28
Oct
2025

Louston International Inc.

Exhibitor at CPHI Frankfurt 2025 stand 11.1F78, API
About Us

Louston is focusing on developing and manufacturing fine chemicals in aromatic fluorine chemicals, heterocyclic chemicals (purines, pyrimidines, pyrazines, piperazines, pyridines, thiazoles), chiral building blocks and oligonucleosides. We produce prioritary line of products while conducting custom manufacturing and custom synthesis. Our manufacturing facility is ISO900 certified and we can also produce following cGMP guidelines. Our commercial manufacturing facility is located in China, which will offer you long term cost savings.

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  • US
  • 2015
    On CPHI since
Company types
Contract Service
Manufacturer/Innovator
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Event information
CPHI Frankfurt 2025
  • 28 Oct 2025 - 30 Oct 2025
  • Messe, Frankfurt
  • Visit us at stand 11.1F78, API

Products Featured at CPHI Frankfurt 2025

  • (-)-2-Amino-4-phenylbutyric acid

    Product (-)-2-Amino-4-phenylbutyric acid

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (-)-2-amino-4-phenylbutyric acid. Contact us for more information.
  • (-)-Corey aldehyde benzoate

    Product (-)-Corey aldehyde benzoate

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (-)-corey aldehyde benzoate. Contact us for more information.
  • (-)-Trans-4-(4'-Fluorophenyl)-3- hydroxymethyl-N-ethylpiperidine

    Product (-)-Trans-4-(4'-Fluorophenyl)-3- hydroxymethyl-N-ethylpiperidine

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (-)-trans-4-(4'-fluorophenyl)-3- hydroxymethyl-n-ethylpiperidine. Contact us for more information.
  • (-)-Corey lactone 4- phenylbenzoate alcohol

    Product (-)-Corey lactone 4- phenylbenzoate alcohol

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (-)-corey lactone 4- phenylbenzoate alcohol. Contact us for more information.
  • (-)-Corey lactone benzoate

    Product (-)-Corey lactone benzoate

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (-)-corey lactone benzoate. Contact us for more information.
  • (+)-(1R,5S)-2- Oxabicyclo[3.3.0]oct-6-en-3-one

    Product (+)-(1R,5S)-2- Oxabicyclo[3.3.0]oct-6-en-3-one

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (+)-(1r,5s)-2- oxabicyclo[3.3.0]oct-6-en-3-one. Contact us for more information.
  • (+)-Corey lactone 4- phenylbenzoate alcohol

    Product (+)-Corey lactone 4- phenylbenzoate alcohol

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (+)-corey lactone 4- phenylbenzoate alcohol. Contact us for more information.
  • (±)-(3aR,4S,5R,6aS)- Hexahydro-5-hydroxy-4-(hydroxymethyl)-2H- cyclopenta[b]furan-2-one

    Product (±)-(3aR,4S,5R,6aS)- Hexahydro-5-hydroxy-4-(hydroxymethyl)-2H- cyclopenta[b]furan-2-one

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (±)-(3ar,4s,5r,6as)- hexahydro-5-hydroxy-4-(hydroxymethyl)-2h- cyclopenta[b]furan-2-one. Contact us for more information.
  • (±)-2-Oxabicyclo[3.3.0]oct-6-en- 3-one

    Product (±)-2-Oxabicyclo[3.3.0]oct-6-en- 3-one

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (±)-2-oxabicyclo[3.3.0]oct-6-en- 3-one. Contact us for more information.
  • (±)-Corey lactone 4- phenylbenzoate alcohol

    Product (±)-Corey lactone 4- phenylbenzoate alcohol

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (±)-corey lactone 4- phenylbenzoate alcohol. Contact us for more information.
  • (±)-Corey lactone benzoate

    Product (±)-Corey lactone benzoate

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (±)-corey lactone benzoate. Contact us for more information.
  • (±)(3ar,4r,5r,6as)-4-((r,e)-4-(3- chlorophenoxy)-3-hydroxybut-1-enyl)-5- hydroxy-hexahydrocyclopenta[b]furan- 2-one

