【 WhatsApp】
+86-21-6420 0566
8618501763615
| OEM | OEM Services Provided |
| Feature | Good stability,Easy to Use |
| Classification | Dyes and Pigments |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact us now. |
| Product Name: | Vat Brown 25 |
| Synonyms: | Vat Brown 25;C.I.69020;Indanthrene Red Brown 5RF;N,N'-(10,15,16,17-tetrahydro-1-methoxy-5,10,15,17-tetraoxo-5H-dinaphtho[2,3-a:2',3'-i]carbazole-4,9-diyl)bis(benzamide);Benzamide, N,N-(10,15,16,17-tetrahydro-1-methoxy-5,10,15,17-tetraoxo-5H-dinaphtho2,3-a:2,3-icarbazole-4,9-diyl)bis-;Vat brown 25 (C.I. 69020);C.I.Vat Brown 25;Ostanthren Brown 5RF |
| CAS: | 6247-46-7 |
| MF: | C43H25N3O7 |
| MW: | 695.67 |
| EINECS: | 228-367-4 |
| Product Categories: | |
| Mol File: | 6247-46-7.mol |
| Boiling point | 700.85°C (rough estimate) |
| density | 1.2637 (rough estimate) |
| refractive index | 1.7790 (estimate) |
| pka | 11.22±0.20(Predicted) |
| Chemical Properties | Purple-red powder. Insoluble in water. Violet in concentrated sulfuric acid, red when diluted. Reddish-brown in alkaline solution of insurance powder, brown in acidic solution. | ||||||||||||||||||||||||||
| N-(4-amino-9,10-dioxo-9,10-dihydroanthracen-1-yl)benzamide and N-(5-chloro-4-methoxy-9,10-dioxo-9,10-dihydroanthracen-1-yl)benzamide?condensation, cyclization and then. | |||||||||||||||||||||||||||
| Properties and Applications | red light brown. Purple red powder. Insoluble in water. In concentrated sulfuric acid for purple solution, after dilution to red. Alkaline reduction leuco for red brown; Acid reduction leuco for brown. Used for cotton suspension pad dyeing, good levelness. Generally used in jig dyeing color matching, but also can be used for polyester/cotton, Fiber/cotton blended fabric, silk and viscose dyeing.
| ||||||||||||||||||||||||||
| Raw materials | N-(5-chloro-4-methoxy-9,10-dioxo-9,10-dihydroanthracen-1-yl)benzamide-->1-AMINO-4-BENZAMIDOANTHRAQUINONE |
Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.
Ready to Start?
For help with solutions customized to your business needs, contact Export Director now.
With 30+ years of experience and We firmly believe that product quality is the basis of cooperation.
Chat Now
Phone
8618501763615
Working hours
Monday to Friday
TEl
+86-21-6420 0566
