569-64-2
Product Name:
Pigment Green 18
Formula:
C23H25N2.Cl
Synonyms:
Fast Green;Light Green
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | C.i. basic green 4 appears as green crystals with metallic luster. Water solutions are blue-green. Used in dyeing silk, wool, biological staining, etc. |
|---|---|
| Color/Form | Green crystals with metallic luster |
| Solubility | Sol in alcohol, methanol, amyl alcohol |
| Vapor Pressure | 2.4X10-13 mm Hg at 25 °C /Estimated/ |
| LogP | log Kow = 0.62 |
| Decomposition | When heated to decomposition it emits very toxic fumes of /nitrogen oxide and hydrogen chloride/. |
| pH | 1% sol in water has a pH of 1.4 |
| Ionization Efficiency | Positive |
| Other Experimental Properties | Water soln are blue-green; yellow below pH 2; as acid-base indicator; ph: 0.0 yellow; 2.0 green; 11.6 blue-green; 14 colorless. |
| Chemical Classes | Dyes -> Di- and Triaryl Dyes |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07  Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H318:Serious eye damage/eye irritation H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P201:Obtain special instructions before use. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313:IF exposed or concerned: Get medical advice/attention. |
COMPUTED DESCRIPTORS
| Molecular Weight | 364.9 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 3 |
| Exact Mass | 364.1706265 g/mol |
| Monoisotopic Mass | 364.1706265 g/mol |
| Topological Polar Surface Area | 6.2 Ų |
| Heavy Atom Count | 26 |
| Formal Charge | 0 |
| Complexity | 516 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 2 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
C.i. basic green 4 appears as green crystals with metallic luster. Water solutions are blue-green. Used in dyeing silk, wool, biological staining, etc.