o-Tolidine, 98%
o-Tolidine, 98% (CAS 119-93-7) supplier Zemixal. Request a quote with price, lead time and documents. Exported from India with full paperwork.
About o-Tolidine, 98%
o-Tolidine, 98% sits in our stains, Fluorescent Dyes & Histology Reagents section and ships worldwide from stock or short lead time. Identity at a glance (Synthesis): CAS 119-93-7, formula C14H16N2 and molar mass 212.29 g/mol. It is described as grey powder.
Typical applications
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Analytical determinations
Safe handling
Literature values: melting point 128-131 °C. It carries the GHS signal word Danger (H302, H350 and H411), so wear gloves and eye protection and work with good ventilation. For transport it ships as UN UN 3077.
Standard pack sizes are 100 g, 500 g, 5 kg and 25 kg, and custom quantities are quoted on request. Each lot travels with 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
- Analytical determinations
Applications
Specifications and identifiers
| Product name | o-Tolidine, 98% |
|---|---|
| Catalogue number | ZX-000664 |
| CAS number | 119-93-7 |
| IUPAC name | 4-(4-amino-3-methylphenyl)-2-methylaniline |
| Molecular formula | C14H16N2 |
| Molar mass | 212.29 g/mol |
| Exact mass | 212.1313 |
| Grade | Synthesis |
| Purity / assay | 98% |
| Physical form | Powder |
| Appearance | Grey powder |
| Melting point | 128-131 °C |
| XLogP3 | 2.3 |
| H-bond donors / acceptors | 2 / 2 |
| Topological polar surface area | 52 Ų |
| HS code | 29214330 |
| UN number | UN 3077 |
| InChIKey | NUIURNJTPRWVAP-UHFFFAOYSA-N |
| SMILES | CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N)C)N |
| PubChem CID | 8413 |
| Synonyms | 3,3'-Dimethylbenzidine, 4,4'-Bianisidine, Orthotolidine, Diaminoditolyl, 2-Tolidine, Bianisidine, Diaminotolyl, 4,4'-Bi-o-toluidine, 3,3'-Tolidine, Fast Dark Blue Base R, 3,3'-Dimethyl-4,4'-biphenyldiamine, 3,3'-Dimethyl-4,4'-diaminobiphenyl |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H302Harmful if swallowed
- H350May cause cancer
- H411Toxic to aquatic life with long lasting effects
Precautionary statements P203, P264, P270, P273, P280, P301 + P317, P318, P330, P391, 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
| 100 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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