iphepha_ibhena

imveliso

D-Alanine (CAS# 338-69-2)

Ipropati yeMichiza:

Ifomula yeemolekyuli C3H7NO2
IMisa yeMolar 89.09
Ukuxinana 1.4310 (uqikelelo)
Indawo yokunyibilika 291°C (dec.)(lit.)
Indawo yeBoling 212.9±23.0 °C(Kuqikelelwe)
Ujikelezo oluthile(α) -14.5 º (c=10, 6N HCl)
Ukunyibilika kwamanzi 155 g/L (20 ºC)
Ukunyibilika Inyibilika emanzini, inyibilika kancinane kwi-ethanol, ayinyibiliki kwi-acetone kunye ne-ether.
Imbonakalo Ikristale engenambala
Umbala Mhlophe ukuya kumhlophe
Merck 14,204
I-BRN 1720249
pKa 2.31±0.10(Kuqikelelwe)
Imeko yoGcino Gcina kwindawo emnyama, umoya ongena ngaphakathi, ubushushu begumbi
Refractive Index -14 ° (C=2, 6mol/LH
MDL MFCD00008077
IiPropati zoMzimba kunye nezeMichiza Iipropathi ze-D-alanine kunye ne-L-alanine zombini zinencasa yeswekile, kodwa zihluke kwincasa
ukujikeleza okucacileyo kwe-optical -14.5 ° (c = 10, 6N HCl)
Sebenzisa Imathiriyeli ekrwada yokudityaniswa kweeswiti ezitsha kunye neziphakathi zamachiza e-chiral

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iimpawu ezinobungozi Xi – Irritant
Iikhowudi zoMngcipheko 36/37/38 – Ukucaphukisa amehlo, inkqubo yokuphefumula kunye nolusu.
Inkcazelo yoKhuseleko S24/25-Kuphephe ukudibana nolusu namehlo.
S36 – Nxiba iimpahla ezifanelekileyo ezikhuselayo.
S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
WGK eJamani 3
I-TSCA Ewe
Ikhowudi ye-HS 29224995
IKlasi yeeNgozi OKUTHUMEKAYO

 

Intshayelelo

I-D-alanine yi-chiral amino acid. I-D-alanine yinto eqinileyo yekristale engenambala enyibilikayo emanzini nakwi-asidi. I-acidic kunye ne-alkaline kwaye isebenza njenge-asidi ephilayo.

 

Indlela yokulungiselela i-D-alanine ilula. Indlela eqhelekileyo yokulungiselela ifunyanwa nge-enzymatic catalysis ye-chiral reactions. I-D-alanine inokufumaneka kwakhona nge-chiral isolation ye-alanine.

Yinto eqhelekileyo eyingozi enokubangela ukucaphuka kwamehlo, umjelo wokuphefumla, kunye nolusu. Iiglasi zokhuseleko lwamachiza, iiglavu kunye nemaski kufuneka zinxitywe ngexesha lokusebenza ukuqinisekisa ukhuseleko.

 

Nantsi isingeniso esifutshane kwiipropati, ukusetyenziswa, ukulungiswa kunye nolwazi olukhuselekileyo lwe-D-alanine. Ngolwazi oluthe vetshe, jongana noncwadi lwekhemikhali olufanelekileyo okanye udibane nengcali.


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