Company Profile
Beijing Top Science Biological Technology Co., Ltd stands as a prominent chemical enterprise nestled within the Jre Three Mile area of Beijing, China. Established in 2014, the company's mission revolves around the development and manufacture of top-tier biological products tailored for diverse applications within the pharmaceutical, diagnostics, and research domains. With an adept cadre of seasoned scientists and technicians, Top Science is unwavering in its commitment to furnishing customers with cutting-edge and efficacious solutions.
Operational within a capacious 20,000 square meter facility, the company boasts state-of-the-art laboratory and production amenities. This expansive setup is replete with cutting-edge equipment and technology, including a liquid chromatography system, high-performance liquid chromatography system, biochemical analyzer, and gel electrophoresis system. These resources empower the company to conduct an extensive spectrum of research and development undertakings, encompassing the synthesis and purification of biological products, assay and reagent development, and biological sample analysis.
In addition to its research and development pursuits, Top Science extends an array of services to its discerning clientele, encompassing contract research, custom manufacturing, and comprehensive technical support. The company's seasoned scientists and technicians, boasting profound expertise in biochemistry, molecular biology, and biotechnology, bring substantial experience to the fore in the formulation, production, and analysis of biological products.
Beijing Top Science Biological Technology Co., Ltd emerges as a preeminent chemical enterprise unwaveringly committed to delivering superlative biological products and services to its customer base. Bolstered by its avant-garde facilities and a proficient team of scientists and technicians, Top Science is adeptly poised to fulfill the requirements of clients within the pharmaceutical, diagnostic, and research sectors.
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Product List
| Product Name | Synonyms | CAS No. | Grate/Content | Operate |
|---|---|---|---|---|
(+)-Dipentene |
Cyclohexene,1-methyl-4-(1-methylethenyl)-,(4R)-;p-Mentha-1,8-diene,(R)-(+)-;Cyclohexene,1-methyl-4-(1-methylethenyl)-,(R)-;(4R)-1-Methyl-4-(1-methylethenyl)cyclohexene;(+)-p-Mentha-1,8-diene;(+)-Limonene;Carvene;d-Limonene;Limonene,(+)-;D-(+)-Limonene;(+)-(4R)-Limonene;Refchole;D-Limonene;(+)-Dipentene;d-(+)-Limonene;(R)-p-Mentha-1,8-diene;(+)-α-Limonene;(4R)-(+)-Limonene;(R)-(+)-p-Mentha-1,8-diene;(R)-4-Isopropenyl-1-methyl-1-cyclohexene;EC 7;Glidesafe;Biogenic SE 374;Glidsafe;(+)-(R)-Limonene;(R)-(+)-Limonene;(4R)-Limonene;(R)-Limonene;NK 1100;Fruits Dry;1-Methyl-4-prop-1-en-2-yl-cyclohexene;Woody River 8;Bio Clear;Clearene;HistoSolve X;Master Clear;Safsolv;Histo-Clear;(R)-1-Methyl-4-(prop-1-en-2-yl)cyclohex-1-ene;IVOD;R-Limonene;Alda 341;(4R)-1-Methyl-4-(prop-1-en-2-yl)cyclohex-1-ene;HB 09;7705-13-7;94765-75-0;95327-98-3;1051930-86-9 |
5989-27-5 | - / >99% | Inquiry |
(1S,2S)-(+)-2-Amino-1-phenyl-1,3-propanediol 28143-91-1 |
1,3-Propanediol,2-amino-1-phenyl-,(1S,2S)-;1,3-Propanediol,2-amino-1-phenyl-,L-threo-(+)-;1,3-Propanediol,2-amino-1-phenyl-,[S-(R*,R*)]-;(1S,2S)-2-Amino-1-phenyl-1,3-propanediol;L-(+)-threo-1-Phenyl-2-amino-1,3-propanediol;L-threo-1-Phenyl-2-amino-1,3-propanediol;(2S,3S)-3-Phenylpropane-2-amine-1,3-diol;(1S,2S)-(+)-2-Amino-1-phenyl-1,3-propanediol;(1S,2S)-(+)-1-Phenyl-2-amino-1,3-propanediol;(S,S)-2-Amino-1-phenyl-1,3-propanediol;(1S,2S)-2-Amino-1-phenylpropan-1,3-diol |
28143-91-1 | Industrial Grade, Pharma Grade, Food Grade / 99% | Inquiry |
(2,4-dihydroxy-5-isopropylphenyl)(5-((4-Methylpiperazin-1-yl)Methyl)isoindolin-2-yl)Methanone |
Methanone,[1,3-dihydro-5-[(4-methyl-1-piperazinyl)methyl]-2H-isoindol-2-yl][2,4-dihydroxy-5-(1-methylethyl)phenyl]-;1H-Isoindole,2-[2,4-dihydroxy-5-(1-methylethyl)benzoyl]-2,3-dihydro-5-[(4-methyl-1-piperazinyl)methyl]-;[1,3-Dihydro-5-[(4-methyl-1-piperazinyl)methyl]-2H-isoindol-2-yl][2,4-dihydroxy-5-(1-methylethyl)phenyl]methanone;(2,4-Dihydroxy-5-isopropylphenyl)[5-[(4-methylpiperazin-1-yl)methyl]-1,3-dihydroisoindol-2-yl]methanone;AT 13387;AT 13387X;Onalespib;ATI 3387;(2,4-Dihydroxy-5-propan-2-ylphenyl)-[5-[(4-methylpiperazin-1-yl)methyl]-1,3-dihydroisoindol-2-yl]methanone |
912999-49-6 | - / >98% | Inquiry |
(2E,4E,6E)-7-(4,4,7a-trimethyl-2,5,6,7-tetrahydrobenzofuran-2-yl)-3-me thyl-octa-2,4,6-trienoic acid |
2,4,6-Octatrienoic acid,7-(2,4,5,6,7,7a-hexahydro-4,4,7a-trimethyl-2-benzofuranyl)-3-methyl-,(2E,4E,6E)-;Retinoic acid,5,8-epoxy-5,8-dihydro-;(2E,4E,6E)-7-(2,4,5,6,7,7a-Hexahydro-4,4,7a-trimethyl-2-benzofuranyl)-3-methyl-2,4,6-octatrienoic acid;5,8-Epoxyretinoic acid;5,8-Monoepoxyretinoic acid |
3012-76-8 | - / 97% | Inquiry |
(3R)-2,3-Dihydro-5,7-dihydroxy-3-[(4-methoxyphenyl)methyl]-6,8-dimethyl-4H-1-benzopyran-4-one |
4H-1-Benzopyran-4-one,2,3-dihydro-5,7-dihydroxy-3-[(4-methoxyphenyl)methyl]-6,8-dimethyl-,(3R)-;(3R)-2,3-Dihydro-5,7-dihydroxy-3-[(4-methoxyphenyl)methyl]-6,8-dimethyl-4H-1-benzopyran-4-one;Methylophiopogonanone B;NE-IV;R-Methylophiopogonanone B |
74805-91-7 | - / >98% | Inquiry |
(R)-4-[1-(2,3-Dimethylphenyl)ethyl]-1H-imidazole hydrochloride |
1H-Imidazole,5-[1-(2,3-dimethylphenyl)ethyl]-,hydrochloride (1:1);1H-Imidazole,4-[1-(2,3-dimethylphenyl)ethyl]-,monohydrochloride;Medetomidine hydrochloride;Domitor;MPV 785;Zalopine;119264-93-6 |
86347-15-1 | - / >99% | Inquiry |
(S)-3-Aminoquinuclidine dihydrochloride |
1-Azabicyclo[2.2.2]octan-3-amine,hydrochloride (1:2),(3S)-;1-Azabicyclo[2.2.2]octan-3-amine,dihydrochloride,(S)-;1-Azabicyclo[2.2.2]octan-3-amine,dihydrochloride,(3S)-;3(S)-Aminoquinuclidine dihydrochloride;(S)-3-Aminoquinuclidine dihydrochloride;(S)-(-)-3-Aminoquinuclidine dihydrochloride;(3S)-3-Aminoquinuclidine dihydrochloride;(3S)-1-Azabicyclo[2.2.2]octan-3-amine dihydrochloride;(S)-Quinuclidin-3-amine dihydrochloride |
