Reactive Red 4 CAS 17681-50-4 Cibacron Brilliant Red Cibacron Brilliant Red K-7b

• Customization: Available
• CAS No.: 17681-50-4
• Formula: C32h19cln8na4o14s4
• Model NO.: YBC184
• EINECS: 241-663-8
• Environmental Protection: No
• Certification: ISO 9001
• Color: Red to Purple
• Classification: Biological Stains
• Appearance: Powder
• Type: Pharmaceutical Intermediates
• Quality: Refined
• Colour: Red to Purple
• 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: 50%
• Trademark: Yunbang
• Origin: China

Product Description

REACTIVE Red 4 CAS 17681-50-4 Cibacron Brilliant Red Cibacron Brilliant Red K-7B
 

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:	REACTIVE RED 4
Synonyms:	CIBACRON BRILLIANT RED 3B-A;CI 18105;tetrasodium 5-(benzoylamino)-3-[[5-[[4-chloro-6-[(4-sulphonatophenyl)amino]-1,3,5-triazin-2-yl]amino]-2-sulphonatophenyl]azo]-4-hydroxynaphthalene-2,7-disulphonate;Reactive red 4 (C.I. 18105);2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-[[5-[[ 4-chloro-6-[(4-sulfophenyl)amino]-1,3,5-triazin-2 -yl]amino]-2-sulfophenyl]azo]-4-hydroxy-, tetrasodium salt;Chemictive Brilliant Red 7BH.;Reactive Red K-7B;C.I. Reactive Red 4
CAS:	17681-50-4
MF:	C32H19ClN8Na4O14S4
MW:	995.21
EINECS:	241-663-8
Product Categories:	Organics
Mol File:	17681-50-4.mol

REACTIVE RED 4 Chemical Properties

form	Powder
color	Red to purple
EPA Substance Registry System	Procion Red H7B (17681-50-4)

Safety Information

MSDS Information

 

REACTIVE RED 4 Usage And Synthesis

Preparation	2,4,6-Trichloro-1,3,5-triazine and 2,4-Diaminobenzenesulfonic acid condensation, condensation products diazo, and 4-Formamido-5-hydroxynaphthalene-2,7-disulfonic acid coupling, and 2,4-Diaminobenzenesulfonic acid condensation.
Properties and Applications	colourful red blue light. Deep red powder, 25 ºC in the solubility of water when for 50 g/L. After dyeing fabrics tonal into colourful red. Dye bath of metal ions make dyed fabric color slightly turned pale.?Mainly for cotton and viscose fabrics or exhaust dyeing cold pad batch dyeing, not for neutral or basic white discharge.

Detailed Photos