Name | Lissamine Green B |
Synonyms | C.I. 44090 12078green AcidgreenBS Wool Green S WOOL GREEN S ACID GREEN 50 Acid green 50 LISSAMINE GREEN B acidalwoolgreenbs C.I. Food Green 4 Lissamine Green B C.I. Acid Green 50 Brilliantsaeuregruen acidbrilliantgreenbs lissamine green B (C.I. 44090) C.I. Acid Green 50, monosodium salt C.I. Acid Green 50, monosodium salt (8CI) sodium 4-{[4-(dimethylamino)phenyl][4-(dimethyliminio)cyclohexa-2,5-dien-1-ylidene]methyl}-3-hydroxynaphthalene-2,7-disulfonate [4-[4-(dimethylamino)-alpha-(2-hydroxy-3,6-disulphonato-1-naphthyl)benzylidene]cyclohexa-2,5-dien-1-ylidene]dimethylammonium inner salt sodium salt |
CAS | 3087-16-9 |
EINECS | 221-409-2 |
InChI | InChI=1/C27H26N2O7S2.Na/c1-28(2)20-9-5-17(6-10-20)25(18-7-11-21(12-8-18)29(3)4)26-23-14-13-22(37(31,32)33)15-19(23)16-24(27(26)30)38(34,35)36;/h5-16H,1-4H3,(H2,31,32,33,34,35,36);/q;+1/p-1 |
Molecular Formula | C27H27N2NaO7S2 |
Molar Mass | 578.63 |
Density | 0.541[at 20℃] |
Melting Point | >300°C |
Water Solubility | 492.554g/L at 28℃ |
Solubility | DMSO (Slightly), Methanol (Slightly) |
Appearance | Powder |
Color | Dark brown or black |
Storage Condition | Refrigerator |
Stability | Incompatible with strong oxidizing agents. |
MDL | MFCD00012117 |
Hazard Symbols | Xn - Harmful |
Risk Codes | R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | 36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
WGK Germany | 3 |
RTECS | BQ1150000 |
HS Code | 32041200 |
color index | 44090 |
LogP | 0.595 at 25℃ |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
use | mainly used for dyeing and printing of wool and silk, and also used for coloring wood, paper, food, biology and leather |
category | toxic substances |
toxicity classification | poisoning |
acute toxicity | oral-rat LD50: 2000 mg/kg |
flammability hazard characteristics | flammability; heating decomposition releases toxic nitrogen oxides, sodium oxide and sulfur oxide smoke |
storage and transportation characteristics | warehouse ventilation and low temperature drying |
fire extinguishing agent | dry powder, foam, sand, carbon dioxide, mist water |