L-Valine CAS 72-18-4

CAS:72-18-4 ib

Molecular Formula:C5H11NO2

Molecular Luj:117.15 Nws

EINECS:200-773-6

Synonyms:(S)-2-Amino-3-methylbutansαure; (s)-2-amino-3-methylbutyricacid; (s)-alpha-amino-beta-methylbutyricacid; 2-Amino-3-methylbutyric acid; Butanoic acid, 2-amino-3-methyl-Butanoic acid, 2-amino-3-methyl-, (S)-l-(+)-alpha-Aminoisovaleric acid; L-alpha-amino-beta-methylbutyricacid; L-iso-C3H7CH(NH2)COOH; L-α-Amino-isovaleriansαure; (2S)-2-ammonio-3-methylbutanoate

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L-Valine CAS 72-18-4 yog dab tsi?

L-Valine yog dawb crystalline lossis crystalline hmoov uas tsis muaj ntxhiab tsw thiab iab saj. Soluble nyob rau hauv dej, nrog ib tug solubility ntawm 8.85% nyob rau hauv dej ntawm 25 ℃, yuav luag insoluble nyob rau hauv ethanol, ether, thiab acetone. mChemicalbook (decomposition point) 315 ℃, isoelectric point 5.96, [α] 25D + 28.3 (C = 1-2g / ml, hauv 5mol / L HCl).

Specification

Yam khoom	Specification
Boiling point	213.6 ± 23.0 ° C (Tshaj tawm)
Qhov ntom	1.23
PH	5.5-6.5 (100g / l, H2O, 20 ℃)
refractivity	28 ° (C = 8, HCl)
Cia tej yam kev mob	2-8 ° C
SOLUBLE	85 g / L (20 ºC)

Daim ntawv thov

L-Valine khoom noj khoom haus ntxiv. Amino acid infusion thiab kev npaj cov amino acid ntau tuaj yeem npaj ua ke nrog lwm cov amino acids tseem ceeb. Ntxiv valine (1g, / kg) rau cov ncuav mog qab zib, thiab cov khoom muaj cov noob hnav. Nws tuaj yeem txhim kho qhov tsw ntawm qhob cij thaum siv. L-Valine yog ib qho ntawm peb ceg saw amino acids thiab yog ib qho tseem ceeb amino acid uas tuaj yeem kho lub siab tsis ua haujlwm thiab lub hauv nruab nrab lub paj hlwb tsis ua haujlwm.