2019年3月28日星期四

Tetramethylammonium chloride

Product name:Tetramethylammonium chloride
CAS: 75-57-0
Molecular Formula: C4H12NCl
Molecular Weight: 109.5975
Product description:Phase transfer catalyst in organic synthesis, catalytic activity than triphenyl phosphate and triethylamine, at room temperature for white crystalline powder, volatile, stimulating, easily moisture absorption, soluble in methanol, soluble in hot water and ethanol, insoluble in ether and chloroform.Mainly used as organic silicon series products, such as silicone oil, silicone rubber, silicone resin synthesis, the main catalyst, while the dosage is not big, but for the great influence on the yield and quality of products.Mainly used for polyester polymer, textile, leather, wood, plastic products, food processing, electroplating, microorganisms, etc.

Tetraphenylboron sodium

Product name:Tetraphenylboron sodium
CAS: 143-66-8
Molecular Formula: Tetraphenylboron sodium
Molecular Weight: 324.2663
Product description:White crystalline. No smell. Light sensitive. The moisture absorption.Soluble in water, acetone, acetonitrile, DMF, the lower the temperature, the greater the solubility. Insoluble in benzene and carbon tetrachloride. With potassium, rubidium, cesium, silver, mercury salt deposits formed. And organic alkali calcium precipitation solubility.1. Ester exchange law take carbonate polycondensation catalyst. Also used in potassium, sodium, and the determination of chlorinated organic compounds, such as the analysis Jia fertilizer and the potassium in the blood. 2. Used for potassium, sodium, and the determination of several kinds of nitrogenous organic compounds. 3. The analytical reagent, used for potassium, ammonium, rubidium, cesium, mercury, the determination of thallium and nitrogenous organic compounds.

Thiamazole

Product name:Thiamazole
CAS: 60-56-0
Molecular Formula: C4H6N2S
Molecular Weight: 114.16
Product description:Anti-thyroid drugs were summarized: anti-thyroid drugs inhibit thyroid hormone synthesis, its mechanism of action is inhibition of the thyroid peroxidase, preventing gather in the thyroid iodide oxidation and coupling of tyrosine, prevent thyroxine (T4) and thyroid original three iodine glycine (T3) synthesis. In addition, propylthiouracil outside the suppression of T4 in the tissues to T3. Thiourea anti-thyroid drugs in addition to hinder thyroid hormone synthesis, and mild immunosuppressive effect.

Tetranitromethane

Product name:Tetranitromethane
CAS: 509-14-8
Molecular Formula: C(NO2)4
Molecular Weight: 196.03
Product description:The simplest organic nitro compounds. Colorless oily at room temperature has a faint aroma of transparent liquid, with larger polarity, flammable, poisonous and explosive. As a fuel. It can and miscibility, ethanol, acetone, ether is a good solvent and extracting agent. As nitro hydrogen alpha has strong activity, therefore, nitromethane and a common raw material chemical and organic synthesis, used in preparing medicine, pesticide, explosive and dye and fiber, etc.

Thiamine hydrochloride

Product name: Thiamine hydrochloride
CAS no.: 67-03-8
Molecular Formula: C12H17ClN4OS, HCl
Molecular Weight: 337.27
Appearance: Small white to yellow white crystal or crystalline powder
Product description: In vivo coenzyme formation and maintain the sugar metabolism and nerve, the digestive system function; the prevention of vitamin B1 deficiency -- 'beriberi'. It is also used for the adjuvant treatment of various diseases, such as paralysis, myocarditis, indigestion and other diseases; with the maintenance of normal glucose metabolism and nerve conduction function for vitamin B1 deficiency. Non medical applications: with one of the essential feed ingredients, can promote the growth and development of young animals; used as a food additive, trace for all kinds of sports drinks, adding the human body needs vitamin B1.

Theophylline

Product name:Theophylline
CAS: 58-55-9
Molecular Formula: C7H8N4O2
Molecular Weight: 180.16
Product description:Theophylline is methyl purine drugs. Has a strong heart, diuresis, expansion of coronary artery, relax bronchial smooth muscle and excitement of the central nervous system, etc. Mainly used in the treatment of bronchial asthma, emphysema, bronchitis, heart, breathing difficulties. (left) in the chemical structure of purine ring on seven N H in for '- the CH3' is caffeine, is one of the ingredients of compound aspirin.

Tetrandrine

Product name:Tetrandrine
CAS: 518-34-3
Molecular Formula: C38H42N2O6
Molecular Weight: 622.75
Product description:Colorless needle crystal, it is mainly used for analgesia, muscle relaxant, allergy, anti-arrhythmic, antibacterial antitumor step-down blood.