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Molecular structure dataMolar refractive index: 41.72 Molar volume (cm3/mol): 128.4 Isotonic specific volume (90.2K): 338.5 Surface tension (dyne/cm): 48.2 Polarizability (10-24cm3): 16.54 Computational chemical dataHydrophobic parameters calculation reference value (XlogP): 1.7 Number of hydrogen bonded donors: 1 Number of hydrogen bond receptors: 3 Number of rotatable chemical bonds: 1 Number of tautomers:Topological molecular polar surface area (TPSA): 54.4 Number of heavy atoms: 11 Surface charge: 0 Complexity: 206 Number of

Purpose 1used as pharmaceutical raw materials, health care products, intermediates, food additives, etcPurpose 2D-ribose is an important component of nucleic acid, the genetic material in living organisms, which occupies a pivotal position in the metabolism of nucleosides, proteins and fats, and has important physiological functions and broad application prospects. As a natural component of all cells in living organisms, D-ribose is closely related to the formation of adenylate and the regeneration of ATP, and is one of the most basic sources of energy for life metabolism.

Hydrazine hydrate, additionally recognised as hydrazine hydrate, is a colorless and obvious oily liquid with a mild ammonia smell, smoke in humid air, and is exceedingly alkaline and hygroscopic.

An organic compound, colorless transparent liquid with a relative density of 0.971, soluble in organic solvents such as alcohols, ethers and ethyl acetate.

n-propanol, additionally acknowledged as 1-propanol, is an natural compound with a easy structural formulation of CH3CH2CH2OH, a molecular formulation of C3H8O, and a molecular weight of 60.10. At room temperature and pressure, n-propanol is a obvious colorless liquid with a sturdy musty scent comparable to exterior alcohol, soluble in water, ethanol and ether.

L-alanine is an natural compound with the system C3H7NO2, is a colorless to white crystalline powder, soluble in water, ethanol, insoluble in ether and acetone. It is commonly used in biochemical research, tissue culture, liver feature determination, taste enhancer, can expand the seasoning impact of condiments, and can additionally be used as a bitter style correction agent to enhance the bitter style of natural acids.Physical data1.

Reactive oxygen species (ROS) is O2, with electron products, inclusive of oxygen one electron product oxygen anion O2-, two electron product hydrogen peroxide (H2O2), three electron product hydroxyl radical (OH-), nitric oxide, etc., quick half-life, fats soluble.

Chinese Name: Trogliptin succinateChinese aliases: trogliptin 2CAS No:1029877-94-8Molecular Formula: C22H26FN5O6Appearance white to beige solidUses: Using DPP-4 taken from Caco-2 cells as a material, the IC50 of trogliptin was measured to be 5.4nmol/L; Using the plasma DPP-4 of humans, dogs and rats as materials, the IC50s of tradagliptin were measured to be 4.2 nmol/L, 6.2 nmol/L and 9.7 nmol/L, respectively.

1.3-Butanediol is an natural compound with a molecular formulation of C4H10O2, by and large used in the instruction of polyester resin, polyurethane resin, plasticizer, etc., and additionally used as a humidifier and softener for textiles, paper and tobacco.Chinese Name: 1,3-ButanediolChinese aliases: 1,3-Dihydroxybutane; (±)-1,3-ButanediolEnglish alias: Butanediol; butane-1,3-diol; (3S)-butane-1,3-diol; (3R)-butane-1,3-diolCAS:107-88-0EINECS:203-529-7FEMA registration number: 2842Physical and chemical indicatorsAppearance: colorless, viscous l

Appearance characteristicsThis product is white crystal, m.p.138~140 °C, insoluble in water, soluble in alcohol, ether, etc.Melting Point: 134-136 °C (lit.)Melting Point: 134-136 °C(lit.)Boiling Point: 272.96°C (rough estimate)Density 1.35Density 1.35refractive index1.4500 (estimate)Flash point 250 °CFlash point 250 °CStorage conditions: 2-8 °CStorage conditionsStore at RT.Solubility H2O: 10 mg/mL at 37 °CSolubility in water Solubility 10 mg/mLat 37 °CMorphological crystallineThe color is whiteAcidity coefficient (pKa): 3.5 (at 25°C)Water solubility: 3.3 g/L (20 ºC)Merck14,851BRN779271Exposure

Aspartic acid, also known as aspartic acid, is a α-amino acid, the L-isomer of aspartic acid is one of the 20 protein amino acids, that is, the building unit of protein, its codons are GAU and GAC. It is an acidic amino acid with glutamic acid. It belongs to one of the non-essential amino acids in the human body. Aspartic acid is ubiquitous in biosynthesis. It is a synthetic precursor of amino acids such as lysine, threonine, isoleucine, methionine and purine and pyrimidine bases in living organisms.

Formic acid is an organic substance with the chemical formula HCOOH and a molecular weight of 46.03 , commonly known as formic acid, which is the simplest carboxylic acid. A colorless liquid with a pungent odor. Formic acid is a weak electrolyte, but its aqueous solution is weakly acidic and corrosive, which can stimulate skin blistering. It is usually found in the secretions of bees, certain ants, and caterpillars. It is an organic chemical raw material, also used as a disinfectant and preservative.Formic acid was first developed by J. J. -L.

