Azur I
Buy Azur I (CAS 531-53-3) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-000486. Ships from India to 120+ countries.
About Azur I
Researchers and plant chemists source Azur I from Zemixal for routine and specialised work. Key data (Microscopy): CAS 531-53-3, formula C14H14ClN3S and molar mass 291.8 g/mol. It is handled as a solid.
Common uses in the lab and plant
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Biological staining
Safe handling
Physical constants on file: melting point 290 °C (dec.). Classified under GHS with signal word Warning and hazard statements H319. Read the SDS before first use.
Available as 5 g, 25 g, 1 kg and 25 kg. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Biological staining
Applications
Specifications and identifiers
| Product name | Azur I |
|---|---|
| Catalogue number | ZX-000486 |
| CAS number | 531-53-3 |
| IUPAC name | (7-aminophenothiazin-3-ylidene)-dimethylazanium chloride |
| Molecular formula | C14H14ClN3S |
| Molar mass | 291.8 g/mol |
| Exact mass | 291.0597 |
| Grade | Microscopy |
| Physical form | Solid |
| Melting point | 290 °C (dec.) |
| H-bond donors / acceptors | 1 / 4 |
| Topological polar surface area | 66.7 Ų |
| HS code | 32049000 |
| InChIKey | NALREUIWICQLPS-UHFFFAOYSA-N |
| SMILES | C[N+](=C1C=CC2=NC3=C(C=C(C=C3)N)SC2=C1)C.[Cl-] |
| PubChem CID | 13735 |
| Synonyms | Giemsa stain, Giemsa's stain, Stain, Giemsa, Dimethylthionine, Azure A chloride, 3-Amino-7-(dimethylamino)phenothiazin-5-ium chloride, Azur A, N,N-Dimethylthionine, Phenothiazin-5-ium, 3-amino-7-(dimethylamino)-, chloride, 3-Amino-7-dimethylaminophenothiazin-5-ium chloride, asym-Dimethyl-3,7-diaminophenazathionium chloride, 3-Amino-7-dimethylaminophenazathionium chloride |
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
- H319Causes serious eye irritation
Precautionary statements P264 + P265, P280, P305 + P351 + P338, P337 + P317
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 | |
| 1 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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