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Rending quality & reliable services like Custom Technology Development, Contract Research Development, API Synthesis, Testing Facility, etc. and providing complementary products like Intermediates, Bulk Chemicals, Flavours and many more.

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About Us

Cleanchem Laboratories LLP is an independent reliable R&D based custom manufacturing company (CRAMS) delivering its numerous leading products to pharmaceutical, chemical, Sulfate Impurities, clinical research, specialty chemical, academic and government research institutions and healthcare industry. Cleanchem is fully research driven organization dealing with custom synthesis of impurity reference standards, NCE Building blocks, specialty chemicals, intermediates, complex organic chemicals for biomedical and pharmaceutical research. We also provide supplementary products such as secondary reference standards which are compared to USP, IP, EP or BP and accompanied with an advanced certificate of analysis (CoA).

Our motto is “To develop all the chemical products and processes environmental benign, high quality and cost effective”. Our manufacturing processes are majorly based on catalysis, which are ‘CLEAN’ and ‘GREEN’ taking an account on environment concern and global warming. Our strengthen workforce provide rapid response in both the quotes and the delivery of the product to the customers. This facilitates harmonized feedback from customers. We also respond to the concerns and needs of customers very promptly, efficiently and maintaining the confidentiality of their personal information.

Mission and Vision

  • To develop clean and green chemical processed for manufacturing of Abacavir Sulfate Impurities and allied products
  • To develop alternative, safer and eco-friendly products and processes
  • To be recognised as a reliable service provider for pharma, chemical and healthcare products industry in the world
  • To provide superior value to our customers by innovation, focused and specialized
  • To create a safe and sustainable work environment for people and giving opportunity for their improvement
  • To promote learning, innovation and leads towards excellence


N-Nitroso -di-n-butylamine
N-Nitroso -di-n-butylamine
N-Nitroso-N-methyl-4-aminobutyric Acid
N-Nitroso-N-methyl-4-aminobutyric Acid
N-Nitroso diethylamine
N-Nitroso diethylamine
N-Nitroso isopropylethylamine
N-Nitroso isopropylethylamine
N Nitrosodimethylamine
N Nitrosodimethylamine
N-Nitroso dibutylamine
N-Nitroso dibutylamine
2- 4-cyanophenyl Amino Acetic Acid
2- 4-cyanophenyl Amino Acetic Acid
Diphenhydramine Impurity-B 2-[(RS)-(4-methylphenyl)phenylmethoxy]-N,N-dimethylethanamine
Diphenhydramine Impurity-B 2-[(RS)-(4-methylphenyl)phenylmethoxy]-N,N-dimethylethanamine
Mirabegron Impurity- 4
Mirabegron Impurity- 4
Aripiprazole Impurity E
Aripiprazole Impurity E
Acyclovir  Impurity G
Acyclovir Impurity G
Chlortalidone
Chlortalidone
Mirabegron Impurity- C  (2R)-N-[2-(4-aminophenyl)ethyl]-2-hydroxy-2-phenylacetamide
Mirabegron Impurity- C (2R)-N-[2-(4-aminophenyl)ethyl]-2-hydroxy-2-phenylacetamide
Linezolid working std. N-{[(5R)-3-(3-fluoro-4-morpholin-4-ylphenyl)-2-oxo-1,3-oxazolidin-5-yl]
Linezolid working std. N-{[(5R)-3-(3-fluoro-4-morpholin-4-ylphenyl)-2-oxo-1,3-oxazolidin-5-yl]
Brexpiprazole Impurity 1
Brexpiprazole Impurity 1
Sertraline Mandalate
Sertraline Mandalate
Aripiprazole
Aripiprazole
Aripiprazole Impurity D
Aripiprazole Impurity D
Dabigatran aldehyde Impurity
Dabigatran aldehyde Impurity
1-Benzoyl¬4-hydroxypiperidine
1-Benzoyl¬4-hydroxypiperidine
2-Bromo-6-methylphenol
2-Bromo-6-methylphenol
Thiophene-3-carboxylic acid
Thiophene-3-carboxylic acid
N-Methylformanilide
N-Methylformanilide
1-Acetyl-piperidine-3-carboxylic acid
1-Acetyl-piperidine-3-carboxylic acid
1-Boc nipecotic acid
1-Boc nipecotic acid
N-(4-Acetylphenyl)-2-chloroacetamide
N-(4-Acetylphenyl)-2-chloroacetamide
Methyl 2-nitrobenzoate
Methyl 2-nitrobenzoate
Pyrazine-2-carboxylic acid
Pyrazine-2-carboxylic acid
2-Acetyl-5-chlorothiophene
2-Acetyl-5-chlorothiophene
Methyl 1-benzyl-piperidine¬3-carboxylate
Methyl 1-benzyl-piperidine¬3-carboxylate
4-Fluoro-2-nitrobenzyl bromide
4-Fluoro-2-nitrobenzyl bromide
N-(3-ACETYLPHENYL)-2-CHLOROACETAMIDE
N-(3-ACETYLPHENYL)-2-CHLOROACETAMIDE
R-Apremilast  , Apremilast R-Isomer
R-Apremilast , Apremilast R-Isomer