CAS 86087-23-2-manufacture,factory,supplier from China

CAS:86087-23-2S-3-Hydroxytetrahydrofuran [1]English name: S-3-hydroxytetrahydrofuranChinese aliases: (S)-(+)3-hydroxy-tetrahydrofuran; (S)-(+)-3-Hydroxytetrahydrofuran; (S)-3-Hydroxytetrahydrofuran;S-3-Hydroxytetrahydrofuran; Afatinib intermediatesSYNONYMS: (S)-(+)-3-HYDROXY TETAHYDRO FURAN; (S)-(-)-3-HYDROXY TETRAHYDRO FURAN； S-(+)-3-HYDROXYTETRAHYDROFURAN； (S)-3-Hydroxyterthydrofurane； S-(+)-3-Hydroxytetrahydofuran； (2S)-2-Hydroxy-1,4-epoxybutane； (3S)-3-Hydroxytetrahydrofuran； (2S)-1,4-Epoxy-2-hydroxybutane； Afatinib intermediatesCAS：86087-23-2Molecular formula: C4H8O2Molecular weight: 88.1

S-3-Hydroxytetrahydrofuran [1]English name: S-3-hydroxytetrahydrofuranChinese aliases: (S)-(+)3-hydroxy-tetrahydrofuran; (S)-(+)-3-Hydroxytetrahydrofuran; (S)-3-Hydroxytetrahydrofuran;S-3-Hydroxytetrahydrofuran; Afatinib intermediatesSYNONYMS: (S)-(+)-3-HYDROXY TETAHYDRO FURAN; (S)-(-)-3-HYDROXY TETRAHYDRO FURAN； S-(+)-3-HYDROXYTETRAHYDROFURAN； (S)-3-Hydroxyterthydrofurane； S-(+)-3-Hydroxytetrahydofuran； (2S)-2-Hydroxy-1,4-epoxybutane； (3S)-3-Hydroxytetrahydrofuran； (2S)-1,4-Epoxy-2-hydroxybutane； Afatinib intermediatesCAS：86087-23-2Molecular formula: C4H8O2Molecular weight: 88.11Assay: 98%Pro

Appearance: white or off-white crystalline powder, odorless, bitter taste. Deterioration in contact with light. Mp214-220°C (decomposition); Specific rotation [α] 25D+157.5° (dioxane), +176° (chloroform), +162°-+169° (ethanol); The ethanol solution has a maximum absorption at a wavelength of 242 nm. This product is insoluble in water, insoluble in ether, slightly soluble in chloroform, soluble in acetone, ethanol. Soluble in concentrated sulfuric acid solution and green fluorescence.

Materialized propertiesDensity:1.52±0.1 g/cm3(Predicted)Boiling point:545.3±50.0 °C(Predicted)PSA：80.65000logP：2.52900Acidity coefficient (PKA):11.15±0.70(Predicted)English alias(S)-Methyl 3-(7-bromo-2-oxo-5-(pyridin-2-yl)-2,3-dihydro-1H-benzo[e][1,4]diazepin-3-yl)propanoate1H-1,4-Benzodiazepine-3-propanoic acid, 7-bromo-2,3-dihydro-2-oxo-5-(2- pyridinyl)-, methyl ester, (3S)-(3S)-(7-BroMo-2-oxo-5-pyridin-2-yl-2,3-dihydro-1H-benzo[e][1,4]diazepin-3-yl)-propionic acid Methyl esterMethyl 3-[(3S)-7-bromo-2-oxo-5-(2- pyridinyl)-2,3-dihydro-1H-1,4-benzodiazepin-3-yl]propanoateCAS308242-23-1InchiInC

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.

English alias(S)-Methyl 3-(7-bromo-2-oxo-5-(pyridin-2-yl)-2,3-dihydro-1H-benzo[e][1,4]diazepin-3-yl)propanoate1H-1,4-Benzodiazepine-3-propanoic acid, 7-bromo-2,3-dihydro-2-oxo-5-(2- pyridinyl)-, methyl ester, (3S)-(3S)-(7-BroMo-2-oxo-5-pyridin-2-yl-2,3-dihydro-1H-benzo[e][1,4]diazepin-3-yl)-propionic acid Methyl esterMethyl 3-[(3S)-7-bromo-2-oxo-5-(2- pyridinyl)-2,3-dihydro-1H-1,4-benzodiazepin-3-yl]propanoateCAS308242-23-1InchiInChI=1S/C18H16BrN3O3/c1-25-16(23)8-7-15-18(24)22-13-6-5-11(19)10-12(13)17(21-15)14-4-2-3-9-20-14/h2-6,9-10,15H,7-8H2,1H3,(H,22,24)/t15-/m0/s1InChIkeyPITXBYGUVDYTBQ-HNN

