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Disperse Violet 28

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Origin: China

Cas No: 81-42-5

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Property

CAS No.: 81-42-5 Formula: C14H8Cl2N2O2 Molecular Weight: 307.13200

Basic Info

Chemical Name	Disperse Violet 28
Synonyms	Solvent Violet 51; Dicyaniamide; 2,3-dichloro-1,4-diaminoanthraquinone; 1,4-diamino-2,3-dichloro-9,10-anthracenedione; Arlisil Violet R2; LATYL VIOLET 2R; 1,4-Diamino-2,3-dichlor-anthrachinon; solvent violet 31; Resolin Violet RL; DCDA; 1,4-diamino-2,3-dichloro-anthraquinone; Violet 2RE.;
CAS No.	81-42-5
Molecular Formula	C14H8Cl2N2O2
Molecular Weight	307.13200
PSA	86.18000
LogP	4.09560

Properties

Appearance & Physical State	dark purple powder
Density	1.637
Boiling Point	601.4ºC at 760 mmHg
Melting Point	295ºC
Flash Point	317.5ºC
Refractive Index	1.756

Safety Info

Safety Statements	S26; S36/37/39
Risk Statements	R36/37/38

Synthesis Route

2,3-dichloro-1,4-diaminoanthraquinone diboracetate→Disperse Violet 28+9,10-Anthracenedione, 2-(acetyloxy)-1,4-diamino-3-chloro-
1,4-diaminoanthracene-9,10-diol→Disperse Violet 28
1,2,3,4-Tetrachloroanthraquinone→Disperse Violet 28

Precursor

1,4-Diaminoanthraquinone
1,4-diaminoanthracene-9,10-diol
Sulfuryl dichloride
1,2,3,4-Tetrachloroanthraquinone

Downstream Product

1,4-diamino-9,10-dioxoanthracene-2,3-disulfonic acid
Disperse Violet 26
1,4-Diamino-2,3-dicyano-9,10-anthraquinone
EINECS 279-832-3

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