PINACYANOL CHLORIDE
Synonym(s):1,1′-Diethyl-2,2′-carbocyanine chloride;2,2′-Trimethinequinocyanine chloride;Quinaldine blue
- CAS NO.：2768-90-3
- Empirical Formula: C25H25ClN2
- Molecular Weight: 388.93
- MDL number: MFCD00011974
- EINECS: 220-457-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:23:36
What is PINACYANOL CHLORIDE?
Chemical properties
OLIVE-GREEN TO GREEN-BLACK POWDER
The Uses of PINACYANOL CHLORIDE
Histological stain (chromosomes).
What are the applications of Application
Pinacyanol chloride is a useful water-soluble dichroic dye
Purification Methods
Crystallise the dye from EtOH/diethyl ether. The iodide [605-91-4] crystallises from MeOH or EtOH with m 298-299o(dec) . [Beilstein 23 H 320, 23 I 89, II 282, III/IV 2064, 23/10 V 129.]
Properties of PINACYANOL CHLORIDE
| Melting point: | 270 °C (dec.)(lit.) |
| Boiling point: | 543.58°C (rough estimate) |
| Density | 1.0453 (rough estimate) |
| refractive index | 1.5940 (estimate) |
| storage temp. | 2-8°C |
| form | powder to crystal |
| color | Green to Dark green |
| Merck | 14,8048 |
| CAS DataBase Reference | 2768-90-3(CAS DataBase Reference) |
| EPA Substance Registry System | Quinolinium, 1-ethyl-2-[3-(1-ethyl-2(1H)-quinolinylidene)-1-propenyl]-, chloride (2768-90-3) |
Safety information for PINACYANOL CHLORIDE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for PINACYANOL CHLORIDE
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