    Product (±)(3ar,4r,5r,6as)-4-((r,e)-4-(3- chlorophenoxy)-3-hydroxybut-1-enyl)-5- hydroxy-hexahydrocyclopenta[b]furan- 2-one

    Louston International Inc. offers wide range of products which includes (±)(3ar,4r,5r,6as)-4-((r,e)-4-(3- chlorophenoxy)-3-hydroxybut-1-enyl)-5- hydroxy-hexahydrocyclopenta[b]furan- 2-one. It belongs to advanced intermidiates category. Contact us for more information.
  • (1S,2R)-2-(2-Hydroxyethyl)-3- cyclopenten-1-ol

    Product (1S,2R)-2-(2-Hydroxyethyl)-3- cyclopenten-1-ol

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (1s,2r)-2-(2-hydroxyethyl)-3- cyclopenten-1-ol. Contact us for more information.
  • (1s,4r)-4-amino-2-cyclopentene-1- methanol-d-hydrogentatrate

    Product (1s,4r)-4-amino-2-cyclopentene-1- methanol-d-hydrogentatrate

    Louston International Inc. offers wide range of products which includes (1s,4r)-4-amino-2-cyclopentene-1- methanol-d-hydrogentatrate. It belongs to advanced intermidiates category. Contact us for more information.
  • (2R,3R,4S,5R)-2-[(Benzoloxy)methyl]-4-hydroxy- 5-methyoxy-4-methyltetrahydro- 3-furanylbenzoate

    Product (2R,3R,4S,5R)-2-[(Benzoloxy)methyl]-4-hydroxy- 5-methyoxy-4-methyltetrahydro- 3-furanylbenzoate

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (2r,3r,4s,5r)-2-[(benzoloxy)methyl]-4-hydroxy- 5-methyoxy-4-methyltetrahydro- 3-furanylbenzoate. Contact us for more information.
  • (2R,3R,5R)-2-[(Benzoyloxy)methyl]-5-methoxy- 4-oxotetrahydor-3-furanylbenzoate

    Product (2R,3R,5R)-2-[(Benzoyloxy)methyl]-5-methoxy- 4-oxotetrahydor-3-furanylbenzoate

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (2r,3r,5r)-2-[(benzoyloxy)methyl]-5-methoxy- 4-oxotetrahydor-3-furanylbenzoate. Contact us for more information.
  • (2R,4R,5R)-4-(Benzoyloxy)-5-[(benzoyloxy)methoxy]-3- oxotetrahydor-2-furanylbenzoate

    Product (2R,4R,5R)-4-(Benzoyloxy)-5-[(benzoyloxy)methoxy]-3- oxotetrahydor-2-furanylbenzoate

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (2r,4r,5r)-4-(benzoyloxy)-5-[(benzoyloxy)methoxy]-3- oxotetrahydor-2-furanylbenzoate. Contact us for more information.
  • (2S,3S,4R,5S)-4-Benzoyloxy-5- [(benzoyloxy)methyl]-3- hydroxytetrahydro-2-furanylbenzoate

    Product (2S,3S,4R,5S)-4-Benzoyloxy-5- [(benzoyloxy)methyl]-3- hydroxytetrahydro-2-furanylbenzoate

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes (2s,3s,4r,5s)-4-benzoyloxy-5- [(benzoyloxy)methyl]-3- hydroxytetrahydro-2-furanylbenzoate. Contact us for more information.
  • (3ar,4r,5r,6as)-4-[(3r)-3-hydroxy-5- phenylpentyl]-2- oxoperhydrocyclopenta[b]furan-5-yl benzoate

    Product (3ar,4r,5r,6as)-4-[(3r)-3-hydroxy-5- phenylpentyl]-2- oxoperhydrocyclopenta[b]furan-5-yl benzoate

