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Boc-L-glutamic acid 1-tert-butyl ester (CAS# 24277-39-2)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C14H25NO6
Molar Mass 303.35
Yawan yawa 1.121± 0.06 g/cm3 (An annabta)
Matsayin narkewa 111.0 zuwa 115.0 ° C
Matsayin Boling 449.8± 40.0 °C (An annabta)
Wurin Flash 225.8°C
Solubility Mai narkewa a cikin dimethyl formamide.
Tashin Turi 2.42E-09mmHg a 25°C
Bayyanar Crystalline foda
Launi Fari zuwa Kusan fari
BRN 3653769
pKa 4.48± 0.10 (An annabta)
Yanayin Ajiya An rufe shi a bushe, adana a cikin injin daskarewa, ƙasa da -20 ° C
Fihirisar Refractive 1.47
MDL Saukewa: MFCD00038273

Cikakken Bayani

Tags samfurin

Lambobin haɗari R22/22 -
R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata.
Bayanin Tsaro S4 - Nisantar wuraren zama.
S7 – Rike akwati a rufe sosai.
S28 - Bayan haɗuwa da fata, wanke nan da nan da sabulu-suds mai yawa.
S35 - Dole ne a zubar da wannan abu da kwandonsa a hanya mai aminci.
S44 -
WGK Jamus 3
HS Code 2924 1900

 

Gabatarwa

NT-boc-L-glutamic acid A- T-butyl-ester (NT-boc-L-glutamic acid A- T-butyl-ester) wani fili ne na kwayoyin halitta. Tsarin sinadaransa shine C15H25NO6 kuma nauyin kwayoyin sa shine 315.36g/mol.

 

Hali:

NT-boc-L-glutamic acid A-T-butyl-ester ne mai m crystal, mai narkewa a cikin kwayoyin kaushi kamar methanol, ethanol da methylene chloride, insoluble cikin ruwa. Yana iya samar da kristal guda ɗaya, tsarin wanda yawanci ana ƙaddara shi ta hanyar crystallography X-ray. Filin yana da ƙarfi a yanayin zafi.

 

Amfani:

NT-boc-L-glutamic acid A-T-butyl-ester ana yawan amfani dashi azaman ƙungiyar karewa a cikin haɗin kwayoyin halitta. Yana iya kare ƙungiyar carboxyl (COOH) na glutamic acid don hana halayen da ba a so a cikin halayen sunadarai. Ƙungiya mai kariya za a iya sauƙi cire ta hanyar da ta dace lokacin da ya cancanta don samun asali na glutamic acid.

 

Hanya:

Hanyar shirya NT-boc-L-glutamic acid A-T-butyl-ester yawanci ana yin ta ta hanyar halayen sinadarai na roba. Na farko, a ƙarƙashin kariyar nitrogen, tert-butoxycarbonyl-L-glutamic acid yana amsawa tare da tert-butyl magnesium bromide don samar da matsakaici; Sa'an nan kuma, ana amsawa da sodium bicarbonate don samar da samfurin ƙarshe, wato, NT-boc-L-glutamic acid A- T-butyl-ester.

 

Bayanin Tsaro:

NT-boc-L-glutamic acid A-T-butyl-ester gabaɗaya yana da aminci a ƙarƙashin yanayin aiki na sinadarai na yau da kullun. Duk da haka, saboda sinadari ne na halitta, har yanzu ya zama dole a yi amfani da kayan kariya masu dacewa a cikin dakunan gwaje-gwajen sinadarai, kamar safofin hannu na dakin gwaje-gwaje, tabarau da kayan kariya. Bugu da kari, ya kamata a bi hanyoyin aminci na dakin gwaje-gwaje masu dacewa.


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