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DL-Valine(CAS# 516-06-3)

Chemical Property:

Molecular Formula C5H11NO2
Molar Mass 117.15
Density 1.31
Melting Point 295 °C (dec.) (lit.)
Boling Point 213.6±23.0 °C(Predicted)
Specific Rotation(α) -0.6~+0.6° (20℃/D)(c=8, HCl)
Flash Point 83°C
JECFA Number 1426
Water Solubility 68 g/L
Solubility Soluble in water, insoluble in cold ethanol, ether and acetone
Vapor Presure 0.0633mmHg at 25°C
Appearance White crystalline powder
Color White
Odor Odorless
Merck 14,9909
BRN 506689
pKa pK1:2.32(+1);pK2:9.61(0) (25°C)
Storage Condition Keep in dark place,Inert atmosphere,Room temperature
Sensitive Easily absorbing moisture
Refractive Index 1.4650 (estimate)
MDL MFCD00004267
Physical and Chemical Properties density 1.31
melting point 283.5-285°C
water-soluble 68g/L
Use Can be used for nutritional and pharmaceutical synthesis

Product Detail

Product Tags

Hazard Symbols Xn – Harmful
Risk Codes 40 – Limited evidence of a carcinogenic effect
Safety Description S22 – Do not breathe dust.
S24/25 – Avoid contact with skin and eyes.
S36 – Wear suitable protective clothing.
WGK Germany 3
RTECS YV9355500
TSCA Yes
HS Code 29224995

 

Introduction

It can sublimate when heated at a general speed and decompose at 298 ℃ (tube sealing, rapid heating). Solubility in water: 68g/l, actually insoluble in cold alcohol and ether, soluble in inorganic acid; insoluble in organic solvents; slightly soluble in benzene and alcohol.


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