1,8-Dihydroxyanthraquinone

Description

1,8-Dihydroxyanthraquinone · CAS 117-10-2 · C14H8O4. UNII Z4XE6IBF3V. Melting Point: 379 °F (NTP, 1992); Melting Point: 193; Melting Point: 193 °C.

Identification

Computed Descriptors

Physical & Chemical Properties

Physical description & handling notes

• Danthron is an orange crystalline powder. Almost odorless and tasteless. (NTP, 1992)
• Solid
• Red or red-yellow needles or leaves (from alcohol)
• Orange needles from alcohol
• Orange powder or reddish-brown needles
• Sublimes (NTP, 1992)

GHS Hazard Classification

Documented Uses

• Important intermediate in the manufacture of alizarin and indanthrene dyestuffs; forms insoluble calcium, barium, and lead lakes. Antioxidant in synthetic lubricants; fungicide.
• It is currently used as an antioxidant in synthetic lubricants, in the synthesis of experimental antitumor agents, and as a fungicide for control of powdery mildew ... It is also used, to a lesser extent, as an intermediate in the manufacture of dyes and forms lakes with calcium, barium, and lead.
• Therapeutic category: Cathartic /Former use in USA/
• Therapeutic category (Vet): Purgative /Former use in USA/
• Dantron has been prepared by several processes, including the alkaline hydrolysis of 1,8-dinitroanthraquinone, the caustic fusion of 1,8-anthraquinonedisulfonic acid, the diazotization of 1,8-diaminoanthraquinone followed by hydrolysis of the bisdiazo compound, the acid hydrolysis of 1,8-dimethoxyanthraquinone in glacial acetic acid-sulfuric acid, the alkaline hydrolysis of 1,8-anthraquinonedisulfonic acid using calcium oxide, and the reaction of 1,8-dinitroanthraquinone with sodium formate or potassium formate.
• Production volumes for non-confidential chemicals reported under the Inventory Update Rule. [Table#7429]

Synonyms

danthron; 1,8-Dihydroxyanthraquinone; 117-10-2; Dantron; Chrysazin; Dorbane; Istizin; 1,8-Dihydroxyanthracene-9,10-dione; Antrapurol; Diaquone; Altan; Laxanorm; Laxanthreen; Laxipurin; Dionone; Zwitsalax

Frequently Asked Questions

What are the CAS number and molecular formula of 1,8-Dihydroxyanthraquinone?

CAS 117-10-2; molecular formula C14H8O4; molecular weight — g/mol.

What other names is 1,8-Dihydroxyanthraquinone known by?

danthron, 1,8-Dihydroxyanthraquinone, 117-10-2, Dantron, Chrysazin, Dorbane.

Is 1,8-Dihydroxyanthraquinone classified as hazardous?

Hazard statements reported: H351, H350.

What are the key physical properties of 1,8-Dihydroxyanthraquinone?

Melting Point: 379 °F (NTP, 1992); Melting Point: 193; Melting Point: 193 °C; Vapor Density: 8.3 (Air = 1).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.