CAS 16574-43-9 Bromo Pyrogallol Red

CAS 16574-43-9 Bromo Pyrogallol Red

Hunan Yunbang Pharmaceutical Co., Ltd. (Yunbangpharm) located in Changsha High-tech Industrial Park, Hunan. It is a high-tech enterprise specializing in the research and development, production and sales of Pharmaceutical raw materials, Pharmaceutical intermediates(API) and Fine chemicals. Based in China, Yunbangpharm has been providing suitable solutions for many domestic,foreign pharmaceutical companies and traders. Excellent quality, good reputation and authentic price have won the praise of the majority of customers.

R&D strength is the company's core competitiveness.Yunbangpharm has maintains a good cooperation relationship with many Universities and Research institutes locally, which can quickly transform R&D results into industrial production.

Our goal : To achieve the integrated upgrade of Pharmaceutical intermediates, raw materials and high-end chemical products, adhere to "serving pharmaceutical companies, creating our brands" to provide customers with high-quality and low-cost pharmaceutical and chemical products, realizing Win-win cooperation and common development.

FAQ
1:Can I get some samples before bulk order?
A: Most products provide free samples, but the shipping cost be paid by customers.
 
2: What's your MOQ?
A: We can have a discussion.
 
3: Which kind of payment terms do you accept?
A: PI will be sent first after confirmation of order,enclosed our bank information.Payment by T/T, Western Union,D/P, ETC.
 
4.How to place an order?
A: You can contact me through Trademanager, WhatsApp, Email and other contact methods, tell me the product and quantity you need, and then we will give you a quote.
 
5:How about your delivery time?
A: Generally, it will take 3 to 5 days after receiving your advance payment.
 
6:How do you treat quality complaint?
A: First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.

 

Product Name:	Bromopyrogallol Red
Synonyms:	spiro[3h-2,1-benzoxathiole-3,9’-[9h]xanthene]-3’,4’,5’,6’-tetrol,2’,7’-dibromo;BROMOPYROGALLOL RED;DIBROMOPYROGALLOLSULFONPHTHALEINE;5',5''-DIBROMOPYROGALLOLSULFONEPHTHALEIN;alpha-(5-bromo-2,3-dihydroxy-4-oxo-2,5-cyclohexadienylidene)-alpha-(5-bromo-2,3,4-trihydroxyphenyl)toluenesulphonic acid;Bromopyrogallol;ROUGE DE BROMOPYROGALLOL;3,3’Dibromosulfongallein
CAS:	16574-43-9
MF:	C19H10Br2O8S
MW:	558.15
EINECS:	240-632-6
Product Categories:	Analytical Chemistry;Bipyridyls, etc. (Chelating Reagents);Chelating Reagents
Mol File:	16574-43-9.mol

Melting point	300 °C
Boiling point	681.2±55.0 °C(Predicted)
density	2.39±0.1 g/cm3(Predicted)
vapor density	19.2 (vs air)
storage temp.	2-8°C
form	Solid
pka	6.63±0.20(Predicted)
color	Reddish brown
Water Solubility	slightly soluble
CAS DataBase Reference	16574-43-9(CAS DataBase Reference)
EPA Substance Registry System	Spiro[3H-2,1-benzoxathiole-3,9'-[9H]xanthene]-3',4',5',6'-tetrol, 2',7'-dibromo-, 1,1-dioxide (16574-43-9)