12-Diazatetradecanedioicacid, 3, 12-Bis (carboxymethyl) -9-Dioxa-3; CAS67-42-5

• CAS No.: 67-42-5
• Formula: C14h24n2o10
• EINECS: 200-651-2
• Appearance: Powder
• Type: Pharmaceutical Intermediates
• Quality: Refined
• Colour: White
• Samples: Available
• Purity: 99%
• Certificates: ISO9001/SGS
• Package: 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
• Trademark: Yunbang
• Origin: China

Product Description

12-diazatetradecanedioicacid,3,12-bis(carboxymethyl)-9-dioxa-3;CAS67-42-5

Ethylenebis(oxyethylenenitrilo)tetraacetic acid Chemical Properties

Melting point	241 °C (dec.)(lit.)
Boiling point	507.99°C (rough estimate)
density	1.2838 (rough estimate)
refractive index	1.4590 (estimate)
storage temp.	room temp
solubility	0.1 M NaOH: 0.1 M at 20 °C, clear, colorless
pka	1.47±0.10(Predicted)
form	Crystalline Powder
color	White
Water Solubility	slightly soluble
Merck	14,3529
BRN	1717370
CAS DataBase Reference	67-42-5(CAS DataBase Reference)
EPA Substance Registry System	Ethylenebis(oxyethylenenitrilo)tetraacetic acid (67-42-5)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	24/25-36-26
WGK Germany	2
RTECS	AH3760000
TSCA	Yes
HS Code	29225000
Toxicity	LD50 orally in Rabbit: 3587 mg/kg

MSDS Information

 

Ethylenebis(oxyethylenenitrilo)tetraacetic acid Usage And Synthesis

Description	Ethylenebis(oxyethylenenitrilo)tetraacetic acid is also named as Egtazic acid. It works as a chelating agent for the determination of calcium in the presence of magnesium.
Chemical Properties	White to slightly off-white powder
Uses	Pharmaceutic aid. EGTA.
Definition	ChEBI: A diether that is ethylene glycol in which the hydrogens of the hydroxy groups have been replaced by 2-[bis(carboxymethyl)amino]ethyl group respectively.
Biological Activity	Calcium chelator; protects against cell death caused by nitric oxide-induced calcium influx into nerve cells.
Safety Profile	Poison by intraperitoneal route. Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of NOx. See also GLYCOL ETHERS.
Purification Methods	Dissolve EGTA in aqueous NaOH, precipitate it by adding aqueous HCl, wash it with water and dry at 100o in vacuo.[Beilstein 4 IV 217.]

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.