Chinese identify thiopronin Chinese synonymous N-(2-mercaptopropionyl)-glycine; Thiopron; Tiopronin; N-(2-Mercaptopropionyl)glycine; mercaptopropionylglycine; Thiopronin impurities; (±)-N-(2-mercapto-1-oxopropyl)glycine; TIOPRONIN English identify Tiopronin English synonym A-MERCAPTOPROPIONYL GLYCINE; ALPHA-MERCAPTO PROPIONYL GLYCINE; LABOTEST-BB LT00451995; TIOPRONIN; N-(2-MERCAPTOPROPIONYL)GLYCINE; TOPRONIN; (2-Mercaptopropionamido)acetic acid; (2-Mercaptopropionyl)glycineCAS1953-02-2Molecular system C5H9NO3S molecular weight 163.19EINECS217-778-4 associate

CAS 39263-32-6 Purity 98%Molecular weight 197.04 Molecular formula C7H5BrN2Leadtime In stock Size gItem No. 1031675 Application Chemical, bioindustry, pharmaceuticalFor more product specifications, please consult customer service; Product Name: 2-Amino-5-bromobenzonitrile_Leyan reagent; CAS：39263-32-6； Molecular Formula: C7H5BrN2; Molecular weight: 197.04; storage conditions: 2-8 °C, protect from light2-Amino-5-bromobenzonitrileCAS No.

Product Category: Chemical Intermediates - Other Intermediates Cas Number: 21739-92-4Product Specifications: 99% Packing: 25 kg Brand: Runde Detailed Description:5-Bromo-2-chlorobenzoic acidChinese synonyms: 2-Chloro-5-bromobenzoic acid; 5-Bromo-2-chlorobenzoic acid; 5-Bromo-2-chlorobenzoic acid; 5-BroMo-2-chlorobenzoic acid, 98+%; 5-Bromo-2-chlorobenzoic acid; 2-Chloro-5-bromobenzoic acid, 99.86%; 5-Bromo-2-chlorobenzoic acid/2-chloro-5-bromobenzoic acid; 5-BroMo-2-chlorobenzoic acid, 98+%Name: 5-Bromo-2-chlorobenzoic acidEnglish synonyms:Benzoic acid, 5-bromo-2-chloro-; 2-CHLORO-5-BROMOBENZO

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.

Cloxazon, chemical name 5-chloro-2-benzoxazolidone, molecular formula C7H4ClNO2, is a muscle relaxant acting on the center, used for various acute and chronic soft tissue (muscle, ligament) sprains, contusions, muscle aches after exercise, muscle spasms caused by central neuropathy and chronic fasciitis.【Chinese alias】Muscle relaxant; Chlordobenazole; 5-Chloro-2-hydroxybenzoxazole; Chloroxazolone; Chlordobenazole; Chlordobenazole; 5-Chloro-2-benzoxazolinone; 5-Chloro-2-benzoxazolone; 6-Chlorobenzoxazolone.【Molecular Formula】C7H4ClNO2 【Molecular Weight】169.57 【CAS】95-25-0【Usage and dosage】Oral:

Chinese aliaso-Aminobenzonitrile 2-aminobenzonitrile 2-cyanoaniline-o-cyanoaniline 2-aminobenzonitrile 50G2-aminobenzonitrile 2-aminobenzonitrile 2-amino-benzonitrile 2-aminophenylhydrazine 2-aminobenzonitrileEnglish aliasO-AMINOBENZONITRILE2-Aminobenzonitrile, (AnthranilonitrileO-CYANOANILINE2-amino-benzonitrilBenzonitrile,  o-amino-Aminobenzonitrile2-Cyano-1-aminobenzene2-amino-benzonitrile1-amino-2-cyanobenzene2-CyanoanilineEINECS 217-549-92- cyano-anilineAnthranilonitrileortho-cyanoaniline2-AminobenzolcarbonitrilBenzonitrile, 2-amino-amino benzonitrileBenzonitrile,2-amino2-Amino Benzo

CAS:21739-92-4Product Category: Chemical Intermediates - Other Intermediates Cas Number: 21739-92-4Product Specifications: 99% Packing: 25 kg Brand: Runde Detailed Description:5-Bromo-2-chlorobenzoic acidChinese synonyms: 2-Chloro-5-bromobenzoic acid; 5-Bromo-2-chlorobenzoic acid; 5-Bromo-2-chlorobenzoic acid; 5-BroMo-2-chlorobenzoic acid, 98+%; 5-Bromo-2-chlorobenzoic acid; 2-Chloro-5-bromobenzoic acid, 99.86%; 5-Bromo-2-chlorobenzoic acid/2-chloro-5-bromobenzoic acid; 5-BroMo-2-chlorobenzoic acid, 98+%Name: 5-Bromo-2-chlorobenzoic acidEnglish synonyms:Benzoic acid, 5-bromo-2-chloro-; 2-CHLOR

CAS 39263-32-6 Purity 98%Molecular weight 197.04 Molecular components C7H5BrN2Leadtime In inventory Size gItem No. 1031675 Application Chemical, bioindustry, pharmaceuticalFor greater product specifications, please seek advice from consumer service; Product Name: 2-Amino-5-bromobenzonitrile_Leyan reagent; CAS：39263-32-6； Molecular Formula: C7H5BrN2; Molecular weight: 197.04; storage conditions: 2-8 °C, guard from light2-Amino-5-bromobenzonitrileCAS No.

