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N-Acetyl-L-tyrosine (CAS# 537-55-3)

Ipropati yeMichiza:

Ifomula yeemolekyuli C11H13NO4
IMisa yeMolar 223.23
Ukuxinana 1.2446 (uqikelelo olurhabaxa)
Indawo yokunyibilika 149-152°C(lit.)
Indawo yeBoling 364.51°C (uqikelelo olurhabaxa)
Ujikelezo oluthile(α) 47.5 º (c=2, amanzi)
Indawo yokuflasha 275.1°C
Ukunyibilika kwamanzi I-Soluble emanzini (25 mg / ml), kunye ne-ethanol.
Ukunyibilika I-H2O: i-soluble25mg/mL
Uxinzelelo loMphunga 4.07E-12mmHg ku-25°C
Imbonakalo Umgubo omhlophe wekristale
Umbala Mhlophe ukuya kuMhlophe
I-BRN 2697172
pKa 3.15±0.10(Kuqikelelwe)
Imeko yoGcino Itywinwe kwindawo eyomileyo, yoBubushushu beGumbi
Uzinzo Izinzile. Ayihambelani ne-oxidizing agents ezinamandla.
Refractive Index 1.4960 (uqikelelo)
MDL MFCD00037190
IiPropati zoMzimba kunye nezeMichiza Indawo yokunyibilika: 149-152°C
ukujikeleza okuthe ngqo: 47.5 ° (c = 2, amanzi)
Sebenzisa Kwishishini lamachiza

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iimpawu ezinobungozi Xi – Irritant
Iikhowudi zoMngcipheko I-R41 – Umngcipheko womonakalo omkhulu emehlweni
R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu.
Inkcazelo yoKhuseleko S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
S39 –Nxiba ukhuseleko lwamehlo / ubuso.
S36 – Nxiba iimpahla ezifanelekileyo ezikhuselayo.
WGK eJamani 3
FLUKA BRAND F IIKHOWUDI 10
I-TSCA Ewe
Ikhowudi ye-HS 29242995

 

Intshayelelo

I-N-Acetyl-L-tyrosine yimveliso yendalo ye-amino acid eyenziwa ngokusabela kwe-tyrosine kunye ne-acetylating agents. I-N-acetyl-L-tyrosine ngumgubo omhlophe wekristale ongenancasa kwaye awunavumba. Inonyibiliko olulungileyo kwaye iyanyibilika emanzini nakwi-ethanol.

 

Ukulungiswa kwe-N-acetyl-L-tyrosine kunokufumaneka ngokuphendula i-tyrosine kunye ne-acetylating agent (umzekelo, i-acetyl chloride) phantsi kweemeko ze-alkaline. Emva kokuba impendulo igqityiwe, imveliso inokuhlanjululwa ngamanyathelo afana ne-crystallization kunye nokuhlamba.

 

Ngokuphathelele ukhuseleko, i-N-acetyl-L-tyrosine ithathwa njengento ekhuselekileyo kwaye ngokuqhelekileyo ayibangeli iziphumo ezibi kakhulu. Ukusetyenziswa ngokugqithiseleyo okanye ukusetyenziswa kwexesha elide kunokubangela ukuphazamiseka okufana nentloko, isisu esibuhlungu, njl.


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