Phenol red sodium salt, indicator
Phenol red sodium salt, indicator (CAS 34487-61-1) supplier Zemixal. Request a quote with price, lead time and documents.
About Phenol red sodium salt, indicator
Researchers and plant chemists source Phenol red sodium salt, indicator from Zemixal for routine and specialised work. Identity at a glance: CAS 34487-61-1, formula C19H13NaO5S and molar mass 376.4 g/mol. It is described as dark red powder.
Common uses in the lab and plant
- Histology & cytology staining
- Microscopy
- Clinical laboratories
Storage and safety notes
Physical constants on file: melting point 285 °C (dec.). Solubility: h2O: soluble1 mg/mL. No GHS classification is recorded for this item, but handle it with normal laboratory care.
Order it in 5 g, 25 g, 100 g, 1 kg and 4 x 25 kg 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
- Histology & cytology staining
- Microscopy
- Clinical laboratories
Applications
Specifications and identifiers
| Product name | Phenol red sodium salt, indicator |
|---|---|
| Catalogue number | ZX-000681 |
| CAS number | 34487-61-1 |
| IUPAC name | sodium 2-[(4-hydroxyphenyl)-(4-oxocyclohexa-2,5-dien-1-ylidene)methyl]benzenesulfonate |
| Molecular formula | C19H13NaO5S |
| Molar mass | 376.4 g/mol |
| Exact mass | 376.0381 |
| Physical form | Powder |
| Appearance | Dark red powder |
| Melting point | 285 °C (dec.) |
| Solubility | H2O: soluble1 mg/mL |
| H-bond donors / acceptors | 1 / 5 |
| Topological polar surface area | 103 Ų |
| HS code | 32049000 |
| InChIKey | RBFZWTMVVUVHLM-UHFFFAOYSA-M |
| SMILES | C1=CC=C(C(=C1)C(=C2C=CC(=O)C=C2)C3=CC=C(C=C3)O)S(=O)(=O)[O-].[Na+] |
| PubChem CID | 4013450 |
| Synonyms | Phenolsulfonephthalein sodium salt, Phenolsulfonephthalein sodium, phenol red sodium, Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis-, S,S-dioxide, monosodium salt, Phenol Red (sodium salt), Sodium Phenol Red, sodium,4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]phenolate |
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
| 5 g | Quoted on request | |
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 4 x 25 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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