Product

Disperse Red 9

CAS No.：82-38-2

Other grades of this product :

Disperse Red 9 Basic information

Product Name:	Disperse Red 9
Synonyms:	S.R111;SOVLENT RED 111;1-(Methylamino)anthraquinone, ≥98.0%;10-Anthracenedione,1-(methylamino)-9;1-Methylamineanthraquinone;1-Methylamino-anthrachinon;9,10-Anthracenedione, 1-(methylamino)-;9,10-Anthracenedione,1-(methylamino)-
CAS:	82-38-2
MF:	C15H11NO2
MW:	237.25
EINECS:	201-417-2
Product Categories:	Aminoanthraquinones;Anthraquinones;Solvent Dyestuff;M;Stains and Dyes;Stains&Dyes, A to;Intermediates of Dyes and Pigments;Anthraquinones, Hydroquinones and Quinones
Mol File:	82-38-2.mol

Disperse Red 9 Chemical Properties

Melting point	170-172°C
Boiling point	379.79°C (rough estimate)
density	1.1469 (rough estimate)
vapor pressure	0-0Pa at 20-50℃
refractive index	1.5500 (estimate)
storage temp.	room temp
form	Powder
pka	2.27±0.20(Predicted)
color	Orange to Brown
Water Solubility	73.55ug/L(25 ºC)
InChIKey	SVTDYSXXLJYUTM-UHFFFAOYSA-N
LogP	4.95 at 23℃ and pH8.2
CAS DataBase Reference	82-38-2(CAS DataBase Reference)
NIST Chemistry Reference	1-(N-Methylamino)-9,10-anthraquinone(82-38-2)
EPA Substance Registry System	C.I. Disperse Red 9 (82-38-2)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-37/39
WGK Germany	3
RTECS	CB0536600

MSDS Information

Disperse Red 9 Usage And Synthesis

Uses

1-Methylaminoanthraquinone is an important intermediate for manufacturing solvent dyes and acid dyes.

Preparation

1-Chloroanthraquinone?or 9,10-Dioxo-9,10-dihydroanthracene-1-sulfonic acid?in pressure and in the presence of antioxidants with Methanamine for processing.

Synthesis Reference(s)

Organic Syntheses, Coll. Vol. 3, p. 573, 1955Synthetic Communications, 21, p. 1889, 1991 DOI: 10.1080/00397919108021779

Properties and Applications

Bright red blue light. Soluble in ethanol, acetone and soluble fiber element, slightly soluble in benzene and carbon tetrachloride, insoluble in special solvent, tao. The strong sulfuric acid for brown, for dark orange after diluted. Used for polyester, polyamide fiber, acrylic, acetate fiber and three acetate fiber dyeing, sheepskin and plastic color. Good levelness, improve rate is high.

Standard(Vinegar fiber)	Ironing Fastness		Light Fastness	Persperation Fastness		Washing Fastness
Standard(Vinegar fiber)	Fading	Stain	Light Fastness	Fading	Stain	Fading	Stain
ISO	4	4	3	4	3

Purification Methods

Crystallise it to constant melting point from butan-1-ol, then from EtOH. It can be sublimed under vacuum. [Beilstein 7 IV 2574.]

Disperse Red 9 Preparation Products And Raw materials

Raw materials

Methylamine-->1-Chloro anthraquinone-->1-Anthraquinonesulfonic acid-->1-Anthraquinonesulfonic acid sodium salt-->9,10-Anthracenedione, 1-(dimethylamino)--->Peroxide, bis(2,2,3,3,4,4,4-heptafluoro-1-oxobutyl)-->1-Fluoroanthraquinone-->1,5-DICHLOROANTHRAQUINONE-->JNK INHIBITOR II, NEGATIVE CONTROL-->3-Methylaminopropionitrile-->N-anthraquinon-1-ylacetamide-->1-Methylamino-4-bromo anthraquinone-->1-NITROANTHRAQUINONE-->1-Amino anthraquinone-->1-Anthraquinonesulfonic acid-->1-Chloro anthraquinone

Preparation Products

ORACET BLUE

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