Business Type:Trading Company
Product Certification&
Enterprise Certification
Country: China (Mainland)
Business Type:Trading Company
CAS NO.603-45-2
Product Name: | ROSOLIC ACID |
CAS: | 603-45-2 |
MF: | C19H14O3 |
MW: | 290.31 |
EINECS: | 210-041-8 |
Melting point | 309°C (decompose) |
Boiling point | 372.4°C (rough estimate) |
density | 1.2497 (rough estimate) |
refractive index | 1.4200 (estimate) |
storage temp. | Store at room temperature. |
solubility | Solubility Practically insoluble in water, benzene; freely soluble in ethanol |
pka | 6.98(at 25℃) |
form | Crystalline Powder |
Colour Index | 43800 |
color | Red-brown to brownish-red |
PH Range | 6.8(YELLOW)--8.2(RED) |
Water Solubility | Soluble in alcohol, sodium hydroxide, potassium hydroxide and strong acids. Insoluble in water. |
λmax | 534.6nm, 479.5nm, 482nm |
Merck | 14,881 |
BRN | 2055205 |
A red coloring medium made from phenol or carbolic acid. It is soluble in alcohol and ether but insoluble in water. When fabrics were steeped in this solution, the color was nonactinic and therefore safe for darkrooms, windows, and doorways. Aurin was also mixed with water-soluble gums and brushed on the backs of collodion and silver bromide gelatin plates as an antihalation layer.
activates heme oxygenase, anti-oxidative stress, inhibits DNA fragmentation
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Wuhan Han Sheng New Material Technology Co. Ltd is a professional company which specialized in manufacturing and selling chemical raw materials, chemical products, pharmaceutical intermediates, veterinary medicine intermediates, dye intermediates, pigments, cosmetics raw materials and chemical reagents.
We have long term cooperation pharmaceutical raw material production plant and a reagent research and development center, with a rich professional background and strong competitive advantage. We have a professional and experienced team and we promise clients to provide the best quality, price and service. During the business cooperation with clients, we always adhere principle of Honesty, Trustworthiness and win-win policy. We guarantee 100% qualification of our products pass through the standard of USA, Mexico, UK, Australia, Canada, Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and so on.
Our products are used for pharmaceuticals, pesticides, synthetic dyes, organic chemicals, inorganic chemicals, coatings, spices and essence, cosmetics and toilet products, soaps and synthetic detergents, surfactants, printing inks and their auxiliaries, adhesives, photosensitive materials, magnetic materials, catalysts, reagents, water treatment agents and polymer flocculants, papermaking auxiliaries, leather auxiliaries, synthetic materials auxiliaries, textile printing and dyeing agents and finishing agents, food additives Feed additives, animal drugs, etc.
About Us
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
*small quantity: By Fedex, DHL, HKPOST, UPS, TNT or As customers’ requirement
*Bulk order: By air or sea
*Delivery: within 3 days for samples and 10 days for bulk order