Cresol red, indicator GR
Buy Cresol red, indicator GR (CAS 1733-12-6) from Zemixal: C21H18O5S, COA and SDS with every lot, worldwide shipping. Exported from India with full paperwork.
About Cresol red, indicator GR
Researchers and plant chemists source Cresol red, indicator GR from Zemixal for routine and specialised work. Identity at a glance (AR): CAS 1733-12-6, formula C21H18O5S and molar mass 382.4 g/mol. Expect solid.
Typical applications
- Titration end-point detection
- pH determination
- Analytical testing
Storage and safety notes
Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.
Order it in 5 g, 25 g, 100 g, 500 g and 1 kg packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Titration end-point detection
- pH determination
- Analytical testing
Applications
Grade guides
Specifications and identifiers
| Product name | Cresol red, indicator GR |
|---|---|
| Catalogue number | ZX-000333 |
| CAS number | 1733-12-6 |
| IUPAC name | 4-[3-(4-hydroxy-3-methylphenyl)-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]-2-methylphenol |
| Molecular formula | C21H18O5S |
| Molar mass | 382.4 g/mol |
| Exact mass | 382.0875 |
| Grade | AR |
| Physical form | Solid |
| Appearance | Solid |
| XLogP3 | 3.7 |
| H-bond donors / acceptors | 2 / 5 |
| Topological polar surface area | 92.2 Ų |
| HS code | 29349900 |
| InChIKey | OBRMNDMBJQTZHV-UHFFFAOYSA-N |
| SMILES | CC1=C(C=CC(=C1)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C=C4)O)C)O |
| PubChem CID | 73013 |
| Synonyms | o-Cresolsulfonphthalein, o-Cresol Red, Cresolsulfophthalein, o-Cresolsulfonephthalein, Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2-methyl-, 3',3''-Dimethylphenolsulfonephthalein, Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis(2-methyl-, 3,3-bis(4-hydroxy-3-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide, Cresol red indicator, 4,4'-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2-methylphenol], o-Cresol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)di-, S,S-dioxide, Cresol red, indicator grade, Dye content 95 % |
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
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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 | |
| 100 g | Quoted on request | |
| 500 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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