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fmoc-O-tert-butyl-D-tyrosine (CAS# 118488-18-9)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C28H29NO5
Molar Mass 459.53
Yawan yawa 1.218± 0.06 g/cm3 (An annabta)
Matsayin narkewa 150.0 zuwa 154.0 ° C
Matsayin Boling 658.2± 55.0 °C (An annabta)
Wurin Flash 351.9°C
Ruwan Solubility Mai narkewa a cikin mole 1 a cikin 2 ml dimethylformamide (A bayyane yake mai narkewa). Dan kadan mai narkewa cikin ruwa.
Tashin Turi 3.2E-18mmHg a 25°C
Bayyanar Farin foda tare da kullu
BRN 6691868
pKa 2.97± 0.10 (An annabta)
Yanayin Ajiya 2-8 ° C

Cikakken Bayani

Tags samfurin

Fmoc-O-tert-butyl-D-tyrosine amino acid ne mai kariya da aka saba amfani dashi. Mai zuwa shine bayanin yanayin sa, amfaninsa, tsarawa da bayanan aminci:

Hali:
Fmoc-O-tert-butyl-D-tyrosine wani farin kristal ne mai ƙarfi. Yana da kwayoyin halitta tare da tsarin sinadarai C30H31NO7 da nauyin kwayoyin halitta na 521.57g/mol. Filin wani abu ne na tyrosine wanda ƙungiyar amino ɗin ke ɗauke da ƙungiyar kariya ta Fmoc (9-fluorofluorenylformyl) kuma ƙungiyar carboxylic acid an lalata ta da O-tert-butyl.

Amfani:
Fmoc-O-tert-butyl-D-tyrosine yawanci ana amfani dashi azaman amino acid mai kariya a cikin kirar peptide. Ta hanyar haɗa ƙungiyar kariyar Fmoc zuwa rukunin amino, ana iya hana halayen da ba'a so ba yayin haɗakarwa. Ana amfani da shi sosai a cikin m lokaci kira kuma za a iya amfani da su hada polypeptides da sunadarai.

Hanyar Shiri:
Shirye-shiryen Fmoc-O-tert-butyl-D-tyrosine gabaɗaya ana aiwatar da shi ta hanyar haɗin sinadarai. Na farko, an yi maganin tyrosine tare da Fmoc-Cl (9-fluorofluorenylcarbonyl chloride) don samar da Fmoc-O-tyrosine. Cesium tert-butyl bromide kuma an ƙara shi zuwa amsa don tabbatar da ƙungiyar carboxylic acid don samar da Fmoc-O-tert-butyl-D-tyrosine. A ƙarshe, ana samun samfurin mai tsabta ta matakan crystallization, wankewa da bushewa.

Bayanin Tsaro:
Fmoc-O-tert-butyl-D-tyrosine wani abu ne mai tsayayye a ƙarƙashin yanayin al'ada kuma ba shi da bayyanannen canji a cikin zafin jiki. Lokacin amfani, wajibi ne a bi ka'idodin aminci na dakin gwaje-gwaje, sanya kayan kariya masu dacewa, da guje wa haɗuwa da fata da idanu. Lokacin sarrafawa ko adanawa, yakamata a ajiye shi a bushe, wuri mai sanyi kuma daga wuta da abubuwan da ke haifar da iskar oxygen. A lokaci guda kuma, ya kamata a guji tuntuɓar masu ƙarfi masu ƙarfi da acid mai ƙarfi don hana halayen haɗari. Nemi taimakon likita nan da nan idan an sha ko bayyanuwa cikin haɗari zuwa wurin.


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