243005

L-Cysteine, Free Base

Naturally-occurring non-essential amino acid.

• 别名: L-Cysteine, Free Base, Cys
• 经验公式（希尔记法）: C₃H₇NO₂S
• CAS号: 52-90-4
• 分子量: 121.16
• MDL號碼: MFCD00064306
• 分類程式碼代碼: 12352209
• NACRES: NA.54

属性

• 品質等級: 100
• 化驗: ≥98% (perchloric acid titration)
• 形狀: solid
• 光學活性: [α]20/D +8 to +9°, c = 5 in 1 M HCl
• 製造商／商標名: Calbiochem^®
• 儲存條件: OK to freeze
• 雜質: ≤100 CFU/g Total microorganisms; ≤24 EU/g Endotoxin
• 顏色: white
• 溶解度: water: 10 mg/mL; 1 M HCl: 50 mg/mL
• 正離子痕跡: Fe: ≤10 ppm; heavy metals (as Pb): ≤0.001%
• 運輸包裝: ambient
• 儲存溫度: 15-25°C
• InChI: 1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)
• InChI 密鑰: XUJNEKJLAYXESH-UHFFFAOYSA-N

说明

一般說明

Naturally occurring non-essential amino acid.

Naturally-occurring non-essential amino acid.

包裝

Packaged under inert gas

警告

Toxicity: Harmful (C)

重構

Aqueous stock solutions are stable for up to 24 h at -20°C. Acidic stock solutions, when aliquoted and stored at -20°C, are stable for up to 1 month.

法律資訊

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

安全信息

• 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