o-Cresolphthalein
Buy o-Cresolphthalein (CAS 596-27-0) from Zemixal. Request a quote with price, lead time and documents. Ships from India to 120+ countries.
About o-Cresolphthalein
o-Cresolphthalein sits in our stains, Fluorescent Dyes & Histology Reagents section and ships worldwide from stock or short lead time. Key data: CAS 596-27-0, formula C22H18O4 and molar mass 346.4 g/mol. It is described as light brown powder.
Common uses in the lab and plant
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Analytical determinations
Handling and storage
Reported physical data: melting point 219-223 °C. Handle with the usual laboratory precautions and consult the SDS supplied with each lot.
Order it in 5 g, 25 g, 100 g, 500 g and 5 kg packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. 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
- Analytical determinations
Applications
Specifications and identifiers
| Product name | o-Cresolphthalein |
|---|---|
| Catalogue number | ZX-000660 |
| CAS number | 596-27-0 |
| IUPAC name | 3,3-bis(4-hydroxy-3-methylphenyl)-2-benzofuran-1-one |
| Molecular formula | C22H18O4 |
| Molar mass | 346.4 g/mol |
| Exact mass | 346.1205 |
| Physical form | Powder |
| Appearance | Light brown powder |
| Melting point | 219-223 °C |
| XLogP3 | 4.5 |
| H-bond donors / acceptors | 2 / 4 |
| Topological polar surface area | 66.8 Ų |
| HS code | 29349900 |
| InChIKey | CPBJMKMKNCRKQB-UHFFFAOYSA-N |
| SMILES | CC1=C(C=CC(=C1)C2(C3=CC=CC=C3C(=O)O2)C4=CC(=C(C=C4)O)C)O |
| PubChem CID | 68995 |
| Synonyms | 3,3-Bis(4-hydroxy-3-methylphenyl)-1(3H)-isobenzofuranone, Cresolphthalein, 1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxy-3-methylphenyl)-, 3,3'-Dimethylphenolphthalein, 3,3-Bis(4-hydroxy-3-methylphenyl)isobenzofuran-1(3H)-one, 3',3''-Dimethylphenolphthalein, Phenolphthalein, 3',3''-dimethyl-, AO/854, o-Cresolphthalein (0.04% in ca. 95% Ethanol) [for pH Determination], 3,3-bis(4-hydroxy-3-methylphenyl)-3-hydroisobenzofuran-1-one, 3,3-bis(4-hydroxy-3-methyl-phenyl)isobenzofuran-1-one, o-Cresolphthalein, indicator grade |
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 | |
| 500 g | Quoted on request | |
| 5 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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