 5-dimer ester ngokuvamile iphephile uma kuqhathaniswa ngaphansi kwezimo zokusebenza ezivamile. Kodwa njengekhemikhali, kusadingeka ukunaka lezi zinto ezilandelayo:

-Gwema ukuthinta isikhumba namehlo ukuvikela ukuhogela nokungenwa lutho.

-Gqoka amagilavu ​​okuvikela amakhemikhali afanele, izibuko nezingubo zokuzivikela ngesikhathi sokusebenzisa.

-Sebenzisa endaweni engenawo umoya ukuze ugweme izintuli nentuthu.

-Isitoreji kufanele sivalwe futhi sigcinwe kude nomlilo kanye nama-oxidizing agents.

-Uma ngephutha uchaphaze emehlweni noma esikhunjeni sakho, hlambulula ngokushesha ngamanzi amaningi futhi ufune usizo lwezokwelapha.

-Uma uthathwe ngephutha noma uhogele kakhulu, funa usizo lwezempilo ngokushesha.


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