Molecular Formula | C14H7ClO2 |
Molar Mass | 242.66 |
Density | 1.2377 (rough estimate) |
Melting Point | 159-160 °C (lit.) |
Boling Point | 345.65°C (rough estimate) |
Flash Point | 179.7°C |
Solubility | Soluble in hot toluene. (almost transparency) |
Vapor Presure | 1.87E-07mmHg at 25°C |
Appearance | Crystallization |
Color | Light yellow to yellow |
BRN | 1912752 |
Storage Condition | Store below +30°C. |
Refractive Index | 1.5380 (estimate) |
MDL | MFCD00001189 |
Physical and Chemical Properties | Yellow needle-like crystals. |
Use | Used as a dye intermediate |
Hazard Symbols | Xi - Irritant |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection S24/25 - Avoid contact with skin and eyes. |
WGK Germany | 3 |
RTECS | CB6150000 |
TSCA | Yes |
HS Code | 29147090 |
Toxicity | LD50 orally in Rabbit: 15100 mg/kg |
yellow needle-like crystals. Sublimation. Melting point 162 °c. Soluble in acetic acid, nitrobenzene, hot benzene, pentanol, slightly soluble in hot ethanol, insoluble in water.
Anthraquinone is nitrated with a mixed acid prepared with sulfuric acid and nitric acid, and then sulfonated with sodium sulfite to produce sodium sulquinone-1-sulfonate. In the boiling state Dropwise into the hydrochloric acid solution of sodium chlorate for chlorination, filtration, drying to obtain the finished product.
used as an intermediate for anthraquinone vat dyes and other Anthraquinone dyes, such as reduced Brown BR dyes.
see anthraquinone. The iron drum is packed in plastic bags with a net weight of 50 ~ lOOkg per barrel. Should be stored in a dry, ventilated place, sunscreen, moisture. According to the general provisions of the storage and transportation of toxic chemicals.
NIST chemical information | information provided by: webbook.nist.gov (external link) |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
Use | use as a dye intermediate use as an intermediate for anthraquinone vat dyes and other Anthraquinone dyes, such as reduced Brown br dyes. |
production method | Anthraquinone is nitrated with a mixed acid prepared with sulfuric acid and nitric acid, and then sulfonated with sodium sulfite, production of sodium anthraquinone -1-sulfonate. In the boiling state Dropwise into the hydrochloric acid solution of sodium chlorate for chlorination, filtration, drying to obtain the finished product |
category | toxic substances |
toxicity grade | high toxicity |
Acute toxicity | intravenous-mouse LD50: 56 mg/kg |
stimulation data | eyes-rabbits 500 mg/24 h mild |
flammability hazard characteristics | toxic chloride fumes from thermal decomposition |
storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; It is stored separately from food raw materials |
extinguishing agent | water, carbon dioxide, foam, dry powder |
toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |