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DL-Valine（CAS# 516-06-3) Ki‘i Mana‘o
  • DL-Valine（CAS# 516-06-3) 1

DL-Valine（CAS# 516-06-3)

Waiwai Kemika:

ʻĀpana Molekala C5H11NO2
Molar Mass 117.15
ʻO ka mānoanoa 1.31
Lae hehee 295 °C (Dek.) (kumu)
Lae Boling 213.6±23.0 °C(Wānana ʻia)
Kahuli kiko'ī(α) -0.6～+0.6° (20℃/D)(c=8, HCl)
Lae Flash 83°C
Helu JECFA 1426
Hiki i ka wai 68 g/L
Ka hoʻoheheʻe Hiki ke hoʻoheheʻe ʻia i ka wai, ʻaʻole hiki ke hoʻoheheʻe ʻia i ka ethanol anuanu, etera a me ka acetone
Puʻupuʻu mahu 0.0633mmHg ma 25°C
Ka nana aku ʻO ka pauka kristal keʻokeʻo
kala kala Keʻokeʻo
ʻala ʻAʻala ʻole
ʻO Merck 14,9909
BRN 506689
pKa pK1:2.32(+1);pK2:9.61(0) (25°C)
Kūlana Waihona E mālama i kahi pōʻeleʻele, Inert ea, lumi wela
Pilikino Hoʻopaʻa maʻalahi i ka makū
Hōʻike Hōʻike 1.4650 (manaʻo)
MDL MFCD00004267
Na Waiwai Kino a Kimia mānoanoa 1.31
helu hehee 283.5-285°C
hiki ke hoʻoheheʻe ʻia i ka wai 68g/L
Hoʻohana Hiki ke hoʻohana ʻia no ka meaʻai a me ka pharmaceutical synthesis

Huahana Huahana

Huahana Huahana

Nā hōʻailona pōʻino Xn – Poino
Nā Code Risk 40 - Nā hōʻike liʻiliʻi o kahi hopena carcinogenic
Ka wehewehe palekana S22 – Mai hanu i ka lepo.
S24/25 – Hōʻalo i ka pili ʻana me ka ʻili a me nā maka.
S36 – E komo i nā lole pale kūpono.
WGK Kelemānia 3
RTECS YV9355500
TSCA ʻAe
HS Code 29224995

 

Hoʻolauna

Hiki iā ia ke hoʻohaʻahaʻa i ka wā i wela ai i ka wikiwiki ākea a me ka decompose ma 298 ℃ (ka hoʻopaʻa ʻana i ka paipu, ka wela wikiwiki). Hiki ke hoʻoheheʻe ʻia i ka wai: 68g/l, ʻaʻole hiki ke hoʻoheheʻe ʻia i loko o ka waiʻona anuanu a me ka etera, hiki ke hoʻoheheʻe ʻia i ka waikawa inorganic; hiki ʻole ke hoʻoheheʻe ʻia i loko o nā solvents organik; hiki ke hoʻoheheʻe iki i ka benzene a me ka waiʻona.

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