3,5-Dinitrobenzoic acid CAS NO.99-34-3

3,5-dinitrobenzoic acid

（synonyms：dnba）

cas rn：99-34-3

einecs-no：202-751-1

molecular formula：c₇h₄n₂o₆

molecular weight：212.12

specifications

appearance：off-white to pale yellow crystalline powder

assay (hplc)：≥99%

melting point：205～209°c

loss on drying：≤0.5%

usage：intermediates for synthesis of x-ray contrast agent ( diatrizoic acid,exemestane) and dyes.

package：25kg cardboard drum

transportation caution: no large risk,as general chemicals.

the company is a high-tech development, production, management, import and export, sales as one of the high-tech r & d enterprises. main chemical, biotechnology research and development, the company in jiangsu, shandong, anhui, jiangxi nitrification, halogenation, esterification, reduction and other reaction production lines.

the company in the "quality-oriented, reputation first" and the purpose, with "realistic and innovative, unity and dedication" and the entrepreneurial spirit, has developed a developer, cardiovascular and other pharmaceutical intermediates, dyes intermediates, pesticide kill insecticide intermediates, rubber accelerators, film brightener, copperplate additives and a variety of organic synthesis intermediates and fine chemicals. has a stable domestic and foreign markets, while constantly developing new products. at present the company's products are mainly exported to europe and the united states, japan, korea and india and other countries and regions.

i will, as always, the excellence, and constantly strengthen the scientific management of enterprises, improve the technological content of products, unswervingly follow the quality of survival, efficiency and efficiency, customer-centric "business philosophy and improve the enthusiasm after-sales service. we sincerely hope that through the joint efforts of both of us, with a view to mutual benefit in business and friendship to achieve a win-win situation in order to cooperate through our sincere cooperation for a better future.