Home » Speciality Dyes and Biological Stains » Pararosaniline Hydrochloride
PRODUCT SPECIFICATIONS | |
---|---|
PRODUCT NAME | Pararosaniline Hydrochloride |
IUPAC Name | 4-[(4-aminophenyl)-(4-iminocyclohexa-2,5-dien-1-ylidene)methyl]aniline;hydrochloride |
SYNONYMS | Basic Red 9, Pararosaniline chloride, Parafuchsine; Parafuksin; C.I. 42500 |
CAS No | 569-61-9 |
Molecular Formula | C19H17N3.ClH |
Molecular Weight | 323.8 g/mol |
PubChem CID | 11292 |
SR. No | Criteria | Limit/Specification |
---|---|---|
1 | Appearance | Green to Very Dark Green Powder |
2 | Infrared spectrum | Conforms to Structure |
3 | Solubility (Turbidity) 1mg/ml; Ethanol | Clear to Opaque |
4 | Solubility (Colour) 1mg/ml; Ethanol | Red to Purple |
5 | Wavelength (c = 0.003g/L; 50% Ethanol) Extinction Coefficient |
543 - 549 nm ≥ 80000 |
6 | Wavelength Extinction Coefficient |
286 - 292 nm ≥ 17000 |
7 | Purity (HPLC) | ≥ 85 % ≥ 80000 |
8 | Elemental Analysis Carbon Nitrogen |
59.9 - 81.0 % 11.0 - 14.9 % |