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D-Valine（CAS# 640-68-6) Ki‘i Mana‘o
  • D-Valine（CAS# 640-68-6) 1

D-Valine（CAS# 640-68-6)

Waiwai Kemika:

ʻĀpana Molekala C5H11NO2
Molar Mass 117.15
ʻO ka mānoanoa 1.2000 (manaʻo)
Lae hehee >295°C (subl.)(kumu)
Lae Boling 213.6±23.0 °C(Wānana ʻia)
Kahuli kiko'ī(α) -27.5 º (c=5, 5N HCl)
Lae Flash 83°C
Hiki i ka wai 56 g/L (20 ºC)
Ka hoʻoheheʻe Hiki ke hoʻoheheʻe ʻia i ka wai (56 mg/ml ma 20° C), Aqueous Acid, a me 3N HCI. ʻAʻole hiki ke hoʻoheheʻe ʻia i ka ethanol
Puʻupuʻu mahu 0.0633mmHg ma 25°C
Ka nana aku Keokeo aniani
kala kala Keʻokeʻo a keʻokeʻo
BRN 1721135
pKa 2.37±0.10(Wanamua)
Kūlana Waihona lumi lumi
Hōʻike Hōʻike -27 ° (C=8, 6mol/LH
MDL MFCD00064219
Na Waiwai Kino a Kimia helu hehee 302-303°C
ka hoʻololi ʻike kikoʻī -27.5 ° (c = 5, 5N HCl)
hiki ke hoʻoheheʻe ʻia i ka wai 56g/L (20°C)
Hoʻohana Hoʻohana ʻia e like me nā mea maka a me nā lāʻau lapaʻau waena, no ka synthesis o Alatan sweetener

Huahana Huahana

Huahana Huahana

Nā hōʻailona pōʻino Xi – Hoʻohaunaele
Nā Code Risk 36/37/38 – Hoʻonanea i nā maka, ʻōnaehana hanu a me ka ʻili.
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.
S26 – Inā pili me nā maka, e holoi koke me ka wai nui a e ʻimi i ka ʻōlelo aʻo kino.
WGK Kelemānia 3
RTECS YV9360000
TSCA ʻAe
HS Code 29224995

 

Hoʻolauna

Hiki ke hoʻoheheʻe ʻia i nā ʻāpana 18-4 o ka wai, hiki ke hoʻoheheʻe ʻia i ka waiʻona. Hiki ke hoʻoheheʻe ʻia i ka wai: 56g/l (20°C), hiki ke hoʻoheheʻe ʻia i loko o ka waikawa inorganic, hiki ʻole ke hoʻoheheʻe ʻia i loko o ka waikawa organik, hiki ke hoʻoheheʻe ʻia i ka ethanol, ether a me benzene.

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