Fluorescein isothiocyanate

Fluorescein isothiocyanate CAS 27072-45-3 | High-Purity Supplier & Bulk Manufacturer

In StockBulk AvailableCustom Synthesis
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Product NameFluorescein isothiocyanate
Synonyms5-Fluoresceinisothiocyanate, 5-isothiocyanatofluorescein, fluorescein 5-isothiocyanate, Fluorescein 5(6)-isothiocyanate, Fluorescein 5-isothiocyanate,with isomers
CAS Number27072-45-3
Catalog No.FT-0626453
Molecular FormulaC21H11NO5S
Molecular Weight389.4000
IUPAC Name3',6'-dihydroxy-6-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one
InChI KeyMHMNJMPURVTYEJ-UHFFFAOYSA-N
CategoryChemical Reagents
Supply Scalegram – kilogram – bulk
DocumentationCOA, SDS, HPLC, NMR, MS (on request)
Custom SynthesisAvailable
ShippingWorldwide
chemical structure of 27072-45-3 FT-0626453

Request Fluorescein isothiocyanate (CAS 27072-45-3)

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  • High-purity grades, COA & SDS included
  • Gram to kilogram & bulk quantities
  • Custom synthesis & scale-up
  • Worldwide compliant shipping

Fluorescein isothiocyanate Overview

Fluorescein isothiocyanate (CAS 27072-45-3) is a high-purity fine chemical and pharmaceutical intermediate supplied by Finetech Industry Limited for scientific research and product development. It has the molecular formula C21H11NO5S and a molecular weight of 389.4000. It is offered as a well-defined building block and reference compound for laboratory research and analytical applications.

Finetech Industry Limited manufactures and supplies Fluorescein isothiocyanate in high-purity grades, supporting pharmaceutical companies, contract research organizations, academic laboratories and industrial customers. Supply capacities range from gram quantities to kilogram and bulk production, with custom synthesis available for non-catalog analogs and scale-up. The exact purity and specification are stated on the Certificate of Analysis for each batch.

Applications of Fluorescein isothiocyanate

Laboratory research

Used as a well-characterized laboratory reagent in research studies and product development, where batch-to-batch consistency matters.

Analytical reference

Suitable as an analytical reference material for method development, calibration and quality control.

Building block

Serves as a building block and intermediate in synthetic and analytical work, with custom quantities available on request.

Supplied as a general research reagent and intermediate for scientific research, analytical, industrial and commercial product-development applications, according to the product grade and the customer's intended use. Please confirm the applicable specification and intended-use requirements when requesting a quote.

Bulk Supply & Packaging

Finetech Industry Limited supplies Fluorescein isothiocyanate for research and larger-scale requirements with flexible packaging and scalable manufacturing.

1 g5 g25 g100 g1 kgBulk / custom

Each shipment includes a COA, SDS, batch traceability and secure protective packaging. Customized packaging and labeling are available on request.

Supply Capabilities

Scale

  • Gram scale
  • Kilogram scale
  • Multi-kg / bulk
  • Custom / MT on request

Documentation

  • COA
  • SDS
  • HPLC / GC
  • NMR / MS

Manufacturing

  • Custom synthesis
  • Process development
  • Scale-up
  • Pilot production

Shipping

  • North America
  • Europe
  • Asia / Middle East
  • Oceania

Fluorescein isothiocyanate FAQ

What is the CAS number of Fluorescein isothiocyanate?

The CAS number of Fluorescein isothiocyanate is 27072-45-3. Its molecular formula is C21H11NO5S and molecular weight is 389.4000.

What purity of Fluorescein isothiocyanate does Finetech Industry Limited supply?

Finetech Industry Limited supplies Fluorescein isothiocyanate in high-purity grades. The exact purity is stated on the Certificate of Analysis for each batch and can be confirmed before ordering.

Can Finetech Industry Limited supply Fluorescein isothiocyanate in bulk?

Yes. Finetech Industry Limited supplies Fluorescein isothiocyanate from gram quantities to kilogram and bulk scale, and offers custom synthesis and scale-up.

Do you provide COA and SDS for Fluorescein isothiocyanate?

Yes. Every shipment includes a COA and SDS, with HPLC, NMR and MS data available on request.

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