1.08374

L-Tryptophan

for biochemistry

• 동의어(들): L-Tryptophan, Trp
• 실험식(Hill 표기법): C₁₁H₁₂N₂O₂
• CAS Number: 73-22-3
• Molecular Weight: 204.23
• MDL number: MFCD00064340
• UNSPSC 코드: 12352209
• EC 인덱스 번호: 200-795-6

속성

• Quality Level: 100
• 형태: solid
• 효능: 16000 mg/kg LD₅₀, oral (Rat)
• pH: 5.5-7.0 (20 °C, 10 g/L in H₂O)
• mp: 290 °C (decomposition)
• solubility: 10 g/L
• 벌크 밀도: 400 kg/m³
• 저장 온도: 2-30°C
• InChI: 1S/C11H12N2O2/c12-9(11(14)15)5-7-6-13-10-4-2-1-3-8(7)10/h1-4,6,9,13H,5,12H2,(H,14,15)
• InChI key: QIVBCDIJIAJPQS-UHFFFAOYSA-N

설명

애플리케이션

• Biotechnological production of L-Tryptophan: The study by Nefedova et al. explores the molecular mechanisms in metal oxide nanoparticle interactions with L-Tryptophan, highlighting its significance in nanoparticle synthesis, which is crucial for biotechnological applications in pharmaceutical manufacturing and life sciences (Nefedova et al., 2024).

분석 메모

Assay (perchloric acid titration, calculated on dried substance): 99.0 - 101.0 %
Identity (IR-spectrum): passes test
Identity (specific rotation): passes test
Spec. rotation (α 20/D, 10 g/l, water, calc. on dried substance): -30.0 to -33.0
Appearance: white to almost white, crystalline or amorphous powder
Appearance of solution (10 g/l, Hydrochloric acid 1 mol/l): clear and colorless
Chloride (Cl): ≤ 200 ppm
Sulfate (SO₄): ≤ 300 ppm
Fe (Iron): ≤ 20 ppm
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; 3 h): ≤ 0.3 %

안전성 정보

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable