Alizarin yellow G
Alizarin yellow G (CAS 2243-76-7) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 5 g.
About Alizarin yellow G
Alizarin yellow G sits in our stains, Fluorescent Dyes & Histology Reagents section and ships worldwide from stock or short lead time. For your records (Synthesis), the material is defined by CAS 2243-76-7, formula C13H9N3O5 and molar mass 287.23 g/mol. It is described as brown to very dark brown powder.
Common uses in the lab and plant
- Histology & cytology staining
- Microscopy
- Clinical laboratories
Handling and storage
Physical constants on file: melting point >300 °C. Classified under GHS with signal word Warning and hazard statements H302 and H319. Read the SDS before first use.
Order it in 5 g, 25 g, 100 g, 5 x 1 kg and 4 x 25 kg packs or ask for a bulk quotation. 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
Applications
Specifications and identifiers
| Product name | Alizarin yellow G |
|---|---|
| Catalogue number | ZX-000459 |
| CAS number | 2243-76-7 |
| IUPAC name | 2-hydroxy-5-[(4-nitrophenyl)diazenyl]benzoic acid |
| Molecular formula | C13H9N3O5 |
| Molar mass | 287.23 g/mol |
| Exact mass | 287.0542 |
| Grade | Synthesis |
| Purity / assay | 70% |
| Physical form | Powder |
| Appearance | Brown to very dark brown powder |
| Melting point | >300 °C |
| XLogP3 | 4.1 |
| H-bond donors / acceptors | 2 / 7 |
| Topological polar surface area | 128 Ų |
| HS code | 32041268 |
| InChIKey | YVJPMMYYRNHJAU-UHFFFAOYSA-N |
| SMILES | C1=CC(=CC=C1N=NC2=CC(=C(C=C2)O)C(=O)O)[N+](=O)[O-] |
| PubChem CID | 15588 |
| Synonyms | Mordant Orange 1, 5-(4-Nitrophenylazo)salicylic acid, Alizarin Yellow R, MO1, Alizarine Yellow R, 5-(p-Nitrophenylazo)salicylic acid, Alizarine Yellow RW, C.I. Mordant Orange 1, Benzoic acid, 2-hydroxy-5-[(4-nitrophenyl)azo]-, 2-Hydroxy-5-((4-nitrophenyl)diazenyl)benzoic acid, Chrome Orange R, Benzoic acid, 2-hydroxy-5-((4-nitrophenyl)azo)- |
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
- H319Causes serious eye irritation
Precautionary statements P305 + P351 + P338
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 | |
| 5 x 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.
Questions about Alizarin yellow G
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Other grades with CAS 2243-76-7
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