Fluorescein-4-isothiocyanate (FITC-II)

Identify Properties Safty Prices Suppliers 1 Links ☰

Identify Properties Safty Prices Suppliers 1 Links

CAS 3326-31-6

Formula C21H11NO5S

MDL MFCD00041838

Catalog #	Product (Catalog #)	Unit	Price (US$)	Quantity
934482276366	Fluorescein-4-isothiocyanate (FITC-II) (934482276366)		on request	+ -

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Identify

Synonyms:

fluorescein 6-isothiocyanate isomer i ; fluorescein-6-isothiocyanate ; fluorescein-4-isothiocyanate (fitc-ii) ; 3',6'-dihydroxy-6-isothiocyanatospiro[isobenzofuran-1(3h),9'-[9h]xanthen]-3-one

CAS:

3326-31-6

EINECS:

Molecular Formula:

C21H11NO5S

MDL:

MFCD00041838

SMILES:

C1=CC(=C(C=C1N=C=S)C2=C3C=CC(=O)C=C3OC4=C2C=CC(=C4)O)C(=O)O

Properties

Molecular Weight:

389.38 g·mol−1

Density:

~1.46 g/cm³ (Predicted)

Safety Information

Hazard Symbols: Xn

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

20/21/22-36/37/38-42/43 (R)

Safety Codes:

26-36 (S)

Storage temperature:

2-8 °C

Prices

For Fluorescein-4-isothiocyanate (FITC-II) we can currently show 2 prices in the last 7 years as an extract from the researched prices. This small overview is intended to serve as a guide and trend.
Prices are in USD and range in year 2019 from USD 694.00 for 250 mg to USD 313.00 per 100 mg in 2025 .