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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


Aripiprazole Impurity-C
Aripiprazole Impurity-C
Sertraline HCl-  Polymorph  Form-II  reference std.
Sertraline HCl- Polymorph Form-II reference std.
Mesalamine Impurity-G
Mesalamine Impurity-G
Deschloro Cetrizine Ethanol
Deschloro Cetrizine Ethanol
N-Demethyl-N-Propanoyl Erythromycin
N-Demethyl-N-Propanoyl Erythromycin
Erythromycin Impurity 2 (Erthralosamine)
Erythromycin Impurity 2 (Erthralosamine)
Ibuprofen Impurity-C (2RS)-2-[4-(2-methylpropyl)phenyl]propanamide
Ibuprofen Impurity-C (2RS)-2-[4-(2-methylpropyl)phenyl]propanamide
NDMA-DIMETHYLAMINE NITROSO IMPURITY
NDMA-DIMETHYLAMINE NITROSO IMPURITY
Imiquimode Impurity- E
Imiquimode Impurity- E
Nimesulide Impurity-C 2-phenoxyaniline,
Nimesulide Impurity-C 2-phenoxyaniline,
Metoprolol Related compound C
Metoprolol Related compound C
Mesalamine Impurity-K
Mesalamine Impurity-K
Azitromycin  Impurity E
Azitromycin Impurity E
Azacitidine WS
Azacitidine WS
THPAM
THPAM
THPAM (1R,6S)-6-carbamoylcyclohex-3-ene-1-carboxylic acid
THPAM (1R,6S)-6-carbamoylcyclohex-3-ene-1-carboxylic acid
3-OH THPI (3aR,7aR)-4-hydroxy-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione
3-OH THPI (3aR,7aR)-4-hydroxy-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione
2-Cyanobenzoic acid
2-Cyanobenzoic acid
Alogliptin Related Compound 24
Alogliptin Related Compound 24
Acitretin Impurity 4
Acitretin Impurity 4
Azathioprine  Impurity E Sodium Salt
Azathioprine Impurity E Sodium Salt
Isopropyl ethane sulphonate(IPES)
Isopropyl ethane sulphonate(IPES)
Acetylsalicylsalicylsalicylic Acid
Acetylsalicylsalicylsalicylic Acid
Azacitidine Impurity 9
Azacitidine Impurity 9
Azathioprine  Impurity G (Thiamiprine)
Azathioprine Impurity G (Thiamiprine)
THPAI (1R,2S)-cyclohex-4-ene-1,2-dicarboxylic acid
THPAI (1R,2S)-cyclohex-4-ene-1,2-dicarboxylic acid
1-(Allyloxy)-4-nitrobenzene
1-(Allyloxy)-4-nitrobenzene
1-(3-Methoxyphenyl)piperazine dihydrochloride
1-(3-Methoxyphenyl)piperazine dihydrochloride
Methyl 1-boc-4-methylpiperidine¬4-carboxylate
Methyl 1-boc-4-methylpiperidine¬4-carboxylate
Methyl 1-benzoyl-piperidine¬4-carboxylate Hydrochloride
Methyl 1-benzoyl-piperidine¬4-carboxylate Hydrochloride
4-Allyl-1-boc-piperidine¬4-carboxylic acid
4-Allyl-1-boc-piperidine¬4-carboxylic acid
Thiazolidine-2,4-dione
Thiazolidine-2,4-dione
1-Benzyl-piperidine¬4-carboxylic acid
1-Benzyl-piperidine¬4-carboxylic acid
1-Acetyl-piperidine-2-carboxylic acid
1-Acetyl-piperidine-2-carboxylic acid
1-Benzoylpiperidin¬4-yl acetate
1-Benzoylpiperidin¬4-yl acetate
2-Methoxyphenyl benzoate
2-Methoxyphenyl benzoate
Tert-Butyl 4-Nitrophenyl Carbonate
Tert-Butyl 4-Nitrophenyl Carbonate
2-Methoxy¬5-pyridineboronic acid
2-Methoxy¬5-pyridineboronic acid
Thiophene-3-carboxylic acid
Thiophene-3-carboxylic acid
R-Apremilast  , Apremilast R-Isomer
R-Apremilast , Apremilast R-Isomer