产品说明
分析说明
Identity (UV/VIS-Spectrum): passes test
Transition range: pH 4.7 - pH 6.3 yellow to purple
Absorption maximum λ 1 (buffer pH 4.7): 435 - 440 nm
Absorption maximum λ 2 (buffer pH 6.3): 574 - 577 nm
Spec. Absorptivity A 1%/1cm (λ1max; 0.01 g/l; buffer pH 4.7; calculated on anhydrous substance): ≥ 380
Spec. Absorptivity A 1%/1cm (λ2max; 0.01 g/l; Puffer pH 6.3; calculated on anhydrous substance): ≥ 760
Water (according to Karl Fischer): ≤ 5 %
基本信息
| 经验(实验)分子式 | C19H12Br2O5S |
| 分子量 | 512.17 |
| EC索引号 | 220-538-1 |
产品性质
| 质量水平 | 200 |
| 杂质 | ≤5% Water (Karl Fischer) |
| mp | 230 ℃ (decomposition) |
| 堆积密度 | 770 kg/m3 |
| 储存温度 | 2-30℃ |
| InChI | 1S/C19H12Br2O5S/c20-14-9-11(5-7-16(14)22)19(12-6-8-17(23)15(21)10-12)13-3-1-2-4-18(13)27(24,25)26-19/h1-10,22-23H |
| InChI key | OYCLSQDXZMROJK-UHFFFAOYSA-N |
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 |
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