119904-90-4 | - / >98% | Inquiry |
(Z)-3-Methylpent-2-en-4-yn-1-ol |
2-Penten-4-yn-1-ol,3-methyl-,(2Z)-;2-Penten-4-yn-1-ol,3-methyl-,(Z)-;(2Z)-3-Methyl-2-penten-4-yn-1-ol;Z-3-Methyl-2-penten-4-yn-1-ol;cis-3-Methyl-2-penten-4-yn-1-ol;(Z)-3-Methylpent-2-en-4-yn-1-ol;cis-3-Methyl-2-pentene-4-yn-1-ol;1268395-95-4 |
6153-05-5 | Industrial Grade, Pharma Grade, Electron Grade / >99% | Inquiry |
1,1'-Carbonyldiimidazole |
Methanone,di-1H-imidazol-1-yl-;Imidazole,1,1′-carbonyldi-;1H-Imidazole,1,1′-carbonylbis-;Di-1H-imidazol-1-ylmethanone;N,N′-Carbonyldiimidazole;N,N′-Carbonylbis(imidazole);Diimidazol-1-yl ketone;1,1′-Carbonylbisimidazole;1,1′-Carbonylbis-1H-imidazole;1,1′-Carbonyldiimidazole;N,N-Carbonyldiimidazole;1-(1H-Imidazol-1-ylcarbonyl)-1H-imidazole;NSC 67203;Bis(imidazol-1-yl)methanone;Bis(imidazol-1-yl) ketone;Bis(1H-imidazol-1-yl)methanone;1,1-Carbonyldiimidazole;1-(1H-Imidazole-1-carbonyl)-1H-imidazole;128456-94-0 |
530-62-1 | - / >98% | Inquiry |
1,1'-Oxydi-2-propanol |
2-Propanol,1,1′-oxybis-;2-Propanol,1,1′-oxydi-;1,1′-Oxybis[2-propanol];Bis(2-hydroxypropyl) ether;1,1′-Oxydi-2-propanol;1,1′-Dimethyldiethylene glycol;NSC 8688;4-Oxaheptane-2,6-diol;1,1′-Oxybis-2-propanol;1-(2-Hydroxypropoxy)propan-2-ol;1,1′-Oxybis(propan-2-ol) |
110-98-5 | Industrial Grade, Pharma Grade, Electron Grade / 95% | Inquiry |
1,1,1-Trichloroethane 71-55-6 |
Ethane,1,1,1-trichloro-;Chlorten;1,1,1-Trichloroethane;Chlorothene;Methylchloroform;α-Trichloroethane;Aerothene TT;Inhibisol;Trichloroethane;Chlorothene NU;Methyltrichloromethane;Chlorothene VG;Chlorotene;α-T;CF 2;ICI-CF 2;Trichloromethylmethane;1,1,1-Trichlorethane;Chlorothene SM;Ethana NU;Tafclean;Cleanite;Three One S;Three One A;HCC 140a;F 140a;Genklene LB;TCA;NSC 9367;74552-83-3 |
71-55-6 | Industrial Grade, Pharma Grade, Electron Grade / >99% | Inquiry |
1,3,5-Benzenetricarboxylic acid chloride |
1,3,5-Benzenetricarbonyl trichloride;1,3,5-Benzenetricarbonyl chloride;Trimesoyl chloride;Trimesic acid trichloride;1,3,5-Benzenetricarboxylic acid chloride;1,3,5-Benzenetricarboxylic chloride;1,3,5-Tris(chlorocarbonyl)benzene;Trimesoyl trichloride;1,3,5-Tris(chloroformyl)benzene;Trimesinic acid trichloride;NSC 82328;1,3,5-Trimesoyl chloride;Trimesic acid chloride;84270-84-8;1640987-67-2 |
4422-95-1 | - / >99% | Inquiry |
1,3-DICHLOROBENZENE-D4 |
Benzene-1,2,3,5-d4,4,6-dichloro-;Benzene-1,2,3,5-d4,dichloro-;1,3-Dichlorobenzene-d4 |
2199-70-4 | Industrial Grade, Pharma Grade, Electron Grade / >98% | Inquiry |
1,4-Dioxan-2-one |
1,4-Dioxan-2-one;p-Dioxan-2-one;Acetic acid,(2-hydroxyethoxy)-,δ-lactone;p-Dioxanone;2-Oxo-1,4-dioxane;2-p-Dioxanone;Dioxanone;NSC 60534 |
3041-16-5 | - / >99.5% | Inquiry |
