2,7-Dichlorofluoresceine, ACS reagent
Buy 2,7-Dichlorofluoresceine, ACS reagent (CAS 76-54-0) from Zemixal: C20H10Cl2O5, COA and SDS with every lot, worldwide shipping.
About 2,7-Dichlorofluoresceine, ACS reagent
2,7-Dichlorofluoresceine, ACS reagent sits in our enzymes, Proteins & Inhibitors section and ships worldwide from stock or short lead time. Key data (ACS): CAS 76-54-0, formula C20H10Cl2O5 and molar mass 401.2 g/mol. It is described as orange to red-brown powder.
Where it is used
- Enzymatic assays
- Enzyme inhibition studies
- Protein research
- Indicator for titrations
Storage and safety notes
Physical constants on file: melting point 280 °C. Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.
Order it in 1 g, 10 g and 1 kg packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Enzymatic assays
- Enzyme inhibition studies
- Protein research
- Indicator for titrations
Applications
Grade guides
Specifications and identifiers
| Product name | 2,7-Dichlorofluoresceine, ACS reagent |
|---|---|
| Catalogue number | ZX-002590 |
| CAS number | 76-54-0 |
| IUPAC name | 2',7'-dichloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one |
| Molecular formula | C20H10Cl2O5 |
| Molar mass | 401.2 g/mol |
| Exact mass | 399.9905 |
| Grade | ACS |
| Physical form | Powder |
| Appearance | Orange to red-brown powder |
| Melting point | 280 °C |
| XLogP3 | 4.7 |
| H-bond donors / acceptors | 2 / 5 |
| Topological polar surface area | 76 Ų |
| HS code | 32049000 |
| InChIKey | VFNKZQNIXUFLBC-UHFFFAOYSA-N |
| SMILES | C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)Cl)O)O)Cl |
| PubChem CID | 64944 |
| Synonyms | 2',7'-Dichlorofluorescein, 2',7'-dichloro-3',6'-dihydroxy-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one, Fluorescein 27, Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 2',7'-dichloro-3',6'-dihydroxy-, Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 2',7'-dichloro-3',6'-dihydroxy-, 2',7'-dichlorofluorescin, 2,7-Dichlorofluorescein, 2',7'-Dichloro-3',6'-dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one, Spiro[isobenzofuran-1(3H),9'-[9h]xanthen]-3-one,2',7'-dichloro-3',6'-dihydroxy-, 2',7'-Dichlorofluorescein [Fluorescent indicator], 2',7'-bis(chloranyl)-3',6'-bis(oxidanyl)spiro[2-benzofuran-3,9'-xanthene]-1-one, 11,16-dichloro-12,15-dihydroxyspiro[3-hydroisobenzofuran-3,9'-xanthene]-1-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 Warning
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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
| 1 g | Quoted on request | |
| 10 g | Quoted on request | |
| 1 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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