FITC (fluorescein-5-isothiocyanate, fluorescein isothiocyanate isomer I) ≥97.5% (by HPLC), Sigma-Aldrich®

About this item

Synonyms: 3',6'-Dihydroxy-5-isothiocyanato-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one, 5-FITC, Fluorescein Isothiocyanate, 5-isothiocyanatofluorescein, Fluorescein Isothiocyanate, Isomer I

CAS Number:3326-32-7

Formula:C₂₁H₁₁NO₅S

MDL Number:MFCD00005063

:389.381 g/mol

Melting Pt:>360 °C (lit.)

:M-Clarity™ quality level = MQ100

EINECS:222-042-0

:GHS08

Storage Temperature:Refrigerator

Specifications

Environmentally Preferable:

Specifications

Specification Test Results

Appearance (colour):
Yellow to very dark yellow and orange to very dark orange
Appearance (form):
Powder
Purity (hplc area %):
≥97.5%
Solubility (colour):
Yellow to very dark yellow and green-yellow to very dark green-yellow
Solubility (turbidity):
Clear
Solubility (method):
10 mg/ml acetone
Infrared spectrum:
Conforms to structure
Recommended retest period:
45 months