1.08411

L-Threonine

for biochemistry

• 別名: L-Threonine, Thr, 2-Amino-3-hydroxybutanoic acid
• 実験式（ヒル表記法）: C₄H₉NO₃
• CAS番号: 72-19-5
• 分子量: 119.12
• MDL番号: MFCD00064270
• UNSPSCコード: 12352209
• EC Index Number: 200-774-1
• NACRES: NA.21

特性

• 品質水準: 200
• フォーム: solid
• pH: 5-6 (20 °C, 100 g/L in H₂O)
• mp: 265-270 °C
• 溶解性: 90 g/L
• かさ密度: 370 kg/m³
• 保管温度: 2-30°C
• SMILES記法: [N+H3]C(C(O)C)C(=O)[O-]
• InChI: 1S/C4H9NO3/c1-2(6)3(5)4(7)8/h2-3,6H,5H2,1H3,(H,7,8)
• InChI Key: AYFVYJQAPQTCCC-UHFFFAOYSA-N

詳細

アナリシスノート

Assay (perchloric acid titration): ≥ 99.0 %
Identity (IR-spectrum): passes test
Appearance: white to almost white, fine powder
Appearance of solution (1 mol/l, water): clear and colorless
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l): -15.4 to -16.4
Heavy metals (as Pb): ≤ 0.001 %
NH₄ (Ammonium): ≤ 0.01 %
Foreign amino acids: ≤ 0.3 %
Other ninhydrine positive substances: ≤ 0.1 %

安全性情報

• 保管分類コード: 13 - Non Combustible Solids
• WGK: WGK 1
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable