Fluorescein 5(6)-isothiocyanate, mixture of 2… 27072-45-3

Name: Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC)
Brand: Vaqora Chemicals
SKU: VQ-000587

About Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC)

Vaqora Chemicals supplies Fluorescein 5(6)-isothiocyanate, mixture of 2 components (Puriss grade), a biological stain registered under CAS number 27072-45-3 with a typical assay of 90%. Its molecular formula is C42H22N2O10S2 and its molecular weight is 778.8 g/mol. Common synonyms include FITC and Fluorescein isothiocyanate.

Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for histology and cytology staining, microscopy, clinical laboratories and protein and peptide research. Typical end-use sectors are academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Available in 100 mg, 1 g and 100 g packs, Fluorescein 5(6)-isothiocyanate, mixture of 2 components is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Protein & peptide research

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC)
Catalogue No.	VQ-000587
CAS Number	27072-45-3
IUPAC name	3',6'-dihydroxy-5-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one;3',6'-dihydroxy-6-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one
Molecular formula	C₄₂H₂₂N₂O₁₀S₂
Molecular weight	778.8 g/mol
Exact mass	778.0716
Grade	Puriss
Purity / assay	90%
HSN code	32129090
InChIKey	AEWCEHLYVLRLBF-UHFFFAOYSA-N
SMILES	C1=CC2=C(C=C1N=C=S)C3(C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O)OC2=O.C1=CC2=C(C=C1N=C=S)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O
PubChem CID	56973708

Physical properties
Physical form	Other
H-bond donors / acceptors	4 / 14
TPSA	241 Å²
Synonyms	FITC, Fluorescein isothiocyanate, 3',6'-Dihydroxy-5(or 6)-isothiocyanatospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, Isothiocyanatofluorescein, FAM isothiocyanate (FITC), 5- and 6-isomers, 5-6-FITC, Fluorescein isothiocyanate, 95%

Safety & hazard information (GHS)

Health hazard

Signal word: Danger

Hazard statements

H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements: P233, P260, P271, P284, P304 + P340, P342 + P316, P403, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC)?

The CAS Registry Number of Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC) is 27072-45-3. It is also known as FITC, Fluorescein isothiocyanate, 3',6'-Dihydroxy-5(or 6)-isothiocyanatospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one.

What is the molecular formula and molecular weight of Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC)?

Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC) has the molecular formula C42H22N2O10S2 and a molecular weight of 778.8 g/mol.

Which grade and pack sizes of Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC) can I order?

We supply Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC) in Puriss (90%) grade, in 100 mg, 1 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC)?

Yes. Every lot of Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC) is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC) be shipped internationally?

Yes. Fluorescein 5(6)-isothiocyanate, mixture of 2 components, ≥90% (HPLC) is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.