Thymol blue, GR
Order Thymol blue, GR (CAS 76-61-9) online at Zemixal: C27H30O5S, COA and SDS with every lot, worldwide shipping. Packs from 5 g.
About Thymol blue, GR
Researchers and plant chemists source Thymol blue, GR from Zemixal for routine and specialised work. Identity at a glance (AR): CAS 76-61-9, formula C27H30O5S and molar mass 466.6 g/mol. Typical appearance is dark green to dark brown powder.
Use cases we see most often
- Titration end-point detection
- pH determination
- Analytical testing
- Indicator for titrations
Safe handling
Hazard communication follows GHS (Warning: H302). Our SDS lists exposure controls and first-aid measures.
Available as 5 g, 25 g, 500 g, 5 kg and 25 kg. Larger or split packs can be arranged. 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
- Titration end-point detection
- pH determination
- Analytical testing
- Indicator for titrations
Applications
Grade guides
Specifications and identifiers
| Product name | Thymol blue, GR |
|---|---|
| Catalogue number | ZX-000414 |
| CAS number | 76-61-9 |
| IUPAC name | 4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenol |
| Molecular formula | C27H30O5S |
| Molar mass | 466.6 g/mol |
| Exact mass | 466.1814 |
| Grade | AR |
| Physical form | Powder |
| Appearance | Dark green to dark brown powder |
| XLogP3 | 6 |
| H-bond donors / acceptors | 2 / 5 |
| Topological polar surface area | 92.2 Ų |
| HS code | 29349900 |
| InChIKey | PRZSXZWFJHEZBJ-UHFFFAOYSA-N |
| SMILES | CC1=CC(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C=C4C)O)C(C)C)C(C)C)O |
| PubChem CID | 65565 |
| Synonyms | Thymolsulfonphthalein, Thymolsulfonephthalein, Thymolsulfophthalein, Thymosulfonphthalein, Thymolsulphonphthalein, Thymolsulfonephalein, Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)-, Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis(5-methyl-2-(1-methylethyl)-, S,S-dioxide, Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis(5-methyl-2-(1-methylethyl)-, Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)-, S,S-dioxide, Thymol Bleu, 3,3-Bis(4-hydroxy-5-isopropyl-2-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide |
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
- H302Harmful if swallowed
Precautionary statements P264, P270, P301 + P317, P330, 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
| 5 g | Quoted on request | |
| 25 g | Quoted on request | |
| 500 g | Quoted on request | |
| 5 kg | Quoted on request | |
| 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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Other grades with CAS 76-61-9
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