Basic information Safety Supplier Related

1,2,5,8-TETRAHYDROXYANTHRAQUINONE

Basic information Safety Supplier Related

1,2,5,8-TETRAHYDROXYANTHRAQUINONE Basic information

Product Name:
1,2,5,8-TETRAHYDROXYANTHRAQUINONE
Synonyms:
  • CI 58500
  • CI NO 58500
  • LABOTEST-BB LT00129956
  • ALIZARIN CYANINE 3R
  • ALIZARIN BORDEAUX
  • Quinidine cupric sulfate solution
  • 1,2,5,8-tetrahydroxyanthracene-9,10-dione
  • QUINALIZARIN GR
CAS:
81-61-8
MF:
C14H8O6
MW:
272.21
EINECS:
201-366-6
Product Categories:
  • Miscellaneous
Mol File:
81-61-8.mol
More
Less

1,2,5,8-TETRAHYDROXYANTHRAQUINONE Chemical Properties

Melting point:
>275°
Boiling point:
375.27°C (rough estimate)
Density 
1.4292 (rough estimate)
refractive index 
1.5230 (estimate)
storage temp. 
room temp
Colour Index 
58500
form 
powder
color 
red
Water Solubility 
2.586mg/L(25 ºC)
BRN 
1889617
CAS DataBase Reference
81-61-8(CAS DataBase Reference)
EPA Substance Registry System
9,10-Anthracenedione, 1,2,5,8-tetrahydroxy- (81-61-8)
More
Less

Safety Information

Hazard Codes 
Xn,N
Risk Statements 
36/37/38-50-22
Safety Statements 
26-36-61
RIDADR 
UN 3077 9 / PGIII
WGK Germany 
3
More
Less

1,2,5,8-TETRAHYDROXYANTHRAQUINONE Usage And Synthesis

Uses

1,2,5,8-TETRAHYDROXYANTHRAQUINONE is Al salts dark red, cotton mordanted with Cr salts bluish-violet. No longer used as a dye, except occasionally in printing cotton.

Definition

ChEBI: A tetrahydroxyanthraquinone having the four hydroxy groups at the 1-, 2-, 5- and 8-positions.

Purification Methods

Crystallise the quinone from acetic acid or nitrobenzene. It can be sublimed in vacuo. The Cu salt forms red crystals. [Beilstein 8 H 549, 8 I 755, 8 II 584.]

1,2,5,8-TETRAHYDROXYANTHRAQUINONESupplier

Syntechem Co.,Ltd
Tel
Please Email
Email
info@syntechem.com
Cheng Du Micxy Chemical Co.,Ltd
Tel
028-85632863-
Email
sales@micxy.com;
Finetech Industry Limited
Tel
027-87465837-
Email
sales@finetechnology-ind.com;
Chengdu RunZeBenTu Chemical Co., Ltd
Tel
13096311329 028-88469284 qq:616445927
Email
616445927@qq.com
Sigma-Aldrich
Tel
021-61415566
Email
orderCN@merckgroup.com;orderCN@merckgroup.com