    Louston International Inc. offers wide range of products which includes (3ar,4r,5r,6as)-4-[(3r)-3-hydroxy-5- phenylpentyl]-2- oxoperhydrocyclopenta[b]furan-5-yl benzoate. It belongs to advanced intermidiates category. Contact us for more information.
  • 2-Chloro-5-methoxypyridine

    Product 2-Chloro-5-methoxypyridine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2-Chloro-5-methoxypyridine. Contact us for more information.
  • 2-Chloro-5-nitropyridine

    Product 2-Chloro-5-nitropyridine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2-Chloro-5-nitropyridine. Contact us for more information.
  • 2-Deoxy-2-fluoro-1,3,5-tri-O- benzoyl-D-ribofuranose

    Product 2-Deoxy-2-fluoro-1,3,5-tri-O- benzoyl-D-ribofuranose

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes 2-deoxy-2-fluoro-1,3,5-tri-o- benzoyl-d-ribofuranose. Contact us for more information.
  • 2-Deoxy-2-fluoro-2-methyl-D- erythropentenoic acid-rlactone,3,5-dibenzoate

    Product 2-Deoxy-2-fluoro-2-methyl-D- erythropentenoic acid-rlactone,3,5-dibenzoate

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes 2-deoxy-2-fluoro-2-methyl-d- erythropentenoic acid-rlactone,3,5-dibenzoate. Contact us for more information.
  • 2-Deoxy-3,5-di-O-p-toluoyl-Lribofuranosyl chloride

    Product 2-Deoxy-3,5-di-O-p-toluoyl-Lribofuranosyl chloride

    Louston International Inc provides wide range of chiral building blocks & chiral synthons which includes 2-deoxy-3,5-di-o-p-toluoyl-lribofuranosyl chloride. Contact us for more information.
  • 2-Fluoronicotinic acid

    Product 2-Fluoronicotinic acid

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2-Fluoronicotinic acid. Contact us for more information.
  • 2-Fluoronicotinic acid methyl ester

    Product 2-Fluoronicotinic acid methyl ester

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2-Fluoronicotinic acid methyl ester. Contact us for more information.
  • 2-Hydroxy-3-nitro-4-methylpyridine

    Product 2-Hydroxy-3-nitro-4-methylpyridine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2-Hydroxy-3-nitro-4-methylpyridine. Contact us for more information.
  • 2-methyl-3-fluorobenzoic acid

    Product 2-methyl-3-fluorobenzoic acid

    Louston International Inc. offers wide range of products which includes 2-methyl-3-fluorobenzoic acid. It belongs to organic fluoro-chemicals category. Contact us for more information.
  • 2-methyl-3-fluorobenzonitrile

    Product 2-methyl-3-fluorobenzonitrile

    Louston International Inc. offers wide range of products which includes 2-methyl-3-fluorobenzonitrile. It belongs to organic fluoro-chemicals category. Contact us for more information.
  • 2-methyl-3-trifluoromethylaniline

    Product 2-methyl-3-trifluoromethylaniline

    Louston International Inc. offers wide range of products which includes 2-methyl-3-trifluoromethylaniline. It belongs to organic fluoro-chemicals category. Contact us for more information.
  • 2-Methyl-4-nitropyridine

    Product 2-Methyl-4-nitropyridine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2-Methyl-4-nitropyridine. Contact us for more information.
  • 2-Methylsulfonyl-4,6- dimethoxypyrimidine

    Product 2-Methylsulfonyl-4,6- dimethoxypyrimidine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2-Methylsulfonyl-4,6- dimethoxypyrimidine. Contact us for more information.
  • 2-nitro-3,4,5-trifluoro anisole

    Product 2-nitro-3,4,5-trifluoro anisole

    Louston International Inc. offers wide range of products which includes 2-nitro-3,4,5-trifluoro anisole. It belongs to organic fluoro-chemicals category. Contact us for more information.
  • 2-Picolylamine

