Pyrogallol red
Buy Pyrogallol red (CAS 32638-88-3) from Zemixal: C19H12O8S, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-038270.
About Pyrogallol red
Pyrogallol red is part of the Zemixal stains, Fluorescent Dyes & Histology Reagents range. Identity at a glance: CAS 32638-88-3, formula C19H12O8S and molar mass 400.4 g/mol.
Typical applications
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Indicator for titrations
Storage and safety notes
No GHS classification is recorded for this item, but handle it with normal laboratory care.
Order it in 1 g and 5 g packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Indicator for titrations
Applications
Specifications and identifiers
| Product name | Pyrogallol red |
|---|---|
| Catalogue number | ZX-038270 |
| CAS number | 32638-88-3 |
| IUPAC name | 1,1-dioxospiro[2,1lambda6-benzoxathiole-3,9'-xanthene]-3',4',5',6'-tetrol |
| Molecular formula | C19H12O8S |
| Molar mass | 400.4 g/mol |
| Exact mass | 400.0253 |
| XLogP3 | 2.1 |
| H-bond donors / acceptors | 4 / 8 |
| Topological polar surface area | 142 Ų |
| HS code | 29349900 |
| InChIKey | KUQNCHZOCSYKOR-UHFFFAOYSA-N |
| SMILES | C1=CC=C2C(=C1)C3(C4=C(C(=C(C=C4)O)O)OC5=C3C=CC(=C5O)O)OS2(=O)=O |
| PubChem CID | 94437 |
| Synonyms | Pyrogallolsulfonephthalein, Pyrogallol sulfonphthalein, Spiro(3H-2,1-benzoxathiole-3,9'-(9H)xanthene)-3',4',5',6'-tetrol, 1,1-dioxide, Spiro[3H-2,1-benzoxathiole-3,9'-[9H]xanthene]-3',4',5',6'-tetrol, 1,1-dioxide, 3',4',5',6'-Tetrahydroxyspiro[benzo[c][1,2]oxathiole-3,9'-xanthene] 1,1-dioxide, 3',4',5',6'-tetrahydroxyspiro[2,1-benzoxathiole-3,9'-xanthene]-1,1-dione, 3',4',5',6'-Tetrahydroxyspiro[benzo[c][1,2]oxathiole-3,9'-xanthene]1,1-dioxide, US8987474, PyrogallolRed, 12,13,14,15-tetrahydroxyspiro[benzo[c]1,2-oxathiolane-3,9'-xanthene]-1,1-dione, 3',4',5',6'-tetrahydroxyspiro[2,1lambda-benzoxathiole-3,9'-xanthene]-1,1-dione, 3',4',5',6'-tetrahydroxyspiro[2,1lambda6-benzoxathiole-3,9'-xanthene]-1,1-dione |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.
Pack sizes
| 1 g | Quoted on request | |
| 5 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 Pyrogallol red
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Other grades with CAS 32638-88-3
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- Formula
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- MW
- 323.8 g/mol
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