Fluorescein isothiocyanate isomer I, ≥97.5% purity (HPLC), powder
- CAS
- 3326-32-7
- Formula
- C21H11NO5S
- MW
- 389.4 g/mol
ZX-003333
Molecular Biology, Nucleotides & Purification Reagents
Fluorescein isothiocyanate,10%
BiochemistryAvailable on request
Buy Fluorescein isothiocyanate,10% (CAS 3326-32-7) from Zemixal: C21H11NO5S, COA and SDS with every lot, worldwide shipping.
CAS number3326-32-7
FormulaC21H11NO5S
Molar mass389.4 g/mol
Physical formPowder
HS code32049000
Purity10%
InChIKeyMHMNJMPURVTYEJ-UHFFFAOYSA-N
IUPAC name3',6'-dihydroxy-6-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one
About Fluorescein isothiocyanate,10%
Zemixal supplies Fluorescein isothiocyanate,10% within its life Science & Biochemicals portfolio. Key data (Biochemistry): CAS 3326-32-7, formula C21H11NO5S and molar mass 389.4 g/mol. It is described as powder.
Use cases we see most often
- Electrophoresis
- DNA/RNA workflows
- Protein analysis
- Chromatography
Safe handling
Physical constants on file: melting point >360 °C. Classified under GHS with signal word Danger and hazard statements H317 and H334. Read the SDS before first use.
Order it in 25 mg, 100 mg, 250 mg and 1 g packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Typical uses
- Electrophoresis
- DNA/RNA workflows
- Protein analysis
- Chromatography
Applications
Specifications and identifiers
| Product name | Fluorescein isothiocyanate,10% |
|---|---|
| Catalogue number | ZX-003334 |
| CAS number | 3326-32-7 |
| IUPAC name | 3',6'-dihydroxy-6-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one |
| Molecular formula | C21H11NO5S |
| Molar mass | 389.4 g/mol |
| Exact mass | 389.0358 |
| Grade | Biochemistry |
| Purity / assay | 10% |
| Physical form | Powder |
| Appearance | Powder |
| Melting point | >360 °C |
| XLogP3 | 4.8 |
| H-bond donors / acceptors | 2 / 7 |
| Topological polar surface area | 120 Ų |
| HS code | 32049000 |
| InChIKey | MHMNJMPURVTYEJ-UHFFFAOYSA-N |
| SMILES | C1=CC2=C(C=C1N=C=S)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O |
| PubChem CID | 18730 |
| Synonyms | FITC, Fluorescein 5-isothiocyanate, 5-FITC, 5-isothiocyanatofluorescein, Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-5-isothiocyanato-, Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 3',6'-dihydroxy-5-isothiocyanato-, 5 Isothiocyanatofluorescein, Fluorescein 5 isothiocyanate, Fluorescein 5 isothiocyanate Hydrochloride, Hydrochloride, Fluorescein-5-isothiocyanate, Fluorescein isothiocyanate isomer I, 3',6'-dihydroxy-5-isothiocyanato-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H317May cause an allergic skin reaction
- H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
Precautionary statements P233, P260, P261, P271, P272, P280, P284, P302 + P352, P304 + P340, P321, P333 + P317, P342 + P316, P362 + P364, P403, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 25 mg | Quoted on request | |
| 100 mg | Quoted on request | |
| 250 mg | Quoted on request | |
| 1 g | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Fluorescein isothiocyanate,10%
Which CAS number identifies Fluorescein isothiocyanate,10%?
Fluorescein isothiocyanate,10% is registered under CAS 3326-32-7. You may also see it listed as FITC, Fluorescein 5-isothiocyanate, 5-FITC. Our catalogue number for this item is ZX-003334.
What are the formula and molar mass of Fluorescein isothiocyanate,10%?
For Fluorescein isothiocyanate,10%, its formula is C21H11NO5S and its molar mass is 389.4 g/mol. The systematic (IUPAC) name is 3',6'-dihydroxy-6-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one. InChIKey MHMNJMPURVTYEJ-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Fluorescein isothiocyanate,10%?
This listing is Biochemistry grade with 10% purity. Standard packs are 25 mg, 100 mg, 250 mg, 1 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Fluorescein isothiocyanate,10%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Fluorescein isothiocyanate,10% to my country?
Yes. Because Fluorescein isothiocyanate,10% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
Other grades with CAS 3326-32-7
Related products
More in Molecular Biology, Nucleotides & Purification ReagentsFluorescein isothiocyanate isomer I, ≥97.5% purity (HPLC), powder
- CAS
- 3326-32-7
- Formula
- C21H11NO5S
- MW
- 389.4 g/mol
ZX-003333
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