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1-Naphtholbenzein
产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 4059745 | 5 G | 1350 |
产品别名
145-50-6
1-Naphtholbenzein
基本信息
| Empirical Formula【经验(实验)分子式】 | C27H18O2 |
| Molecular weight | 374.43 |
| EC Index Number【EC索引号】 | 205-656-3 |
| Analysis Note【分析说明】 | Identity (IR-spectrum): passes test Identity (UV/VIS-Spectrum): passes test Absorption maximum λmax.(perchloric acid (0,1 mol/l) in acetic acid): 622 - 626 nm Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l;perchloric acid (0,1 mol/l) in acetic acid;calculated on dried substance): 640 - 950 Transition range: pH 8,0 - pH 9,6; apricot - turquoiseblue Loss on Drying (105°C): ≤ 7 % Suitability as indicator (for non-aqueous titration): passes test |
产品性质
| agency | reag. Ph. Eur. |
| Quality Level【质量水平】 | 200 |
| loss【缺失】 | ≤7% loss on drying, 105℃ |
| mp | 243-245 ℃ |
| bulk density【堆积密度】 | 120‑300 kg/m3 |
| storage temp.【储存温度】 | 2-30℃ |
| InChI | 1S/C27H18O2/c28-25-16-14-23(19-10-4-6-12-21(19)25)27(18-8-2-1-3-9-18)24-15-17-26(29)22-13-7-5-11-20(22)24/h1-17,28H/b27-24+ |
| InChI key | VDDWRTZCUJCDJM-SOYKGTTHSA-N |
安全信息
| Storage Class Code【储存分类代码】 | 11 - Combustible Solids |
| WGK | WGK 3 |
