205486

Xylenol Blue

indicator grade, Dye content 90 %

• 别名: p-Xylenol Blue, p-Xylenolsulfonephthalein
• 经验公式（希尔记法）: C₂₃H₂₂O₅S
• CAS号: 125-31-5
• 分子量: 410.48
• Beilstein: 363132
• EC 号: 204-736-5
• MDL编号: MFCD00005870
• UNSPSC代码: 12171500
• PubChem化学物质编号: 24852335
• NACRES: NA.47

属性

• 等级: indicator grade
• 质量水平: 200
• 表单: powder
• 组成: Dye content, 90%
• 技术: titration: suitable
• 有效pH范围: 1.2-2.8, red to yellow(acid); 8.0-9.8, yellow to violet(alkaline)
• mp: 212 °C (dec.) (lit.)
• λmax: 424 nm
• 应用: diagnostic assay manufacturing; hematology; histology
• 储存温度: room temp
• SMILES字符串: Cc1cc(c(C)cc1O)C2(OS(=O)(=O)c3ccccc23)c4cc(C)c(O)cc4C
• InChI: 1S/C23H22O5S/c1-13-11-20(24)15(3)9-18(13)23(19-10-16(4)21(25)12-14(19)2)17-7-5-6-8-22(17)29(26,27)28-23/h5-12,24-25H,1-4H3
• InChI key: MGUKYHHAGPFJMC-UHFFFAOYSA-N

说明

一般描述

Xylenol Blue is a dark brown powder and it belongs to the class of sulfonephthalein dyes. Xylenol Blue changes color from red (pH 1.2) to yellow (2.8) and yellow (8.0) to blue (9.6). It is widely used in food storage, drugs, determining bacterial growth, microbial assays and determining lipase.[1]

安全信息

• 储存分类代码: 11 - Combustible Solids
• WGK: WGK 3
• 闪点(°F): Not applicable
• 闪点(°C): Not applicable
• 个人防护装备: dust mask type N95 (US), Eyeshields, Gloves