779539

L-シスチン

produced by Wacker Chemie AG, Burghausen, Germany, ≥98.5%

• 別名: (,R,R)-3,3'-ジチオビス(2-アミノプロピオン酸)
• 化学式: [-SCH₂CH(NH₂)CO₂H]₂
• CAS番号: 56-89-3
• 分子量: 240.30
• Beilstein: 1728094
• EC Number: 200-296-3
• MDL番号: MFCD00064228
• UNSPSCコード: 12352209
• PubChem Substance ID: 329768048
• NACRES: NA.22

特性

• グレード: produced by Wacker Chemie AG, Burghausen, Germany
• 品質水準: 200
• アッセイ: ≥98.5%
• フォーム: powder
• 光学活性: [α]/D -224 to -218°
• 反応適合性: reaction type: solution phase peptide synthesis
• 不純物: ≤0.02% ammonium; ≤0.2% ninhidrin positive substances (each); ≤10 ppm heavy metals
• 強熱残分: ≤0.1%
• 損失: ≤0.2% loss on drying
• mp: >240 °C (dec.) (lit.)
• 微量陰イオン: chloride (Cl^-): ≤200 ppm; sulfate (SO₄^2-): ≤300 ppm
• 微量陽イオン: As: ≤1 ppm; Fe: ≤10 ppm; Pb: ≤5 ppm
• 適合性: clear, colorless for appearance of solution
• SMILES記法: N[C@@H](CSSC[C@H](N)C(O)=O)C(O)=O
• InChI: 1S/C6H12N2O4S2/c7-3(5(9)10)1-13-14-2-4(8)6(11)12/h3-4H,1-2,7-8H2,(H,9,10)(H,11,12)/t3-,4-/m0/s1
• InChI Key: LEVWYRKDKASIDU-IMJSIDKUSA-N

詳細

詳細

L-Cystine is an amino acid mainly found in the keratin of hair.

This product is supplied from Wacker FERMOPURE^® material, but is sold for R&D use only, not for drug, household or other uses.

アプリケーション

L-Cystine can be used as a starting material for the synthesis of d-biotin, aromatic-bridged cystine cyclic peptides (cystinophanes), chiral imidazolidine disulfides and biodegradable PEGylated gadolinium-diethylenetriamine pentaacetic acid (Gd-DTPA) L-cystine copolymers.

法的情報

FERMOPURE is a registered trademark of Wacker Chemie AG

安全性情報

• 保管分類コード: 11 - Combustible Solids
• WGK: WGK 1
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable