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L-Tyrosine（CAS# 60-18-4) Ki‘i Mana‘o
  • L-Tyrosine（CAS# 60-18-4) 1

L-Tyrosine（CAS# 60-18-4)

Waiwai Kemika:

ʻĀpana Molekala C9H11NO3
Molar Mass 181.19
ʻO ka mānoanoa 1.34
Lae hehee 290 ℃
Lae Boling 314.29°C (manaʻo koʻikoʻi)
Kahuli kiko'ī(α) -11.65 ° (C=5,DIL HCL/H2O 50/50)
Lae Flash 176 ℃
Hiki i ka wai 0.45 g/L (25 ℃)
Ka hoʻoheheʻe ʻAʻole hiki ke hoʻoheheʻe ʻia i ka wai (0.04%, 25 ° C), ʻaʻole hiki ke hoʻoheheʻe ʻia i ka ethanol piha, ka etera a me ka acetone, hiki ke hoʻoheheʻe ʻia i ka waikawa dilute a i ʻole ka alkali.
Ka nana aku ʻO ka pauka morphological
kala kala Keʻokeʻo i Pale-ʻulaʻula
ʻO Merck 14,9839
BRN 392441
pKa 2.2(ma 25 ℃)
PH 6.5 (0.1g/l, H2O)
Kūlana Waihona E mālama ʻia ma lalo o +30 ° C.
Paʻa Paʻa. ʻAʻole kūpono me nā mea oxidizing ikaika, nā mea hoʻemi ikaika.
Pilikino Pilikino i ka malamalama
Hōʻike Hōʻike -12 ° (C=5, 1mol/LH
MDL MFCD00002606
Na Waiwai Kino a Kimia ʻO ka huahana i mercerized maikaʻi ʻole-like kristal a i ʻole ka pauka crystalline. Ka helu hehee ≥ 300 °c. 342~344 degrees C decomposition. I ka coexistence me hydrocarbons ua oi susceptible i decomposition. Māmā 1.456g/cm3. pK '12.20;pK'29.11;pK '310.07. ʻO ka huli ʻana o ka Optical -10.6 °(c = 4 i ka 1mol/L HCl);-13.2 °(c = 4,3mol/L NaOH). -12.3 ° ± 0.5 °,-11.0 ° ± 0.5 °(c = 4, 1 mol/L HCl) hiki ke hoʻoheheʻe i ka wai (g/100ml):0.02(0 °c);0.045(25 degere C);0.105(50 degere C);0.244(75 degere C);0.565(100 degere C). Hiki ke hoʻoheheʻe ʻia i loko o ka wai alkali. ʻAʻole hiki ke hoʻoheheʻe ʻia i nā mea hoʻoheheʻe kūlohelohe kūlohelohe, e like me ka ethanol, ether, acetone, etc.
Hoʻohana No ka moʻomeheu ʻiʻo (L-tyrosine · 2Na · H2O), nā mea hoʻoponopono biochemical, mālama i ka hyperthyroidism. Hiki ke hoʻohana ʻia e like me ka modulation o ka poʻe ʻelemakule, ka meaʻai a nā keiki a me nā mea kanu foliar meaʻai, etc

Huahana Huahana

Huahana Huahana

Nā hōʻailona pōʻino Xi – Hoʻohaunaele
Nā Code Risk R36/37/38 – Hoʻonanea i ka maka, ka ʻōpū hanu a me ka ʻili.
Ka wehewehe palekana S26 – Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ka ʻōlelo aʻo kino.
S36 – E komo i nā lole pale kūpono.
WGK Kelemānia 3
RTECS YP2275600
TSCA ʻAe
HS Code 29225000
Kaʻawaʻawa LD50 ma ka waha i ka Lapi: > 5110 mg/kg

 

Hoʻolauna

ʻO L-tyrosine kahi amino acid pono ʻole me nā kaulahao ʻaoʻao polar. Hiki i nā kelepona ke hoʻohana iā ia e synthesize i nā protein e pāʻani ana i ka lawe ʻana i ka hōʻailona. ʻO L-tyrosine kahi waikawa amino proteogenic e hana ma ke ʻano he mea hoʻokipa o ka phosphogroup i hoʻoili ʻia e ka kinase.

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