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mankhwala

Boc-L-Threonine (CAS# 2592-18-9)

Chemical Property:

Molecular Formula C9H17NO5
Molar Misa 219.24
Kuchulukana 1.2470 (kuyerekeza molakwika)
Melting Point 80-82°C (kuyatsa)
Boling Point 360.05°C (kuyerekeza molakwika)
Kuzungulira Kwapadera (α) -8.5 º (c=1, asidi asidi)
Pophulikira 187.9°C
Kuthamanga kwa Vapor 1.36E-07mmHg pa 25°C
Maonekedwe White amorphous ufa
Mtundu Zoyera mpaka pafupifupi zoyera
Mtengo wa BRN 2331474
pKa 3.60±0.10(Zonenedweratu)
Mkhalidwe Wosungira -20 ° C
Refractive Index -7 ° (C=1, AcOH)
MDL Mtengo wa MFCD00065946

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xn - Zowopsa
Zizindikiro Zowopsa R20/21/22 - Zowopsa pokoka mpweya, kukhudzana ndi khungu komanso kumeza.
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S24/25 - Pewani kukhudzana ndi khungu ndi maso.
S36 - Valani zovala zoyenera zodzitetezera.
S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
WGK Germany 3
HS kodi 29241990

 

Mawu Oyamba

Boc-L-threonine ndi organic pawiri. Ndi cholimba choyera chomwe chimasungunuka mu zosungunulira zina monga dimethylthionamide (DMSO), ethanol ndi chloroform.

Itha kukonzedwa ngati Boc-L-threonine ndi zomwe magulu oteteza amino acid.

 

Njira imodzi yokonzekera Boc-L-threonine ndikuyamba kuchitapo kanthu ndi threonine ndi Boc acid kudzera muzochita za acid-catalyzed kuti mupange lolingana ndi Boc threonine ester, ndiyeno kupeza Boc-L-threonine kudzera mumchere wa hydrolysis reaction.

Ndi mankhwala ndipo amayenera kusamaliridwa m'malo a labotale omwe ali ndi mpweya wabwino wokhala ndi zida zoyenera zodzitetezera monga magalavu a labu ndi magalasi. Pewani kukhudza khungu ndi maso, ndipo pewani kutulutsa fumbi kapena mpweya wawo. Mukakhudza khungu kapena maso, muzimutsuka mwamsanga ndi madzi ambiri ndikupita kuchipatala.

 


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