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mankhwala

BOC-L-Methionine (CAS# 2488-15-5)

Chemical Property:

Molecular Formula Chithunzi cha C10H19NO4S
Molar Misa 249.33
Kuchulukana 1.160±0.06 g/cm3(Zonenedweratu)
Melting Point 47-50°C (kuyatsa)
Boling Point 415.5±40.0 °C(Zonenedweratu)
Kuzungulira Kwapadera (α) -23 º (c=1.3, methanol)
Pophulikira 205.1°C
Kusungunuka pafupifupi kuwonekera mu Methanol
Kuthamanga kwa Vapor 4.56E-08mmHg pa 25°C
Maonekedwe White ufa
Mtundu Zoyera mpaka zoyera
Mtengo wa BRN 1727869
pKa 3.83±0.10 (Zonenedweratu)
Mkhalidwe Wosungira Sungani pamalo amdima, Osindikizidwa owuma, Kutentha kwachipinda
Refractive Index -22 ° (C=1.3, AcOH)
MDL Mtengo wa MFCD00065586

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
FLUKA BRAND F CODES 9-23
HS kodi 2930 90 98

 

Mawu Oyamba

N-Boc-L-aspartic acid ndi chochokera ku L-methionine chokhala ndi gulu loteteza N.

 

Ubwino:

N-Boc-L-methionine ndi cholimba choyera chomwe chimasungunuka mu zosungunulira zina monga methanol, ethanol, ndi methylene chloride. Ndiwokhazikika m'mikhalidwe ya acidic koma imapangidwa ndi hydrolyzed m'malo amchere.

 

Gwiritsani ntchito:

N-Boc-L-methionine ndi gulu lomwe limagwiritsidwa ntchito kwambiri poteteza amino acid lomwe limateteza magulu ena ochitapo kanthu pakuphatikizika kwazinthu zachilengedwe.

 

Njira:

Kukonzekera kwa N-Boc-L-methionine nthawi zambiri kumapezeka ndi mankhwala a gulu loteteza la N-Boc pa L-methionine. Njira yodziwika bwino ndiyo kugwiritsa ntchito Boc2O (N-butyldicarboxamide) ndi chothandizira choyambira kupereka N-Boc-L-methionine pambuyo pa zomwe zimachitika.

 

Zambiri Zachitetezo:

N-Boc-L-methionine nthawi zambiri imakhala yotetezeka pansi pamikhalidwe yoyeserera yoyeserera. Zitha kukhala zokwiyitsa m'maso, khungu, ndi njira yopumira ndipo chisamaliro chiyenera kutengedwa kuti musakhudzidwe mukachigwiritsa ntchito. Samalani kuti tsatirani zoyeserera zachitetezo ndikukhala ndi njira zodzitetezera.


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