    Product 2-Picolylamine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2-Picolylamine. Contact us for more information.
  • 2-Pyridinecarbaldehyde oxime

    Product 2-Pyridinecarbaldehyde oxime

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2-Pyridinecarbaldehyde oxime. Contact us for more information.
  • 2-Pyridinecarboxaldehyde

    Product 2-Pyridinecarboxaldehyde

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2-Pyridinecarboxaldehyde. Contact us for more information.
  • 2,2-difluoroethylamine

    Product 2,2-difluoroethylamine

    Louston International Inc. offers wide range of products which includes 2,2-difluoroethylamine. It belongs to organic fluoro-chemicals category. Contact us for more information.
  • 2,2'-anhydro-5-methyluridine

    Product 2,2'-anhydro-5-methyluridine

    Louston International Inc. offers wide range of products which includes 2,2'-anhydro-5-methyluridine. It belongs to advanced intermidiates category. Contact us for more information.
  • 2,2'-Dipyridyl

    Product 2,2'-Dipyridyl

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2,2'-Dipyridyl. Contact us for more information.
  • 2,3-Cyclopentenopyridine

    Product 2,3-Cyclopentenopyridine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2,3-Cyclopentenopyridine. Contact us for more information.
  • 2,3-Diaminopyridine

    Product 2,3-Diaminopyridine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2,3-Diaminopyridine. Contact us for more information.
  • 2,3-Dibromo-5-methylpuridine

    Product 2,3-Dibromo-5-methylpuridine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2,3-Dibromo-5-methylpuridine. Contact us for more information.
  • 2,3-Dibromopyridine

    Product 2,3-Dibromopyridine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2,3-Dibromopyridine. Contact us for more information.
  • 2,3-dichloro-4-fluoroaniline

    Product 2,3-dichloro-4-fluoroaniline

    Louston International Inc. offers wide range of products which includes 2,3-dichloro-4-fluoroaniline. It belongs to organic fluoro-chemicals category. Contact us for more information.
  • 2,3-Dichloro-5-(trifluoromethyl)pyridine

    Product 2,3-Dichloro-5-(trifluoromethyl)pyridine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2,3-Dichloro-5-(trifluoromethyl)pyridine. Contact us for more information.
  • 2,3-Dichloropyridine

    Product 2,3-Dichloropyridine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2,3-Dichloropyridine. Contact us for more information.
  • 2,3-difluoro-4-bromoanisole

    Product 2,3-difluoro-4-bromoanisole

    Louston International Inc. offers wide range of products which includes 2,3-difluoro-4-bromoanisole. It belongs to organic fluoro-chemicals category. Contact us for more information.
  • 2,3-difluoro-4-cyanophenol

    Product 2,3-difluoro-4-cyanophenol

    Louston International Inc. offers wide range of products which includes 2,3-difluoro-4-cyanophenol. It belongs to organic fluoro-chemicals category. Contact us for more information.
  • 2,3-Difluoro-5-chloropyridine

    Product 2,3-Difluoro-5-chloropyridine

    Louston International Inc provides wide range of Pyridines & Pirimidines which includes 2,3-Difluoro-5-chloropyridine. Contact us for more information.
  • 2,3-difluoro-6-nirophenol

    Product 2,3-difluoro-6-nirophenol

    Louston International Inc. offers wide range of products which includes 2,3-difluoro-6-nirophenol. It belongs to organic fluoro-chemicals category. Contact us for more information.
  • 2,3-difluoro-6-nitroanisole

    Product 2,3-difluoro-6-nitroanisole

    Louston International Inc. offers wide range of products which includes 2,3-difluoro-6-nitroanisole. It belongs to organic fluoro-chemicals category. Contact us for more information.
  • 2,3-difluoroaniline

    Product 2,3-difluoroaniline

    Louston International Inc. offers wide range of products which includes 2,3-difluoroaniline. It belongs to organic fluoro-chemicals category. Contact us for more information.