Hangzhou Lingrui Chemical Co.,Ltd.
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Country: 
China (Mainland)
Business Type:Other
Tel: 86 571-88092529
Mobile: 18958069012
Tel: 86 571-88092529
Fax: 86 571-87334908
URL: http://www.lingruichem.com
Province/state: Zhejiang
City: Hangzhou
Street: 201-B 2# Building Qinglan science park, 321# JinPeng Str. Xihu District Hangzhou City, PR.CHINA
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CAS NO.129-39-5
High Quality 129-39-5 free sample 1,8-Dinitroanthraquinone on hot selling
nitration of anthraquinone with nitric acid in the presence of fuming sulfuric acid, dilution, filtration, and refining with sodium sulfite to obtain the product. During the nitration of anthraquinone, 1,5-dinitroanthraquinone and 1,8-dinitroanthraquinone are simultaneously generated. The total nitration yield is over 95%, of which 1,5-dinitroanthraquinone accounts for 75% and 1,8-dinitroanthraquinone accounts for about 20%. After separation, two products are obtained.
| Molecular Formula | C14H6N2O6 |
| Molar Mass | 298.21 |
| Density | 1.631±0.06 g/cm3(Predicted) |
| Melting Point | 318-322 °C (lit.) |
| Boling Point | 563.4±50.0 °C(Predicted) |
| Flash Point | 294°C |
| Solubility | DMSO (Slightly, Heated, Sonicated), Methanol (Slightly) |
| Vapor Presure | 1.02E-12mmHg at 25°C |
| Appearance | Solid |
| Color | Yellow |
| Storage Condition | -20°C, Inert atmosphere |
| Refractive Index | 1.714 |
| Physical and Chemical Properties | The trait crystallized in acetic anhydride was yellow prisms. melting point 311~312 ℃ solubility: slightly soluble in common organic solvents. |
| Use | For the manufacture of dyes |
Established in 2010, located in Hangzhou Qinglan science park, lingruichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals tovarious industries.n our R&D centre. we have a staff of skilled and experienced research chemists. This has enabled us to meet the special reauirements of our customers and it has enabled us to provide quality products at competitive prices.
1. How can we guarantee quality
Always a pre-production sample before mass production;
Always final Inspection before shipment;
2.What can you buy from us
Plant Extracts,Cosmetics Raw Materials,Vitamin Raw Materials,Pharmaceutical Raw Materials and Intermediates
3. Why should you buy from us not from other suppliers
Our company mainly devoted in producing pharmacetical intermediates , Vitamins , and health supplement , the quality and technical content can reach the advance level in China .Our products are sold well in China as well as in more than 20 countries.
Lingrui's credo is committed to your reliable business partner,reliable quality, competitive prices and superior service, lf you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future !