isibhengezo_sekhasi

umkhiqizo

I-Fmoc-D-Serine (CAS# 116861-26-8)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C18H17NO5
I-Molar Mass 327.33
Ukuminyana 1.362±0.06 g/cm3(Kubikezelwe)
I-Melting Point 108-112°C
I-Boling Point 599.3±50.0 °C(Kubikezelwe)
Ukuzungezisa Okuthile(α) 11 ° (C=1, DMF)
I-Flash Point 316.2°C
I-Vapor Presure 3.27E-15mmHg ku-25°C
Ukubukeka Okuqinile
Umbala Okumhlophe kuya kokuphuzi Okukhanyayo
pKa 3.51±0.10(Okubikezelwe)
Isimo Sesitoreji Ivalwe endaweni eyomile, engu-2-8°C

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

I-N-fluorene methoxycarbonyl-D-serine iyinhlanganisela yezinto eziphilayo.

Ikhwalithi:
I-N-fluorene methoxycarbonyl-D-serine iyikristale eqinile emhlophe kuya kokuphuzi nokuncibilika okuhle. Kuyinhlanganisela ye-ester, etholwe ukusabela kwe-esterification ye-N-fluorenyl chloride ene-D-serine.

Sebenzisa:
I-N-fluorene methoxycarbonyl-D-serine isetshenziswa kabanzi ocwaningweni lwamakhemikhali ezinto eziphilayo.

Indlela:
Ukulungiswa kwe-N-fluorene methoxycarbonyl-D-serine kutholakala ikakhulukazi ngokusabela kwe-N-fluorenyl chloride nge-D-serine. Ngaphansi kwezimo ezifanele zokusabela, i-N-fluorene carboxyl chloride yaxutshwa ne-D-serine massage ukuze kukhiqizwe i-N-fluorene methoxycarbonyl-D-serine. Ngemuva kokuthi ukusabela kuqediwe, umkhiqizo ohlanzekile utholakala nge-crystallization noma ezinye izindlela zokuhlanza.

Ulwazi Lokuphepha:
I-N-fluorene methoxycarbonyl-D-serine ngokuvamile ibhekwa njengephephile uma kuqhathaniswa ngaphansi kwezimo ezivamile zokusetshenziswa, kodwa isangaphansi kwezinqubo zokuphepha ezivamile zaselabhorethri. Ukuthinta isikhumba kanye nokuhogela kufanele kugwenywe ngesikhathi sokuxhumana futhi izinto zokuzivikela ezifanele ezifana namagilavu ​​zelebhu kanye nezibuko zokuphepha kufanele zigqokwe uma kunesidingo. Uma kwenzeka ingozi, hlambulula indawo ethintekile ngamanzi ahlanzekile ngokushesha futhi ufune usizo lwezempilo.


  • Okwedlule:
  • Olandelayo:

  • Bhala umyalezo wakho lapha futhi usithumelele wona