L-色氨酸

• 产品号: 93659
• CAS号: 73-22-3
• 分子式: C11H12N2O2
• 分子量: 204.22518
• 纯 度: ≥99.5% (NT)

产品别名

• 标题: L-Tryptophan
• IUPAC标准名: (2S)-2-amino-3-(1H-indol-3-yl)propanoic acid
• IUPAC传统名: L-tryptophan
• 别名: (S)-2-Amino-3-(3-indolyl)propionic acid; L-α-Amino-3-indolepropionic acid; (S)-2-氨基-3-(3-吲哚基)丙酸; L-α-氨基-3-吲哚丙酸

产品登记号

• Beilstein号: 86197
• CAS号: 73-22-3
• EC号: 200-795-6
• MDL号: MFCD00064340
• PubChem SID: 24889916

产品性质

• abs.: absorption0.5M/326 nm, 0.5 M HCl cut-off
• 痕量阴离子: chloride (Cl-): ≤50 mg/kg
• 痕量阴离子: sulfate (SO42-): ≤50 mg/kg
• 痕量阳离子: Al: ≤5 mg/kg
• 痕量阳离子: As: ≤0.1 mg/kg
• 痕量阳离子: Ba: ≤5 mg/kg
• 痕量阳离子: Bi: ≤5 mg/kg
• 痕量阳离子: Ca: ≤10 mg/kg
• 痕量阳离子: Cd: ≤5 mg/kg
• 痕量阳离子: Co: ≤5 mg/kg
• 痕量阳离子: Cr: ≤5 mg/kg
• 痕量阳离子: Cu: ≤5 mg/kg
• 痕量阳离子: Fe: ≤5 mg/kg
• 痕量阳离子: K: ≤50 mg/kg
• 痕量阳离子: Li: ≤5 mg/kg
• 痕量阳离子: Mg: ≤5 mg/kg
• 痕量阳离子: Mn: ≤5 mg/kg
• 痕量阳离子: Mo: ≤5 mg/kg
• 痕量阳离子: Na: ≤50 mg/kg
• 痕量阳离子: Ni: ≤5 mg/kg
• 痕量阳离子: Pb: ≤5 mg/kg
• 痕量阳离子: Sr: ≤5 mg/kg
• 痕量阳离子: Zn: ≤5 mg/kg
• Empirical Formula (Hill Notation): C11H12N2O2
• 燃烧残渣: ≤0.1%
• 杂质: insoluble matter, passes filter test
• 干燥失重: ≤0.1% loss on drying, 20 °C (HV)
• 产品线: BioUltra
• 纯度: ≥99.5% (NT)
• 熔点: 280-285 °C (dec.)(lit.)
• 比旋光度: [α]20/D -31.5±1°, c = 1% in H2O
• 溶解度: 0.5 M HCl: soluble0.1 g/mL at 20 °C, clear, colorless to faintly yellow
• 个人保护装置: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• RTECS编号: YN6130000
• 德国WGK号: 1

产品详细信息

详细说明 (English)

Other Notes
Amino acid precursor of serotonin and melatonin
In tryptophan-substituted Sephadex® and Sepharose® for the improved chromatographic separation of cellulases1; As spacer in isotachophoresis of serum proteins2; Growth requirement of various microorganisms3.
Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. 93659.pdf Tested metabolites are featured on Scripps Center for Metabolomics METLIN Metabolite Database. To learn more, visit sigma.com/metlin.
Legal Information
Sephadex is a registered trademark of GE Healthcare
Sepharose is a registered trademark of GE Healthcare

详细说明 (简体中文)

Other Notes
血清素和褪黑激素的氨基酸前体
In tryptophan-substituted Sephadex® and Sepharose® for the improved chromatographic separation of cellulases1; As spacer in isotachophoresis of serum proteins2; Growth requirement of various microorganisms3.
Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. 93659.pdf Tested metabolites are featured on Scripps Center for Metabolomics METLIN Metabolite Database. To learn more, visit sigma.com/metlin.
法律信息
Sephadex is a registered trademark of GE Healthcare
Sepharose is a registered trademark of GE Healthcare