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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).

Mission and Vision

To develop clean and green chemical processed for manufacturing of Abacavir Sulfate Impurities and allied products...


Cilastatin Impurity
Cilastatin Impurity
Azithromycin  Impurity D
Azithromycin Impurity D
Allopurinol Impurity F (Mixture of Z and E Isomers)
Allopurinol Impurity F (Mixture of Z and E Isomers)
(R)-(+)-Styrene oxide
(R)-(+)-Styrene oxide
Brexpiprazole Impurity 3
Brexpiprazole Impurity 3
Aripiprazole Related Compound (OPC 14714) HCl
Aripiprazole Related Compound (OPC 14714) HCl
Chlortalidone Impurity 2
Chlortalidone Impurity 2
Paliperidone Impurity L
Paliperidone Impurity L
Aripiprazole Impurity 4
Aripiprazole Impurity 4
Gabapentin Impurity- B
Gabapentin Impurity- B
Brexpiprazole Impurity 18
Brexpiprazole Impurity 18
1,3-Dioxo-2-isoindolineaceticacid
1,3-Dioxo-2-isoindolineaceticacid
p-(2-Methoxyethyl) phenol
p-(2-Methoxyethyl) phenol
Azithromycin Impurity 2
Azithromycin Impurity 2
Avanafil impurity- 2
Avanafil impurity- 2
Aripiprazole Impurity 16
Aripiprazole Impurity 16
Aceclofenac  Impurity B
Aceclofenac Impurity B
Acetylsalicylsalicylsalicylic Acid
Acetylsalicylsalicylsalicylic Acid
Azacitidine WS
Azacitidine WS
Azathioprine  Impurity G (Thiamiprine)
Azathioprine Impurity G (Thiamiprine)
Alogliptin Related Compound 22
Alogliptin Related Compound 22
Alogliptin WS
Alogliptin WS
THPAM
THPAM
Aceclofenac Impurity I
Aceclofenac Impurity I
Isopropyl ethane sulphonate(IPES)
Isopropyl ethane sulphonate(IPES)
THPI (3aR,7aS)-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione
THPI (3aR,7aS)-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione
2-Cyanobenzoic acid
2-Cyanobenzoic acid
THPAI (1R,2S)-cyclohex-4-ene-1,2-dicarboxylic acid
THPAI (1R,2S)-cyclohex-4-ene-1,2-dicarboxylic acid
Alogliptin Related Compound 24
Alogliptin Related Compound 24
Azathioprine  Impurity E Sodium Salt
Azathioprine Impurity E Sodium Salt
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
THPAM (1R,6S)-6-carbamoylcyclohex-3-ene-1-carboxylic acid
THPAM (1R,6S)-6-carbamoylcyclohex-3-ene-1-carboxylic acid
Acitretin Impurity 4
Acitretin Impurity 4
Azacitidine Impurity 9
Azacitidine Impurity 9
1-Benzyl-4-piperidone
1-Benzyl-4-piperidone
2-Acetyl-5-cyanothiophene
2-Acetyl-5-cyanothiophene
N-(4-Acetylphenyl) methanesulfonamide
N-(4-Acetylphenyl) methanesulfonamide
Ethyl piperidine¬4-carboxylate hydrochloride
Ethyl piperidine¬4-carboxylate hydrochloride
tert-Butyl (2-Amino-2-methylpropyl) carbamate
tert-Butyl (2-Amino-2-methylpropyl) carbamate
Ethyl 4-nitrophenyl carbonate
Ethyl 4-nitrophenyl carbonate
tert-Butyl-(2-aminophenyl) carbamate
tert-Butyl-(2-aminophenyl) carbamate
Ethyl 1-benzyl-piperidine¬4-carboxylate
Ethyl 1-benzyl-piperidine¬4-carboxylate
3-Hydroxybenzyl alcohol
3-Hydroxybenzyl alcohol
2-Hydroxyphenyl benzoate
2-Hydroxyphenyl benzoate
1-Benzyl-piperidine¬4-carboxylic acid
1-Benzyl-piperidine¬4-carboxylic acid
4-Methoxy phenylboronic acid
4-Methoxy phenylboronic acid
3-(4-Methoxy benzoyl)propionic acid
3-(4-Methoxy benzoyl)propionic acid
1-Acetyl-piperidine¬4-carboxylic acid
1-Acetyl-piperidine¬4-carboxylic acid
2-Amino-4-methoxypyrimidine
2-Amino-4-methoxypyrimidine
5-Bromo-2-methoxyphenol
5-Bromo-2-methoxyphenol
Methyl 1-benzyl-piperidine¬3-carboxylate
Methyl 1-benzyl-piperidine¬3-carboxylate