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Name	1-Chloro anthraquinone	EINECS	201-421-4
CAS No.	82-44-0	Density	1.418 g/cm³
PSA	34.14000	LogP	3.11540
Solubility	N/A	Melting Point	159-160 °C(lit.)
Formula	C₁₄H₇ClO₂	Boiling Point	425.7 °C at 760 mmHg
Molecular Weight	242.661	Flash Point	179.7 °C
Transport Information	N/A	Appearance	light yellow to yellow powder or chunks
Safety	26-37/39-24/25	Risk Codes	36/37/38
Molecular Structure		Hazard Symbols	Xi
Synonyms	Anthraquinone,1-chloro- (6CI,7CI,8CI);1-Chloro-9,10-anthracenedione;1-Chloro-9,10-anthraquinone;1-Chloroanthraquinone;NSC 30428;NSC 5138;a-Chloroanthraquinone;a-Monochloroanthraquinone;	Article Data	44

1-Chloro anthraquinone Chemical Properties

Molecular Formula:C14H7ClO2
Molar mass:242.65718 g/mol
Structure :

Synonyms of 1-Chloro anthraquinone(82-44-0):Chloroanthraquinone;Anthraquinone, 1-chloro-;1-Chloranthrachinon;alpha-Monochloroanthraquinone;9,10-Anthracenedione, 1-chloro-;1-Chloranthrachinon [Czech];1-Chloro-9,10-anthraquinone
Density:1.418 g/cm³
Flash Point:179.7 °C
Boiling Point:425.7 °C at 760 mmHg
Index of Refraction:1.665
Vapour Pressure:1.87E-07 mmHg at 25°C
Melting point:157-162°C
Solubility:slightly soluble in hot ethanol, insoluble in water,Soluble in acetic acid, nitrobenzene, hot benzene, amyl alcohol.
Appearance: Yellow needle-like crystals.

1-Chloro anthraquinone Uses

1-Chloro anthraquinone(82-44-0) can be used as a dye intermediate. such as dyes of Vat Brown BR.

1-Chloro anthraquinone Production

Sulfuric acid and nitric acid were mixed for nitration , and then to be sulfonated with sodium sulfite . In the boiling state ,instill sodium chlorate of hydrochloric acid solution for chlorination,then with filtration, drying.

1-Chloro anthraquinone Toxicity Data With Reference

1.		eye-rbt 500 mg/24H MLD		85JCAE Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague,Czechoslovakia, Avicenum.: 1986,565.
2.		ivn-mus LD50:56 mg/kg		CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#03287 .

Carcinogenicity:1-Chloro anthraquinone(82-44-0)- Not listed as a carcinogen by NTP, IARC,ACGIH, or CA Prop 65.
Other: See actual entry in RTECS for complete information.

1-Chloro anthraquinone Consensus Reports

Reported in EPA TSCA Inventory.

1-Chloro anthraquinone Safety Profile

Poison by intravenous route. An eye irritant. When heated to decomposition it emits very toxic fumes of Cl⁻ and NO_x.
Hazard Codes:Xi

Risk Statements:
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
Safety Statements:
24: Avoid contact with skin
25: Avoid contact with eyes
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
37: Wear suitable gloves
39: Wear eye/face protection

1-Chloro anthraquinone Specification

Stability and Reactivity of 1-Chloro anthraquinone(82-44-0):
Conditions to Avoid:incompatible materials.
Chemical Stability:Stable under normal temperatures and pressures.
Incompatibilities with Other Materials:strong oxidizing agents.
Hazardous Decomposition Products:Hydrogen chloride, carbon dioxide,Carbon monoxide, irritating and toxic fumes and gases.

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