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L-脯氨酸,L-Proline;for biochemistry, ≥99.0%

别名:(S)-吡咯烷-2-羧酸;L-脯氨酸;(S)-Pyrrolidine-2-carboxylic acid

CAS号 147-85-3 分子量 115.13 MDL number MFCD00064318 EC Index Number 205-702-2
货号(SKU): 1.07434
CAS号: 147-85-3
MDL号: MFCD00064318
增值税发票 √ 免费货运 [顺丰 联邦] √
¥950.84

产品描述

General description

for biochemistry

Application

L-Proline for biochemistry. CAS 147-85-3, pH 5 - 7 (100 g/l, H₂O, 20 °C).

Analysis Note

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 (SO₄)≤ 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 %

性质

Quality Level100
potency>5110 mg/kg LD50, oral (Rat)
pH5-7 (20 °C, 100 g/L in H2O)
mp220-222 °C (decomposition)
solubility1500 g/L
density1.35-1.38 g/cm3 at 25 °C
bulk density500 kg/m3
InChI1S/C5H9NO2/c7-5(8)4-2-1-3-6-4/h4,6H,1-3H2,(H,7,8)
InChI keyONIBWKKTOPOVIA-UHFFFAOYSA-N
storage conditionsStore below +30°C.


安全信息

个人防护装备 EyeshieldsGlovestype N95 (US)
RIDADR NONH for all modes of transport
WGK德国 WGK 1
RTECS TW3584000
商品规格
属性名称属性值
储存温度 Storage temp.常温阴凉避光
全球实时库存 Availability √美国St. Louis ≥ 190 | 欧洲Eur. ≥ 66 | 東京Tokyo ≥ 82 | 香港与北京 ≥ 55
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