11009

L-精氨酸

BioUltra, ≥99.5% (NT)

• Synonym(s): (S)-2-氨基-5-胍基戊酸
• Linear Formula: H₂NC(=NH)NH(CH₂)₃CH(NH₂)CO₂H
• CAS Number: 74-79-3
• Molecular Weight: 174.20
• Beilstein: 1725413
• EC 号: 200-811-1
• MDL编号: MFCD00002635
• eCl@ss: 32160406
• PubChem化学物质编号: 329749274
• NACRES: NA.26

Properties

• 产品线: BioUltra
• 质量水平: 100
• 测定: ≥99.5% (NT)
• 形式: powder or crystals
• 旋光性: [α]20/D +27.0±0.5°, c = 5% in 5 M HCl
• 杂质: insoluble matter, passes filter test; ≤0.3% foreign amino acids
• 灼烧残渣: ≤0.05% (as SO₄)
• 缺失: ≤0.1% loss on drying, 20 °C (HV)
• 颜色: white
• pH值（酸碱度）: 10.5-12.0 (25 °C, 0.5 M in H₂O)
• mp: 222 °C (dec.) (lit.)
• 溶解性: H₂O: 0.5 M at 20 °C, clear, colorless
• 痕量阴离子: chloride (Cl^-): ≤100 mg/kg; sulfate (SO₄^2-): ≤100 mg/kg
• 痕量阳离子: Al: ≤5 mg/kg; As: ≤0.1 mg/kg; Ba: ≤5 mg/kg; Bi: ≤5 mg/kg; Ca: ≤10 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤5 mg/kg; K: ≤50 mg/kg; Li: ≤5 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Mo: ≤5 mg/kg; Na: ≤50 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Sr: ≤5 mg/kg; Zn: ≤5 mg/kg
• λ: 0.5 M in H₂O
• 紫外吸收: λ: 260 nm A_max: ≤0.2; λ: 280 nm A_max: ≤0.1
• application(s): peptide synthesis
• SMILES string: N[C@@H](CCCNC(N)=N)C(O)=O
• InChI: 1S/C6H14N4O2/c7-4(5(11)12)2-1-3-10-6(8)9/h4H,1-3,7H2,(H,11,12)(H4,8,9,10)/t4-/m0/s1
• InChI key: ODKSFYDXXFIFQN-BYPYZUCNSA-N
• Gene Information: human ... NOS1(4842) , NOS2(4843) ; rat ... Ppm1a(24666)

Description

生化/生理作用

一氧化氮合成酶的底物，可转化为瓜氨酸和一氧化氮 (NO)。通过与一氧化氮相关的机理诱导胰岛素释放。

其他说明

对植物原生质体表现出稳定作用；蛋白质在IEF的酸碱度漂移校正；各种微生物的生长要求。

Safety Information

• 储存分类代码: 11 - Combustible Solids
• WGK: WGK 1
• 闪点(F): Not applicable
• 闪点(C): Not applicable
• 个人防护装备: Eyeshields, Gloves, type N95 (US)