Chemical and physical properties of benzophenone hydrazoneDensity 1.1±0.1 g/cm3Boiling point 328.0±11.0 °C at 760 mmHgmelting point 95-98 °C(lit.)Molecular Formula C13H12N2Molecular weight 196.248Flash point 152.1±19.3 °CExact mass 196.100052PSA 38.38000LogP 2.79Appearance: White crystalline powderVapor pressure 0.0±0.7 mmHg at 25°CThe refractive index is 1.584Storage conditionsProtect from light, cool and dry place, sealed and storedstability Stable at room temperature and pressure, white crystalline powder.Molecular Molecular property data:1. Molar refractive index: 62.322.

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

Appearance: Light yellow crystalline powderMelting Point: 128-130 °C(lit.)Boiling Point:563.2±42.0 °C(Predicted)Density 1.63refractive index1.6200 (estimate)Storage conditions: Refrigerator, Under Inert AtmosphereSolubility soluble in chloroform (a little), methanol (a little)pKa1.22±0.10(Predicted)Morphological solidsThe color is pale yellowStability: Moisture sensitiveInChIKeyCOFDRZLHVALCDU-YVLHZVERSA-NCAS DataBase Reference80756-85-0Brief introductionAE-active ester, chemical name 2-methoxyimino-2-(2-amino-4-thiazolyl)-(z)-thioacetic acid benzothiazole ester.

N,N-dimethylformamide is an natural compound with the components C3H7NO and is a colorless obvious liquid. It is no longer solely a chemical uncooked fabric with a large vary of uses, however additionally an tremendous solvent with a broad vary of uses.

Boiling Point: 143-144 °C35 mm Hg(lit.)Density: 1.568 g/mL at 25 °C(lit.)Refractive index n20/D 1.572(lit.)Flash point > 230 °FSpecific gravity 1.568Sensitivity: Moisture sensitivityBRN4989077CAS DataBase Reference: 86393-34-2use2,4-Dichloro-5-fluorobenzoyl chloride is the main raw material for the preparation of third-generation quinolones such as trifluoroperidinol, trifluoroguabutenyl, pentafluridol and synthetic broad-spectrum antibiotics such as ciprofloxacin, and can also be used for pesticides, insecticides and ovicides, as well as the identification of plastics and resins.synthesisA

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.

Appearance: Colorless liquid. The boiling point is 189 °C, the relative density is 1.073 (25/4 °C), the refractive index is 1.4494, and the flash point is 76 °C. Soluble in organic solvents, insoluble in water.Melting point -52 °cBoiling Point: 189 °C(lit.)Density 1.075 g/mL at 20 °CVapor pressure 4.2hPa at 25°CRefractive index n20/D 1.449(lit.)Flash point 169 °FStorage conditions RefrigeratorMorphological liquidThe color is transparentWater solubility: 0.5-1.0 g/100 mL at 20 ºCBRN2506Stability is unstable. Sensitivity to light. MEHQ of about 100 ppm can be used as a stabilizer.

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.

2-Amino-3-hydroxypyridine properties, uses and production processPhysical and chemical properties 2-Amino-3-hydroxypyridine is gray-white to brown powder at room temperature and pressure, and has a certain alkalineness. It is insoluble in water, but has good solubility in alcoholic organic solvents, and can also be soluble in dimethyl sulfoxide with strong polarity. The chemical reaction 2-amino-3-hydroxypyridine structure contains a pyridine ring unit, the active hydroxyl group and amino group structure, and has good chemical reaction activity.

CAS:26412-87-3Chinese Name: Thiopidine trioxide Chinese synonyms: compounds of thiopidine trioxide; sulfur trioxide-pyridine complex; Pyridine sulfur trioxide; Thiopidine trioxide; Thiopidine trioxide complex; Synthesis of thiophorine trioxide; Sulfur trioxide yridine complex; Sulfurtrioxypyridine complicated [2]English name: Pyridine sulfur trioxide English synonyms: Pyridine, compd.withsulfurtrioxide (1:1); Salfurtrioxidepyri-dinecomplex; Sulfurtrioxide,compd.withpyridine(1:1); (DIMETHYLAMINOMETHYL) STYRENE; VINYLBENZYLDIMETHYLAMINE; N,N-DIMETHYLVINYLBENZYLAMINE; POLY(4-V