L-Proline

半岛bd体育手机客户端 说明

一般描述

for biochemistry

应用

L-Proline for biochemistry. CAS 147-85-3, pH 5 - 7 (100 g/l, H?O, 20 °C).

分析说明

Assay (perchloric acid titration, calculated on dried substance)≥ 99.0 %Identity (IR-spectrum)passes testAppearancewhite or almost white, crystalline powder or colorless crystalsAppearance of solution (50 g/l; water)clear and colorlessSpec. rotation (α 20/D, 40?g/l, water, calc. on dried substance)?-84.0 bis -86.0Chloride (Cl)≤ 0.02 %Sulfate (SO?)≤ 0.03 %Heavy metals (as Pb)≤ 0.001 %Ninhydrin-positive substances (LC)(any ninhydrin-positive impurity)≤ 0.2 %Ninhydrin-positive substances (LC) (ammonium (570 nm))≤ 0.02 %Ninhydrin-positive substances (LC)(total impurities)≤ 0.5 %Loss on Drying (105 °C)≤ 0.4 %

基本信息

分子量	115.13
MDL编号	MFCD00064318
EC索引号	205-702-2

半岛bd体育手机客户端 性质

质量水平	100
形式	solid
效能	>5110 mg/kg LD50, oral (Rat)
pH值(酸碱度)	5-7 (20 ℃, 100 g/L in H2O)
mp	220-222 ℃ (decomposition)
溶解性	1500 g/L
密度	1.35-1.38 g/cm3at 25 ℃
堆积密度	500 kg/m3
储存温度	2-30℃
InChI	1S/C5H9NO2/c7-5(8)4-2-1-3-6-4/h4,6H,1-3H2,(H,7,8)
InChI key	ONIBWKKTOPOVIA-UHFFFAOYSA-N

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	WGK 1
闪点(F)	Not applicable
闪点(C)	Not applicable