1-(2,6,6-Trimethyl-cyclohex-2-enyl)-but-2-en-1-one |
2-Buten-1-one,1-(2,6,6-trimethyl-2-cyclohexen-1-yl)-;1-(2,6,6-Trimethyl-2-cyclohexen-1-yl)-2-buten-1-one;2,6,6-Trimethyl-1-crotonyl-2-cyclohexene;α-Damascone;1-(2,6,6-Trimethyl-2-cyclohexenyl)-2-buten-1-one;72748-70-0 |
43052-87-5 | - / >99% | Inquiry |
1-(6-Methylpyridin-3-yl)-2-(4-(Methylthio)phenyl)ethanone |
Ethanone,1-(6-methyl-3-pyridinyl)-2-[4-(methylthio)phenyl]-;1-(6-Methyl-3-pyridinyl)-2-[4-(methylthio)phenyl]ethanone;1-(6-Methylpyridin-3-yl)-2-[4-(methylthio)phenyl]ethanone;1-(6-Methylpyridin-3-yl)-2-(4-methylsulfanylphenyl)ethanone |
221615-72-1 | - / >99% | Inquiry |
1-Butyl-3-methylimidazolium chloride |
1H-Imidazolium,3-butyl-1-methyl-,chloride (1:1);1H-Imidazolium,1-butyl-3-methyl-,chloride;1-Methyl-3-butylimidazolium chloride;3-Butyl-1-methylimidazolium chloride;1-Butyl-3-methylimidazolium chloride;1-n-Butyl-3-methylimidazolium chloride;1-Butyl-3-methyl-1H-imidazolium chloride;[BMIM]Cl;N-Butyl-N′-methylimidazolium chloride;1-Butyl-3-methylimidizolium chloride;LM 1039;Basionics ST 70;[C4Mim]Cl;[C4Mim+][Cl-] |
79917-90-1 | Industrial Grade, Pharma Grade, Electron Grade / >99% | Inquiry |
1-ETHYL-3-METHYLIMIDAZOLIUM ACETATE |
1H-Imidazolium,3-ethyl-1-methyl-,acetate (1:1);1H-Imidazolium,1-ethyl-3-methyl-,acetate;1-Ethyl-3-methylimidazolium acetate;3-Ethyl-1-methylimidazolium acetate;LM 1132;1-Methyl-3-ethylimidazolium acetate;Basionics BC 01;1-Ethyl-3-methylimidazolium ethanoate |
143314-17-4 | Industrial Grade, Pharma Grade, Electron Grade / >99% | Inquiry |
19-Nortestoterone decanoate |
Estr-4-en-3-one,17-[(1-oxodecyl)oxy]-,(17β)-;Estr-4-en-3-one,17β-hydroxy-,decanoate;Decanoic acid,ester with 17β-hydroxyestr-4-en-3-one;(17β)-17-[(1-Oxodecyl)oxy]estr-4-en-3-one;Deca-Durabolin;17β-Hydroxyestr-4-en-3-one decanoate;Nandrolone decanoate;19-Norandrostenolone decanoate;19-Nor-17β-hydroxy-3-ketoandrost-4-ene 17-decanoate;19-Nortestosterone decanoate;19-Nortestosterone 17β-decanoate;Norandrostenolone decanoate;Retabolil;17β-Hydroxyestr-4-en-3-one 17-decanoate;17β-Hydroxy-19-norandrost-4-en-3-one 17-decanoate;Deca-Durabol;Nortestosterone decanoate;Anabolicum;Decanofort;Extraboline;Hybolin decanoate;Nandrobolic LA;Deca-Hybolin;Anabolin Forte;17β-Nandrolone laureate;17β-Nortestosterone laureate;DECA-Deca-Durabolin;4-Estrene-17β-ol-3-one decanoate;9040-11-3 |
360-70-3 | - / 98% | Inquiry |
2,4,6,8-TETRAMETHYLCYCLOTETRASILOXANE |
Cyclotetrasiloxane,2,4,6,8-tetramethyl-;2,4,6,8-Tetramethylcyclotetrasiloxane;Tetramethylcyclotetrasiloxane;1,3,5,7-Tetramethylcyclotetrasiloxane;LS 8600;KF 9902;Hydrosilox;SIT 7530.0;1,3,5,7-Tetrahydrogen-1,3,5,7-tetramethylcyclotetrasiloxane;1,3,5,7-Cyclotetra(methylsiloxane);D 4H;D4H;2,4,6,8-Tetramethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane;121904-05-0 |
2370-88-9 | - / >98% | Inquiry |
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