Molekula Pararosaniline hydrochloride
Specification & product details.
Pararosaniline hydrochloride is a synthetic triarylmethane dye widely used in biological staining, pH indicators, and analytical chemistry for its vibrant red…
CAS number: 569-61-9
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Specifications
| Property | Value |
| Appearance | Dark green crystalline powder |
| Loss on Drying | <10% |
| Solubility | at 0.1% (1:1 IMS:DI water): Red solution |
| Specific absorption | (E1% in 1cm cell at λ max): min 2470 |
| Wavelength of maximum absorption (in 50:50 IMS:Water) | 545 - 548 nm (E1% in 1cm cell) |
Storage & handling
| Property | Value |
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
| Appearance | Colorless to red crystals |
| Melting Point | 268-270 °C (decomposes) |
| Solubility (other solvents) | Soluble in water (2-3 mg/ml), ethanol (2-25 mg/ml) ethylene glycol methyl ether (50-70 mg/ml) and methanol |
| log P (octanol/water) | -0.21 |
Identification
| Property | Value |
| SKU | 15345357 |
| CAS Number | 569-61-9 |
| IUPAC Name | 4-\[(4-aminophenyl)-(4-iminocyclohexa-2,5-dien-1-ylidene)methyl\]aniline;hydrochloride |
| EC Number | 209-321-2 |
| Molecular Formula | C19H18ClN3 |
| Molecular Weight | 323.82 |
| Exact Mass | 323.1189 |
| SMILES | C1=CC(=N)C=CC1=C(C2=CC=C(C=C2)N)C3=CC=C(C=C3)N.Cl |
| InChIKey | JUQPZRLQQYSMEQ-UHFFFAOYSA-N |
| InChI | InChI=1S/C19H17N3.ClH/c20-16-7-1-13(2-8-16)19(14-3-9-17(21)10-4-14)15-5-11-18(22)12-6-15;/h1-12,20H,21-22H2;1H |
| PubChem CID | 11292 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 3212.90.0050 |
| Tariff Code | 3212900000 |
Safety & GHS
Danger
- Serious Health HazardGHS08
Hazard statements
- H340May cause genetic defects
- H350May cause cancer
Precautionary statements
- P280Wear protective gloves/protective clothing/eye protection/face protection
- P284Wear respiratory protection
- P405Store locked up
- P501Dispose of contents/container to an approved waste disposal plant
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Alternative names
C.I. Basic Red 9 monohydrochloride; Calcozine magenta N; CI Basic Red 9; Fuchsine SP; Fuchsine SPC; p-Fuchsin; Parafuchsin; Parafuchsine; Parafuksin; Pararosaniline chloride
Product documentation
Product specification PDF. Batch-specific certificates of analysis and safety data sheets are available on request.
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