Fluorescent labeling reagent for proteins. Used in the fluorescent antibody technique for rapid identification of pathogens.

CAS：3326-32-7
中文别名：异硫氰酸荧光素(FITC-I);5-异硫氰酸荧光素;异硫氰酸荧光素(异构体I);异硫氰酸荧光黄;异硫;异硫氰酸荧光素;5-异氰硫基荧光素;
英文别名：Fluorescein Isothiocyanate (isomer I);5-FITC (isomer I);fluorescein isothiocyanate isomer 1;Fluorescein 5-isothiocyanate;Fluorescein isothiocyanate,isomer 1;5-Isothiocyanatofluorescein (isomer I);5-Fluorescein isothiocyanate;5-Isothionatofluorescein;FITC-I;Fluorescein 5-Isothiocyanate (isomer I);FITC,Fluorescein 5-isothiocyanate;5-FITC;FITC ISOMER;FITC;FITC isomer I;to;Fluorescein-5-isothiocyanate;Fluorescein isothiocyanate isomer I;Fluorescein Isothiosyanate;FITC Fluorescein 5-isothiocyanate;
分子式：C21H11NO5S
分子量：389.381
精确质量：389.036
Psa：120.44
Logp：4.4001

UNII：I223NX31W9

外观与性状：粉末
密度：1.54g/cm3
沸点：708.6ºC at 760 mmHg
熔点：>360°C(lit.)
闪点：382.4ºC
折射率：1.715
水溶解性：practically insoluble
稳定性：Stability Stable, but moisture-sensitive. Incompatible with strong oxidizing agents, strong bases, amines, acids.
储存条件：2-8ºC

安全说明：S22-S45-S36/37/39-S26-S36/37
WGK Germany：3
危险类别码：R22; R36/37/38; R42/43
危险品标志：Xn
信号词：Danger
危险性防范说明：P261; P280; P342 + P311
危险性描述：H317; H334
危险标志：GHS08