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mankhwala

L-serine (CAS # 56-45-1)

Chemical Property:

Molecular Formula C3H7NO3
Misa ya Molar 105.09
Kuchulukana 1.6
Melting Point 222 °C (dec.) (kuyatsa)
Boling Point 197.09°C (kuyerekeza molakwika)
Kuzungulira Kwapadera (α) 15.2 º (c=10, 2N HCl)
Pophulikira 150 ° C
Kusungunuka kwamadzi 250 g/L (20 ºC)
Kusungunuka Kusungunuka m'madzi (20°C,25g/100ml madzi) ndi asidi wosakhazikika, wosasungunuka mu organic solvents, absolute ethanol, etha ndi benzene
Maonekedwe Hexahedral flake crystal kapena prismatic crystal
Mtundu Choyera
Maximum wavelength(λmax) λ: 260nm Amax: 0.05λ: 280nm Amax: 0.05
Merck 14,8460
Mtengo wa BRN 1721404
pKa 2.19 (pa 25 ℃)
PH 5-6 (100g/l, H2O, 20℃)
Mkhalidwe Wosungira 2-8 ° C
Kukhazikika Wokhazikika. Zosagwirizana ndi ma oxidizing amphamvu.
Refractive Index 1.4368 (chiyerekezo)
MDL Mtengo wa MFCD00064224
Zakuthupi ndi Zamankhwala Makhalidwe: makhiristo okhala ndi hexagonal lamellar kapena ma prismatic. Malo Osungunuka: 223-228 ℃ (kuwola)

kusungunuka: kusungunuka m'madzi (20 ℃, 25g/mL).

Gwiritsani ntchito Ntchito biochemical reagents ndi zina chakudya

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa 36/37/38 - 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
Mtengo wa RTECS VT8100000
FLUKA BRAND F CODES 3
TSCA Inde
HS kodi 29225000
Poizoni 可安全用于食品(FDA,§172.320,2000).

 

Mawu Oyamba

L-Serine ndi amino acid yachilengedwe, yomwe ndi gawo lofunikira la kaphatikizidwe ka mapuloteni mu vivo. Njira yake yamakina ndi C3H7NO3 ndipo kulemera kwake ndi 105.09g/mol.

 

L-Serine ili ndi zotsatirazi:

1. Maonekedwe: kristalo wopanda mtundu kapena ufa woyera wa crystalline;

2. Solubility: sungunuka m'madzi, pang'ono sungunuka mowa, pafupifupi insoluble mu etha ndi etha solvents;

3. malo osungunuka: pafupifupi 228-232 ℃;

4. kulawa: ndi kukoma kokoma pang'ono.

 

L-Serine amagwira ntchito yofunika kwambiri mu biology, monga:

1. mapuloteni kaphatikizidwe: monga mtundu wa amino acid, L-Serine ndi mbali yofunika ya kaphatikizidwe mapuloteni, nawo maselo kukula, kukonza ndi kagayidwe;

2. Biocatalyst: L-Serine ndi mtundu wa biocatalyst, womwe ungagwiritsidwe ntchito popanga mankhwala a bioactive, monga michere ndi mankhwala.

 

L-Serine akhoza kukonzekera ndi njira ziwiri: kaphatikizidwe ndi m'zigawo:

1. kaphatikizidwe njira: L-Serine akhoza apanga ndi kupanga anachita. Common kaphatikizidwe njira monga kaphatikizidwe mankhwala ndi enzyme catalysis;

2. Njira yochotsera: L-Serine imathanso kuchotsedwa kuzinthu zachilengedwe, monga mabakiteriya, bowa kapena zomera kudzera mu nayonso mphamvu.

 

Ponena za chitetezo, L-Serine ndi amino acid wofunikira m'thupi la munthu ndipo nthawi zambiri amawonedwa ngati otetezeka. Komabe, kudya mopitirira muyeso kungayambitse mavuto ena, monga kusapeza bwino m’mimba ndi kusamvana. Kwa anthu omwe ali ndi ziwengo kwambiri, kukhudzana ndi L-Serine kungayambitse kusamvana. Mukamagwiritsa ntchito L-Serine, tikulimbikitsidwa kugwiritsa ntchito molingana ndi malangizo a madokotala kapena akatswiri, ndikuwongolera mlingowo mosamalitsa.


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