您好，欢迎来到魔法化学网！
| CAS号 : | 76-54-0 |
精确质量 : | 399.99100 |
| 分子式 : | C20H10Cl2O5 |
logP : | 4.97260 |
| 分子量 : | 401.19600 |
PSA : | 75.99000 |
2′,7′-二氯荧光素 | |
2',7'-dichlorofluorescein | |
76-54-0 | |
C20H10Cl2O5 | |
401.19600 | |
75.99000 | |
4.97260 | |
399.99100 |
|
1.757
|
|
|
橙色-黄色固体
|
|
|
337.4ºC
|
|
|
634.4ºC at 760 mmHg
|
|
|
280 °C (dec.)(lit.)
|
|
|
0.79 g/mL at 20 °C
|
|
|
Stable. Incompatible with strong oxidizing agents.
|
GHS02, GHS07 | |
危险 | |
H225; H319; H336 | |
P210; P261; P305 + P351 + P338 | |
|
NT8050000
|
|
|
3
|
|
|
S26-S36
|
|
|
UN 1219 3/PG 2
|
|
|
3204200000
|
|
|
Xi
|
|
|
R36/37/38
|
|
2933990090
|
|
2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
由间苯二酚与苯酐单独或在ZnCl2或H2SO4存在下缩合制得。 | |
主要用于制造发光颜料及曙红;也用作吸附指示剂。医药上作防腐剂、轻泻药和抗癌药。 |
