Bromopyrogallol red, GR
Buy Bromopyrogallol red, GR (CAS 16574-43-9) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Ships from India to 120+ countries.
About Bromopyrogallol red, GR
Bromopyrogallol red, GR is part of the Zemixal indicators, Chelating Agents & Test Papers range. Key data (AR): CAS 16574-43-9, formula C19H10Br2O8S and molar mass 558.2 g/mol. Expect dark brown powder.
Common uses in the lab and plant
- Titration end-point detection
- pH determination
- Analytical testing
Safe handling
Physical constants on file: melting point 300 °C. Handle with the usual laboratory precautions and consult the SDS supplied with each lot.
Order it in 1 g, 5 g, 100 g and 5 x 1 kg packs or ask for a bulk quotation. Each lot travels with 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
- Titration end-point detection
- pH determination
- Analytical testing
Applications
Grade guides
Specifications and identifiers
| Product name | Bromopyrogallol red, GR |
|---|---|
| Catalogue number | ZX-000325 |
| CAS number | 16574-43-9 |
| IUPAC name | 2',7'-dibromo-1,1-dioxospiro[2,1lambda6-benzoxathiole-3,9'-xanthene]-3',4',5',6'-tetrol |
| Molecular formula | C19H10Br2O8S |
| Molar mass | 558.2 g/mol |
| Exact mass | 557.8443 |
| Grade | AR |
| Physical form | Powder |
| Appearance | Dark brown powder |
| Melting point | 300 °C |
| XLogP3 | 3.5 |
| H-bond donors / acceptors | 4 / 8 |
| Topological polar surface area | 142 Ų |
| HS code | 29322090 |
| InChIKey | QFXYYBXMARTXHI-UHFFFAOYSA-N |
| SMILES | C1=CC=C2C(=C1)C3(C4=CC(=C(C(=C4OC5=C(C(=C(C=C53)Br)O)O)O)O)Br)OS2(=O)=O |
| PubChem CID | 85495 |
| Synonyms | 5',5''-Dibromopyrogallolsulfonephthalein, Pyrogallol bromine red, Dibromopyrogallolsulfonphthaleine, Brompyrogallol Red, US8987474, Bromopyrogallol, 5 ,5 -Dibromopyro- gallolsulfonephthalein, Bromopyrogallol Red, indicator grade, Dye content 70 %, 2',7'-dibromo-1,1-dioxospiro[2,1$l^{6-benzoxathiole-3,9'-xanthene]-3',4',5',6'-tetrol, Spiro[3H-2,9'-[9H]xanthene]-3',4',5',6'-tetrol, 2',7'-dibromo-, 1,1-dioxide, Spiro[3H-2,9'-xanthene]-3',4',5',6'-tetrol, 2',7'-dibromo-, 1,1-dioxide, 2',7'-dibromo-1,1-dioxo-spiro[2,1lambda6-benzoxathiole-3,9'-xanthene]-3',4',5',6'-tetrol |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
- H411Toxic to aquatic life with long lasting effects
Precautionary statements P273, P391, 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 | |
| 5 g | Quoted on request | |
| 100 g | Quoted on request | |
| 5 x 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.
Questions about Bromopyrogallol red, GR
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Other grades with CAS 16574-43-9
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- Formula
- C17H33N5O13P2
- MW
- 577.4 g/mol
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