Pharmaceutical Intermediates

Product Name: 1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone , Synonyms: 1,3-dimethyl-perhydro-2-pyrimidinone;1,3-dimethyl- , tetrahydro- pyrimidin-2-one;n,n’-dimethyltrim , ethyleneurea;tetrahydro-1,3-dimethyl- 2(1h)pyri , midine;tetrahydro-1,3-dimethyl-2(1h)-pyrimidinon;1 , ,3-Dimethyl-2- oxohexahydropyrimidine;1,3-Dimet , hyltetrahydropyrimidin-2(1H)-one;DMPUN,N'- , DiMethylpropyleneurea Melting point  -20 °C Boiling point  146 °C44 mm Hg(lit.) density  1.06 g/mL at 25 °C(lit.) vapor pressure  0.5 hPa (57 °C) refractive index  n20/D 1.488(lit.) Fp  121 °C storage temp.  Store below +30°C. form  Liquid pka -0.65±0.20(Predicted) color  Clear colorless to slightly yellow PH 11 (100g/l, H2O, 20℃) explosive limit 1.6-9.3%(V) Water Solubility  soluble Sensitive  Hygroscopic

Minimum Order: 10 long tons

Product Name: 2-Fluorobenzonitrile Synonyms: 2-Fluorocyanobenzene;2-Fluorophenyl Cyanide;NSC 88278;A nitrile o- fluorobenzene;Nitrile o-fluorobenzene;2-Fluorobenzenenitrile;O-Fluoroben , zonitile;2- Fluorobenzonitrile, 99% 25GR Product Categories: Aromatics;Miscellaneous Reagents;FINE Chemical & INTERMEDIATES;Aromatic Nitriles;Fluorobenzene;Nitrile;Fluorobenzene Series;Fluorine Compounds;Nitriles;C6 to C7;Cyanides/Nitriles;Nitrogen Compounds Melting point  -13.7 °C Boiling point  90 °C21 mm Hg(lit.) density  1.116 g/mL at 25 °C(lit.) refractive index  n20/D 1.505(lit.) Fp  165 °F storage temp.  Refrigerator form  Liquid color  Clear colorless to light brownish Water Solubility  Insoluble

Minimum Order: 10 long tons

Product Name: L-Glutamic acid α-tert·butyl ester Synonyms: L-Glutamicacida-tertutylester;L-Glutamic acid 1-(1,1-dimethylethyl) ester;(S)-4-amino-5-tert-butoxy-5-oxopentanoic acid;α-tert-Butyl L-GlutaMate;t- butoxycarbonyl-γ-aMinobutyric acid;L-Glutamic acid α-tert·butyl ester;L-GLUTAMIC ACID ALPHA-TERTBUTYL ESTER;1-TERT-BUTYL L-GLUTAMATE,98.0+%(T) Product Categories: Amino Acid tert-Butyl Esters;Amino Acids;Amino Acids (C- Protected);Biochemistry Melting point  140 °C Boiling point  326.8±32.0 °C(Predicted) density  1.133±0.06 g/cm3(Predicted) refractive index  14 ° (C=1, H2O) storage temp.  Store at 0°C pka 4.22±0.10(Predicted) form  Powder color  White

Minimum Order: 10 long tons

Product Name: Bromodiphenylmethane Synonyms: ALPHA-BROMODIPHENYLMETHANE;1,1’-(bromomethylene) , bis- benzen;1,1’(Bromomethylene)bisbenzene;Me , thane, bromodiphenyl-;DIPHENYLMETHYL BROMIDE;DIPHENYLBROMOMETHANE;BENZHYDRYL BROMIDE;BROMODIPHENYLMETHANE Product Categories: Pharmaceutical Intermediates Melting point  35-39 °C(lit.) Boiling point  184 °C20 mm Hg(lit.) density  0,9 g/cm3 refractive index  1.6290 (estimate) Fp  >230 °F storage temp.  Store below +30°C. solubility  0.45g/l color  White to cream to yellow to orange to brown crystals or fused solid PH 2 (H2O, 20℃)(saturated aqueous solution) Water Solubility  Insoluble Sensitive  Moisture Sensitive

Minimum Order: 10 long tons

Product Name: 1,3,5-Trimethoxybenzene Synonyms: 1,3,5-Trimethoxybenzene Vetec(TM) reagent grade, 98%;PHLOROGLUCINOL TRIMETHYL ETHER;TRISMETHOXYBENZENE;1,3,5-TriMethoxybenzene ReagentPlus(R), >=99%;1,3,5-Methoxybenzene;1,3,5-TriMetho;1 , ,3,5-trimethoxy-benzen;1,3,5- Trimethyoxybenzen , e Product Categories: Benzene derivates;Aromatic Ethers;ACTIVE PHARMACEUTICAL INGREDIENTS Melting point  50-53 °C (lit.) Boiling point  255 °C (lit.) density  1,126g/cm refractive index  1,533 Fp  186 °F storage temp.  Store below +30°C. solubility  methanol: 0.1 g/mL, clear, colorless form  Crystalline Powder color  White to cream Water Solubility  insoluble

Minimum Order: 10 long tons

Product Name: Iminostilbene Synonyms: 2,3,6,7-Dibenzazepine;5- Azadibenzo(a,e)cyclohe , ptatriene;Iminostibene carbonyl chloride;5H- Dibenz[b,f]azepine;Iminostilbene;o , ,o'-Iminostilbene;IMINOSTILBENECARBAMAZEPINE;1 , 1H- Benzo[b][1]benzazepine Product Categories: Heterocyclic Compounds;Aromatics;Heterocycles;Intermediates & Fine Chemicals;Metabolites & Impurities;Pharmaceuticals;Stilbenes (substituted);Building Blocks;Chemical Synthesis;Heterocyclic Building Blocks;N- Containing;Others;Pharmaceutical raw material;Aromatics, Heterocycles, Metabolites & Impurities, Pharmaceuticals, Intermediates & Fine Chemicals Melting point  197 °C Boiling point  221 °C(lit.) density  1.290 g/mL at 20 °C(lit.) refractive index  n20/D 1.523(lit.) Fp  >230 °F storage temp.  Refrigerator solubility  dioxane: 50 mg/mL, clear pka 1.71±0.20(Predicted) form  powder color  yellow to orange Water Solubility  Soluble in ethyl acetate (25 mg/ml), water (partly), dioxane, chloroform, and DMSO.

Minimum Order: 10 long tons

Product Name: 2,2,4,4-TETRAMETHYL-1,3-CYCLOBUTANEDIOL Synonym , s: 1,1,3,3-Tetramethylcyclobutanediol;2,2,4,4-Tetrame , thyl-1,3- cyclobutanediol,c&t;2,2,4,4-tetrameth , yl-3-cyclobutanediol;Tetramethyl-1,3- cyclobuta , nediol;2,2,4,4-TETRAMETHYL-1,3-CYCLOBUTANEDIOL;2,2 , ,4,4-Tetramethyl-1,3- cyclobutanediol, mixture of isomers;2,2,4,4-tetramethylcyclobutane-1,3-diol, mixed isomers;2,2,4,4-TETRAMETHYL-1,3-CYCLOBUTANEDIO , L, 99%, MIXTURE OF ISOMERS Product Categories: Organic Building Blocks;Oxygen Compounds;Cyclobutanes & Cyclobutenes;Simple 4-Membered Ring Compounds;Polyols Melting point  126-129 °C(lit.) Boiling point  210-215 °C(lit.) density  1.017 refractive index  1.5100 (estimate) Fp  125 °F storage temp.  Flammables area pka 14.67±0.70(Predicted)

Minimum Order: 10 long tons

Product Name: 4-Isopropenylphenol Synonyms: 4-Isopropenylphenol;4-(1-Methylvinyl)phenol;4-Hydr , oxy α- methylstyrene;4-Hydroxy-α-methylstyrene;α , -Methyl-4-hydroxystyrene;p- Isopropenylphenol;P , henol, 4-(1-methylethenyl)-;4-isoprophenylphenol M , elting point  85℃ Boiling point  136-137℃ (20 Torr) density  1.003±0.06 g/cm3 (20 ºC 760 Torr) Fp  97.7±8.4℃ pka 9.80±0.15(Predicted)

Minimum Order: 10 long tons

Product Name: p-Terphenyl Synonyms: [1,1':4',1'']TERPHENYL;biphenyl,4- , phenyl;diphenyl-1,4benzene;para- terphenyl;p-te , rphenyle;p-Triphenyl;Santowax P;santowaxp Product Categories: Analytical Reagents;Analytical/Chromatography;Arenes;Bioc , hemicals and Reagents;Building Blocks;Chemical Synthesis;Detection;Fluorescence/Luminescence Spectroscopy;Fluorescent Probes;Labels;Luminescent Compounds/Detection;Organic Building Blocks;Particles and Stains;Scintillation Reagents;Organics;Biphenyl & Diphenyl ether;Electroluminescence;Functional Materials;Spectroscopy;Wavelength Index Melting point  212-213 °C(lit.) Boiling point  389 °C(lit.) density  1.23 vapor density  7.95 (vs air) refractive index  1.5500 (estimate) Fp  207 °C form  Crystals or Crystalline Powder color  White to slightly beige Water Solubility  practically insoluble λmax 276nm(Cyclohexane)(lit.)

Minimum Order: 10 long tons

Product Name: Ethyl isocyanoacetate Synonyms: Acetic acid, isocyano-, ethyl ester;Ethylisocyanoacetate,98%;Isocyanoacetate , ;ethyl isocyanoacetate 2999-46-4;(2- Oxo-2-ethoxyethyl) isocyanide;2-Oxo-2-ethoxyethyl isocyanide;Ethoxycarbonylmethyl isocyanide;Ethyl 2-isocyanoacetate Product Categories: Building Blocks;Chemical Synthesis;straight chain compounds;fine chemicals, specialty chemicals, intermediates, electronic chemical, organic synthesis;Nitrogen Compounds;Organic Building Blocks;pharmacetical;Naphthyridine,Quinoline;I , socyanides;Nitrogen Compounds;Organic Building Blocks Boiling point  194-196 °C (lit.) density  1.035 g/mL at 25 °C (lit.) refractive index  n20/D 1.418(lit.) Fp  184 °F storage temp.  2-8°C form  Liquid color  Clear amber to dark brown Water Solubility  Miscible with organic solvents. Slightly miscible with water. Sensitive  Moisture & Light Sensitive

Minimum Order: 10 long tons

Product Name: 1,4-BENZODIOXAN-6-CARBOXALDEHYDE Synonyms: 2,3-DIHYDRO-BENZO[1,4]DIOXINE-6-CARBALDEHYDE;2,3-D , IHYDRO-1,4- BENZODIOXINE-6-CARBOXALDEHYDE;2,3-D , IHYDRO-1,4-BENZODIOXINE-6-CARBALDEHYDE;2,3- DIH , YDRO-1,4-BENZODIOXIN-6-CARBALDEHYDE;3,4-ETHYLENEDI , OXYBENZALDEHYDE;6-FORMYL-1,4- BENZODIOXANE;2,3- , Dihydro-1,4-benzodioxan-6-carbaldehyde;1,4-Benzodi , oxin-6- carboxaldehyde, 2,3-dihydro- Product Categories: Benzodioxanes;Building Blocks;Carbonyl Compounds;Chemical Synthesis;Heterocyclic Building Blocks;Organic Building Blocks;Aromatic Aldehydes & Derivatives (substituted);Aldehydes;BenzodioxanesCarbonyl Compounds;Building Blocks;C9;Heterocyclic Building Blocks;Benzodioxan Series Melting point  50-52 °C(lit.) Boiling point  105 °C15 mm Hg(lit.) density  1.2132 (rough estimate) refractive index  1.5380 (estimate) Fp  >230 °F solubility  Solubility in methanol is almost transparent. form  Chunks and Powder color  Yellow-beige

Minimum Order: 10 long tons

Product Name: 3-Bromopropyne Synonyms: G-BROMOALLYLENE;3-BROMO-1-PROPYNE;3-BROMOPROPYNE;1 , -Brom-2-propin;1- Bromo-2-propyne;2-Propynyl bromide;3-bromo-1-propyn;3-bromo-propyn Product Categories: Alkynes;Building Blocks;Acetylenes;Functionalized Acetylenes;Chemical Synthesis;Organic Building Blocks;ALKYL BROMIDE;Terminal;Electronic Chemicals;Materials Science;Micro/NanoElectronics;Others;pharmaceu , tical Melting point  -61°C Boiling point  97 °C density  1.38 g/mL at 20 °C refractive index  n20/D 1.494 Fp  65 °F storage temp.  Refrigerator form  Liquid color  Colorless - Yellow Water Solubility  Miscible with ethanol, ether, benzene, carbon tetrachloride and chloroform. Immiscible with water. Sensitive  Light Sensitive

Minimum Order: 10 long tons

Product Name: Cetylpyridinium chloride monohydrate Synonyms: Cetylpyridiniumchloride,monoh;Pyridinium,1- hex , adecyl-,chloride,monohydrate;1-CETYLPYRIDINIUM CHLORIDE 1- HYDRATE;CETYLPYRIDINIUM CHLORIDE 1-HYDRATE;1-Hexadecylpyridinium chloride monohydrate, 96.0- 101.0%;CETYLPYRIDINIUMCHLORIDE,MONOHYDRAT , E,USP;Ceetylpyridiniumchloride ;CETYL PYRIDIMUM CHLORIDE Product Categories: Heterocyclic Quarternary Ammonium Salts (Surfactants);Analytical Chemistry;Cationic Surfactants;Functional Materials;Ion Association;Pyridinium Compounds;Surfactants;CEPACOL Melting point  81-84 °C storage temp.  Store at RT. solubility  H2O: soluble0.5M, clear, colorless to faintly yellow form  Powder color  White PH 5.0-5.4 (10g/l, H2O, 20℃) Water Solubility  Soluble in water, alcohol, chloroform

Minimum Order: 10 long tons

Product Name: 1,12-Dibromododecane Synonyms: DODECAMETHYLENE DIBROMIDE;DODECANE DIBROMIDE;1,12- DIBROMODODECANE;alpha,omega-dib , romododecane;1,12-Dibromododecane 98%;1,12- Dibromododecane, 96 %;1,12-Dibromododecane ,95%;1,12-DibroMododecane, 96% 25GR Product Categories: Alkyl;Building Blocks;Chemical Synthesis;Halogenated Hydrocarbons;Organic Building Blocks;OLED materials,pharm chemical,electronic;Bromine Compounds;alpha,omega-Bifunctional Alkanes;alpha,omega- Dibromoalkanes;Monofunctio , nal & alpha,omega-Bifunctional Alkanes Melting point  38-42 °C (lit.) Boiling point  215 °C/15 mmHg (lit.) density  1.3950 (estimate) refractive index  1.4765 (estimate) Fp  >230 °F storage temp.  Store below +30°C. solubility  Soluble in hot methanol- almost transparency. form  Crystalline Solid color  Off-white to pale brown

Minimum Order: 10 long tons