Chinese name: 1-[[2-(4-chlorophenyl)ethyl]amino]-2-chloropropane hydrochloride Chinese synonymous with inexperienced casserin intermediate; Lorcaserin intermediate 2; Lorcaserin Impurity B; 1-[[2-(4-chlorophenyl)ethyl]amino]-2-chloropropane hydrochloride; Lorcaserin hydrochloride intermediate 2; 2-Chloro-N-(4-chlorophenethyl)propan-1-amine chloride; Lorcaserin impurity B (EP); Chlorocasein Impurity B English title 1-[[2-(4-Chlorophenyl)ethyl]amino]-2-chloropropane English synonym 1-[[2-(4-Chlorophenyl)ethyl]amino]-2-chloropropane; 1-[[2-(4-Chlorophenyl)ethyl]amino]-2-chloro

Chemical propertiesFormaldehyde and resorcinol react beneath alkaline stipulations to structure orange-red compounds, which are colorimetric at a most absorption wavelength of 460nm to become aware of low traces of formaldehyde in fabric and clothing.Since resorcinol can endure enol and ketone structure tautomerism, it can react with ammonia as follows:Ketone response of resorcinolUnder the motion of ammonia, m-phenyltriamine is got with the aid of response in ketone, and the

Appearance: yellow or orange-yellow crystalline powder; Odorless and tasteless; It is easy to decompose when exposed to lightMelting point 49-51 °cBoiling Point: 715.32°C (rough estimate)Density0.9145 (rough estimate)refractive index: 1.4760 (estimate)Storage conditions: −20°CSolubility is easily soluble in chloroform.Morphological neatColor: light orange to dark orangeSensitive to photosMerck9843BRN1900141Stable but may be sensitive to light or heat. Store at -20°C protected from light.

Brief introductionAE-active ester, chemical title 2-methoxyimino-2-(2-amino-4-thiazolyl)-(z)-thioacetic acid benzothiazole ester. Appearance: white or mild yellow crystalline powder, melting factor 128130 °C.

Trehalose, also known as fenose and fungose, is a non-reducing disaccharide composed of two glucose molecules with the molecular formula C12H22O11 [8].

CAS Number:1885-29-6Molecular formula:C7H6N2Molecular weight:118.14Chinese Name:2-AminobenzonitrileEnglish Name:2-AminobenzonitrileChinese aliases:NoneEnglish aliases:2-AminobenzonitrilePrecise molecular weight/precise mass:118.14Polar molecular surface area/PSA:Oil-water partition coefficient/LogP:The LogP value refers to the logarithmic value of the partition coefficient of a substance in the n-octanol/water two-phase system, reflecting the distribution of the substance in the oil-water two-phase system.

Also recognized as fluorenoneSpecification or purity 99%The English identify is 9-FluorenoneApplication It is a uncooked fabric for the practise of a range of first-class chemicals, commonly used in purposeful polymers, and it can additionally be used in medicine, pesticides, and dyes. 9-fluorenone has been extensively used as a precursor for the synthesis of a number natural digital materials.

Titanium dioxide, is an inorganic compound, chemical formula TiO2, is a white solid or powder amphoteric oxide, molecular weight 79.866, non-toxic, the best opacity, the best whiteness and brightness, is considered to be the best performance white pigment in the world today. Titanium white has strong adhesion, is not easy to chemically change, and is always snow-white. Widely used in coatings, plastics, papermaking, printing inks, chemical fiber, rubber, cosmetics and other industries.

Pharmacology and toxicologyWhen the plasma awareness exceeds 5 μg·mL-1, convulsions can occur, and at low doses, it can promote the outflow of K+ in myocardial cells, minimize the auto-discipline of the myocardium, and have anti-ventricular arrhythmic effect; At therapeutic doses, there is no full-size impact on the electrical endeavor of cardiomyocytes, atrioventricular conduction and contraction of myocardium; Further enlarge in blood awareness can reason slowing of cardiac conduction velocity, atrioventricular block,

Magnesium sulfate solution, volumetric laxatives and choleretic agents. It is used for catharsis, choleretic, duodenal drainage and nearby swelling.Ingredients BroadcastThe fundamental thing of this product is magnesium sulfate.It is a sterilized aqueous answer of magnesium sulfate. Magnesium sulfate (MgSO4.7H2O) have to be 95.0%~105.0% of the labeled amount.Molecular formula: MgSO4·7H2OMolecular weight: 246.48Indications BroadcastVolumetric laxatives and choleretics.

Sulfadiazine is an organic compound with a molecular formula of C10H10N4O2S, white or off-white crystals or powders, odorless, tasteless, and gradually darkened when exposed to light. Almost insoluble in water, soluble in boiling water (1:60), slightly soluble in ethanol and acetone, insoluble in chloroform and ether, soluble in dilute hydrochloric acid, sodium hydroxide solution or ammonia solution. Melting point 252~256 °C (simultaneous decomposition). Its sodium salt is white crystalline powder, odorless, slightly bitter taste. Gradient brownish upon light.

Method 1Its preparation methods are as follows:2,4-disulfophenol alkali melt hydrolysis method;o-chlorophenol hydrolysis;phenol direct oxidation;phenolic oxidation;O-hydroxycyclohexanone dehydroaromatization.Among them, (1) and (2) the process is complex, the three wastes are polluted, and they are gradually replaced by new processes, while methods (4) and methods (5) are being industrialized abroad.