1.12233

L-Lysine monohydrate

for biochemistry

• 同義詞: L-Lysine monohydrate, Lys
• 線性公式: NH₂(CH₂)₄CH(NH₂)COOH
• CAS號碼: 39665-12-8
• 分子量：: 146.19 (anhydrous basis)
• MDL號碼: MFCD00151035
• 分類程式碼代碼: 12352209
• 酶委員會索引編號: 200-294-2
• NACRES: NA.21

屬性

• 品質等級: 100
• 形狀: solid
• pH值: 9-10.5 (20 °C, 80 g/L in H₂O)
• mp: 207-209 °C (decomposes)
• 溶解度: >1500 g/L
• 體積密度: 366 kg/m³
• 儲存溫度: 2-8°C
• InChI: 1S/C6H14N2O2.H2O/c7-4-2-1-3-5(8)6(9)10;/h5H,1-4,7-8H2,(H,9,10);1H2/t5-;/m0./s1
• InChI 密鑰: HZRUTVAFDWTKGD-JEDNCBNOSA-N

描述

分析報告

Assay (Perchloric acid titration, calc. on anhydrous substance): ≥ 99.0 %
Identity (IR-spectrum): passes test
Appearance: white, crystalline powder or colorless crystals with characteristic odor
Appearance of solution (100 g/l, water): clear and colorless
Spec. rotation(α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance): +25.5 to +26.5
Heavy metals (as Pb): ≤ 0.001 %
NH₄ (Ammonium): ≤ 0.01 %
Foreign amino acids: ≤ 0.3 %
Other ninhydrine positive substances: ≤ 0.1 %
Water (according to Karl Fischer): 10.0 - 12.0 %

安全資訊

• 儲存類別代碼: 11 - Combustible Solids
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable