Pharmaceutical Intermediates

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

Product Name: 12-Bromododecanol Synonyms: 12-Bromododecanol;12-BROMO-1-DODECANOL;12-BROMO-DO , DECAN-1-OL;12- BROMO-1-DODECANOL 98+%;12-Bromododecane-1-ol;12-Bromododecyl alcohol;12-Bromo-1- dodecanol 99%;1-Dodecanol, 12-bromo- Product Categories: OLED materials,pharm chemical,electronic;pharmacetical;omega-Bromoa , lkanols;omega-Functional Alkanols, Carboxylic Acids, Amines & Halides;Alcohols;C9 to C30;Oxygen Compounds Melting point  34-36 °C (lit.) Boiling point  155 °C/4 mmHg (lit.) density  1.1771 (rough estimate) refractive index  1.5130 (estimate) Fp  >230 °F storage temp.  0-10°C pka 15.20±0.10(Predicted)

Minimum Order: 10 long tons

Product Name: 11-Bromo-1-undecanol Synonyms: 11-Bromo-1-hydroxyundecane;11-Bromoundecan-1-ol;11 , -BroMo-1- undecanol puruM, >=99.0% (AT);11-Bromo-1-undecanol purum;11-BroMo-1-undecanol, 97% 10GR;11-BroMo-1-undecanol, 97% 50GR;1-Bromo-11-hydroxyundecane;UNDECAMETHYLENE BROMOHYDRIN Product Categories: Alcohols;Building Blocks;C11 to C30+;Chemical Synthesis;Organic Building Blocks;Oxygen Compounds;omega-Bromoalkanols;omega- Functional Alkanols, Carboxylic Acids, Amines & Halides;Linear hydrocarbon series;OLED materials,pharm chemical,electronic Melting point  46-49 °C(lit.) Boiling point  165-170 °C1 mm Hg(lit.) density  1.1887 (rough estimate) refractive index  1.5290 (estimate) Fp  >230 °F storage temp.  0-10°C solubility  chloroform: soluble50mg/mL, clear to slightly hazy, colorless to dark yellow pka 15.20±0.10(Predicted) form  Crystals or Crystalline Powder color  White to beige Water Solubility  Insoluble in water.

Minimum Order: 10 long tons

Product Name: (2R,3S)-3-(tert-Butoxycarbonyl)amino-1,2-epoxy-4-p , henylbutane Synonyms: (2R, 3S)-1,2-EPOXY-3-N-(TERT-BUTOXYCARBONYL)AMINO-4-PHE , NYLBUTANE; (2r,3s)-3-(n-boc-amino)-1-oxirane-4- , phenylbutane;(2R,3S)-3-(tert- Butoxycarbonyl)am , ino-1,2-epoxy-4-phenylbutane;[1(S)-BENZYL-2(R),3-E , POXYPROPYL]- CARBAMIC ACID TERT-BUTYL ESTER;THREO-N-BOC-L-PHENYLALANINE EPOXIDE;TERT-BUTYL (1S)-1-[(2R)-OXIRAN-2-YL]-2-PHENYLETHYLCARBAMA , TE;Tert-Butyl[(1S)-1-(2R)-Oxiranyl-2- Phenyleth , yl]carbamate;Carbamic acid,[(1S)-1-(2R)-oxiranyl-2-phenylethyl]-,1,1- dimethylethyl ester Product Categories: Heterocycles;chiral;Chiral Amino Epoxides;Aromatics Compounds;Aromatics;Chiral Reagents Boiling point  398.8±25.0 °C(Predicted) density  1.118±0.06 g/cm3(Predicted) pka 12.19±0.46(Predicted) Chemical Properties: White Crystalline Powder Uses: Atazanavir intermediate. Enantiomer R Uses: Atazanavir, Amprenavir Intermediate

Minimum Order: 10 long tons

Product Name: 2,3-DIFLUORO-5-(TRIFLUOROMETHYL)PYRIDINE Synony , ms: 2,3-DIFLUORO-5-(TRIFLUOROMETHYL)PYRIDINE;alpha,alp , ha,alpha,5,6- Pentafluoro-3-picoline;2,3-Difluo , ro-5-(trifluoromethyl)pyridine >;Pyridine, 2,3- difluoro-5-(trifluoromethyl)- Product Categories: alkyl Fluorine Melting point  -20°C Boiling point  104°C density  1,47 g/cm3

Minimum Order: 10 long tons

Product Name: 4'-(Trifluoromethyl)acetophenone Synonyms: 1-(4-Trifluoromethyl-phenyl)-ethanone;1-[4- (Tr , ifluoromethyl)phenyl]ethanone;Ethanone, 1-[4-(trifluoromethyl)phenyl]-;1-[4- (Trifluoro , methyl)phenyl]ethan-1-one;4'-(TRIFLUOROMETHYL) , ACETOPHENONE;4- (TRIFLUOROMETHYL)ACETOPHENONE;4 , -ACETYLBENZOFLUORIDE;4-ACETYLBENZOTRIFLUORIDE P , roduct Categories: Aromatic Acetophenones & Derivatives (substituted);ketone;Trifluoromethylbenzene serise;Aromatics Melting point  30-33 °C(lit.) Boiling point  79-80 °C8 mm Hg(lit.) density  0.92 refractive index  1.4604 Fp  184 °F storage temp.  Flammables area form  Low Melting Solid color  White to faintly yellow Chemical Properties: White to faintly yellow low melting solid Uses: A labelled acetophenone with selective antimycobacterial activity.

Minimum Order: 10 long tons

Product Name: 1-(2,2-diMethoxyethyl)-5-Methoxy-6-(Methoxycarbony , l)-4-oxo-1,4- dihydropyridine-3-carboxylic acid Synonyms: 1-(2,2-Dimethoxyethyl)-1,4-dihydro-3-methoxy-4-oxo , -2,5- pyridinedicarboxylic acid 2-methyl ester;1-[2,2-bis(methyloxy)ethyl]-5- (methyloxy , )-6-[(methyloxy)carbonyl]-4-oxo-1,4-dihydro-3-pyri , dinecarboxylic acid;1- (2,2-diMethoxyethyl)-5-Methoxy-6-(Metho , xycarbonyl)-4-oxo-1,4-dihydropyridine-3- carbox , ylic acid;2,5-Pyridinedicarboxylic acid, 1-(2,2-dimethoxyethyl)-1,4-dihydro- 3-methoxy-4 , -oxo-, 2-methyl ester;Dolutegravir Intermediates3;1-(2,2- Dimethoxyethyl)-1,4-dihy , dro-3-methoxy-4-oxo-2,5-pyridinedicarboxylic acid 2-methyl este;1-(2,2-dimethoxyethyl)-5-methoxy-4-oxo-1, , 4-dihydropyridine-3,6-dicarboxylic acid-6-methyl ester;Dulotegravir Me-N-4 Boiling point  474.1±45.0 °C(Predicted) density  1.36±0.1 g/cm3(Predicted) pka 5.56±0.40(Predicted)

Minimum Order: 10 long tons