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Solvent Green 3

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Origin: China

Cas No: 128-80-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

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

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Products Specification
Product Description

Property

CAS No.: 128-80-3 Formula: C28H22N2O2 Molecular Weight: 418.48600

Description

Quinizarine Green SS, also called Solvent Green 3, C.I. 61565, Oil Green G, D&C Green #6, is a green dye, an anthraquinone derivative. It has the appearance of a black powder with melting point of 220-221 °C. It is insoluble in water. It is used for adding greenish coloring to materials. It is used in cosmetics and medications. It is used in some colored smoke formulations, in both old and new ones; when inhaled, it clears very slowly from the lung, with half time of 280 days.

Basic Info

Chemical Name	Solvent Green 3
Synonyms	D and C green 6; solvent green 2; 1,4-Bis(p-tolylamino)anthracene-9,10-dione; greenno.202; C Green 6; GREEN 6; MIDORI202; Quinizarin Green SS; 1,4-di-p-toluidino-anthraquinone; C-Green 10; D & C Green No. 6; Oil Blue KS;
CAS No.	128-80-3
Molecular Formula	C28H22N2O2
Molecular Weight	418.48600
PSA	58.20000
LogP	6.71200

Properties

Appearance & Physical State	black powder
Density	1.292 g/cm3
Boiling Point	633.8ºC at 760 mmHg
Melting Point	220-221ºC
Refractive Index	1.714
Stability	Stable under normal temperatures and pressures.
Storage Condition	Store in a cool, dry place. Keep container closed when not in use.
Vapor Pressure	5.73E-16mmHg at 25°C

Safety Info

RTECS	CB5775000
Safety Statements	S22-S24/25
HS Code	3204120000
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

quinizarin+p-toluidine→Solvent Violet 13+Solvent Green 3
1-chloro-4-dimethylamino-anthraquinone+p-toluidine→SUDAN BLUE+Solvent Green 3
quinizarin+p-toluidine→Solvent Green 3

Precursor

p-toluidine
2,3-DIHYDRO-9,10-DIHYDROXY-1,4-ANTHRACENEDIONE
1-bromo-4-methoxy-anthraquinone
quinizarin

Downstream Product

5-methyl-2-[[4-(4-methyl-2-sulfoanilino)-9,10-dioxoanthracen-1-yl]amino]benzenesulfonic acid

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