Chromotrope 2R CAS: 4197-07-3 | MF: C16H10N2Na2O8S2 | MW: 468.37S10051, Part Number S10051, Buy Histological Stains & Dyes for Histology, Cytology, Microbiology, Hematology & Biology Lab from TriStains at Chemical World.
.Chromotrope 2R is a red to brown colored crystalline powder with the chemical formula C16H10N2O8S2Na2. Chromotrope 2R, is An organic sodium salt that is the disodium salt of 4,5-dihydroxy-3-(phenyldiazenyl)naphthalene-2,7-disulfonic acid. It is soluble in water (1mg/ml). Chromotrope 2R is also known as Acid Red 29, Cromatrope 2R. Chromotrope 2R is used as a biological stain in histology and microscopy. It can be employed to stain different types of tissues and cells for examination and research purposes.
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Application :
- Chromotrope 2R is used for the staining of microsporidia in body fluids and stool samples.
- It has high affinity for phospholipids and is used for the staining of mitochondrial and endoplasmic reticulum membrane in histological samples.
- It may be used as the plasma stain in trichrome techniques, most notably in Gomori's one-step method. It can replace xylidine ponceau in Masson's trichrome.
- It has been suggested as a replacement for eosin Y following nuclear staining with Celestine blue B. One of its most well-known uses is in solution with phenol in Lendrum's method for eosinophil granules.
Benefits :
- Employed as an indicator for complexometry. And used as a reliable pH indicator
- Gives accurate and reliable results
- Versatile and stable product
| Alternate Names | 2-(Phenylazo)chromotropic acid disodium salt; Acid Red 29 |
| Application | Chromotrope 2R is a stain used in modified Gomori Trichrome stain |
| CAS Number | 4197-07-3 |
| Molecular Weight | 468.37 |
| Molecular Formula: | C16H10N2Na2O8S2 |
Chromotrope 2R is a stain used in modified Gomori Trichrome stain.
| Appearance | Powder |
| Physical State | Solid |
| Solubility | Soluble in water (1 mg/ml). |
| Storage | Store at -20° C |
| Refractive Index | n20D ~1.73 (Predicted) |
SAFETY INFORMATION
| WGK Germany | 3 |
| RTECS | QJ6418000 |
| PubChem CID | 44135388 |
| MDL Number | MFCD00003955 |
| EC Number | 224-085-0 |
| SMILES | C1=CC=C(C=C1)NN=C2C(=CC3=CC(=CC(=C3C2=O)O)S(=O)(=O)[O-]) S(=O)(=O)[O-].[Na+].[Na+] |
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