CAS 483-84-1 Flavianic Acid Dihydrate; 8-Hydroxy-5, 7-Dinitronaphthalene-2-Sulfonic Aci

• CAS No.: 483-84-1
• Formula: C10h6n2o8s
• EINECS: 207-600-3
• Environmental Protection: No
• Color: Light Yellow to Yellow
• Appearance: Powder to Crystal
• Model NO.: YBC113
• Type: Pharmaceutical Intermediates
• Quality: Refined
• Colour: Light Yellow to Yellow
• Samples: Available
• Certificates: ISO9001/SGS
• Package: 1g/5g/25g/100g/1kg/5kg/10kg/25kg
• Stocks: in Stock
• Lead Time: 5-7 Working Days
• Shelf Life: 2-3 Years
• Site Audit: Available
• Transport: Air/Express/Sea
• MOQ: 10g
• Transport Package: Drum/Bottle/Bags
• Specification: 98%
• Trademark: Yunbang
• Origin: China

Product Description

CAS 483-84-1 Flavianic Acid Dihydrate; 8-Hydroxy-5,7-dinitronaphthalene-2-sulfonic aci
 

Company Informations

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.

The company adheres to the corporate tenet of "We do not produce medicines, but help pharmaceutical companies make good medicines".

We can provide customers with customized processing, research and development services;
We can develop high-end Pharmaceutical and chemical products with high technical difficulties,high barriers and unique production processes;
We can provide 100 grams Grade, kilograms, and hundred kilograms of raw material pharmaceutical intermediates and other products.
We can perform -100°C to 300°C reaction.

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.
 

Product Description

General description

BSA is a single polypeptide chain consisting of about 583 amino acid residues and no carbohydrates. At pH 5-7 it contains 17 intrachain disulfide bridges and 1 sulfhydryl group.

Application

Bovine serum albumin is broadly used as an additive to cell culture media, especially serum-free media. It provides a range of benefits including protection from oxidative damage and stabilization of other media components such as fatty acids and pyridoxal.
 

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 analysis

 

 

 

Product Name:	FLAVIANIC ACID
Synonyms:	2,4-Dinitronaphtholsulfonic acid;2,4-dinitronaphtholsulfonicacid;LABOTEST-BB LT00452838;FLAVIANIC ACID;2,4-DINITRO-1-NAPHTHOL-7-SULFONIC ACID;8-HYDROXY-5,7-DINITRO-2-NAPHTHALENESULFONIC ACID;8-HYDROXY-5,7-DINITRO-NAPHTHALENE-2-SULFONIC ACID;2,4-Dinitro-1-Napthol-7-Sulfonic Acid
CAS:	483-84-1
MF:	C10H6N2O8S
MW:	314.23
EINECS:	207-600-3
Product Categories:
Mol File:	483-84-1.mol

FLAVIANIC ACID Chemical Properties

Melting point	148-151 °C(lit.)
density	1.7763 (rough estimate)
refractive index	1.7450 (estimate)
storage temp.	2-8°C
solubility	DMSO (Slightly), Meth-anol (Slightly)
pka	-0.38±0.40(Predicted)
form	powder to crystal
color	Light yellow to Yellow
CAS DataBase Reference	483-84-1(CAS DataBase Reference)
EPA Substance Registry System	2-Naphthalenesulfonic acid, 8-hydroxy-5,7-dinitro- (483-84-1)

Safety Information

Hazard Codes	C
Risk Statements	34-40
Safety Statements	22-26-36/37/39-45
RIDADR	UN 1759 8/PG 3
WGK Germany	3
RTECS	QK1810000
HS Code	2908.99.9000
HazardClass	8
PackingGroup	III

MSDS Information

 

FLAVIANIC ACID Usage And Synthesis

Definition

ChEBI: A naphthalenesulfonic acid that is naphthalene-2-sulfonic acid substituted by nitro groups at positions 5 and 7 as well as a hydroxy group at position 8. The disodium salt is the biological stain 'naphthol yellow S'.

 

Detailed Photos