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Simson Pharma Limited is the Leading Impurity Standards Manufacturer & Supplier WorldWide. Find here the List of top selling Products accompanied by Certificate of Analysis.
Product Object
(15R)-Bimatoprost
(2S)-2,6-Diamino-N-[(1R)-1-methyl-2-phenylethyl]hexanamide dimethanesulfonate
(2S)-2-((4R)-2-oxo-4-propylpyrrolidin-1-yl)butanenitrile
(2S)-2-(2,5-Dioxo-3-propylpyrrolidin-1-yl)butanoic Acid
(3S,5R)-Atorvastatin Calcium Salt
(3S,5S,6S)-Bupropion ImpurityTrifluoroacetate Salt
(3S,E)-Latanoprost Isomer
(4S,6S)-6-[(Acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid,1,1-dimethylethyl ester
(6R)-5,10-Diformyltetrahydrofolic Acid
(R)-4-(hydroxymethyl)-2-(3-(isopropylamino)-1-phenylpropyl)phenyl isobutyrate
(S)-2-[3-(2-fluoro-benzyl)-4-(2-fluoro-benzyloxy)-benzylamino]propanamide
(S)-3-(pyrrolidine-2-carboxamido)benzoic acid compound with 2,2,2-trifluoroacetic acid
(S)-Ibrutinib
(S,R,R,R)-Orlistat
(Z)-rac-Luliconazole
1-(2-Phthalazin-1-ylhydrazino)phthalazine Hydrochloride
1-(3-(2-(Dimethylamino)ethyl)-3-hydroxy-2-oxoindolin-5-yl)-N-methyl methane sulfonamide
1-Beta-D-Ribofuranosyl-3-Guanylurea Picrate
1-Methyl-4-nitro-3-propyl-1H-pyrazole-5-carboxamide
10,11-dihydro-10-hydroxy Carbamazepine
10-Acetoacetyl Paclitaxel
10-Desmethyl Everolimus
13-Oxo-10-deacetyl Baccatin III
15(R)-Carboprost
15S-Travoprost
17-epi-pimecrolimus
17Beta-Estradiol 3-Beta-D-Glucuronide
2,6-Difluoro Dolutegravir
2-(6-((1H-1,2,4-triazol-1-yl)methyl)-1H-indol-3-yl)-N-methylethanamine
2-(Diethylamino)ethyl-4-(2-Hydroxybenzamido)benzoate
2-Amino-1-(2,5-dimethoxyphenyl)ethyl-2-aminoacetate dihydrochloride
2-Chloro Clomiphene Citrate
2-Chloro-N-(2,6-dimethyl phenyl)acetamide
2-Demethyl Colchicine
2-Methyl-3,17beta-Estradiol
25-Desacetyl Rifapentin
27-Ethyl Pimecrolimus
3-(1-Carboxyethyl)benzoic acid
3-(10,11-Dihydro-5H-dibenzo[b,f]azepin-5-yl)-N-methylpropan-1-amine
3-Hydroxy Donepezil
3-nitro-2-(nitrosooxy) benzoic acid
3-O-Acetyl Naltrexone
4-Amino-1,3-dimethyl-2,6-dioxy-5-nitrosopyrimidine
4-Amino-3,5-bis(4-pyridyl)-1,2,4-triazole
4-Desmethoxy-4-nitro Omeprazole
4-Epi-14,15-Dehydrated Pimecrolimus
4-epi-Dolutegravir
4-Epimer Tigecycline Impurity hydrochloride
4-Hydroxy benzoic acid
4-Hydroxy Propranolol Hydrochloride
4-O-Methylcarbidopa Impurity H
4-[2-[1-(4-Methylphenyl)ethylidene]hydrazinyl]benzenesulfonamide
5,6-dihydro Cinacalcet Hydrochloride
5-(azidomethyl)-2-butyl-4-chloro-1-((2`-isocyano-[1,1`-biphenyl]-4-yl)methyl)-1H-imidazole
5-azacytosine dipentose
5-beta-Dutasteride
5-Hydroxy Saxagliptin Trifluoroacetate
5-Oxo Atorvastatin
5-[1-(2,3-Dimethylphenyl)ethenyl]-1H-imidazole
6-acetyl-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidine-2,7(3H,8H)-dione
6-alpha-Hydroxy MedroxyProgesterone 17-Acetate
6-Hydroxy Melatonin
6-Hydroxybenzbromarone
6alpha-Hydroxy Paclitaxel
6beta-Acetyl Norethindrone Acetate
6beta-Hydroxy Triamcinolone Acetonide
6beta-methyl Prednisolone 21-Acetate
7,8-Dihydrobiopterin
7-Chloro-8-quinolinol
7-Epi Clindamycin
7-Epi lincomycin
7-Hydroxy Alosetron Hydrochloride
8,14-Dihydroxy-2,2,20,20-tetramethylhenicosanedioic acid
8-chloro-11-(4-fluoro-1-methylpiperidin-4-yl)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1.2`b]pyridine
9,10-Dihydroergocristine Methanesulfonate
9-cis-Retinoic Acid
Abiraterone Acetate-5,6-Epoxide
Acarbose EP Impurity A
Acarbose EP Impurity D
Acetoxyvalerenic Acid
Albendazole EP Impurity H
Alkene Leucine Carfilzomib
Almotriptan Related Compound D
Almotriptan USP Related Compound B Hemifumarate
Alogliptin Carbamoyl Impurity
Alogliptin Impurity 14
Alpha-Epoxyabiraterone Acetate
Amlodipine EP Impurity A
Amlodipine EP Impurity E (Besylate salt)
Amlodipine Galactose Adduct
Amoxicillin EP Impurity D Monosodium Salt
Amoxicillin Trimer
Amphotericin B EP Impurity A
Amphotericin B EP Impurity B
Amphotericin B EP Impurity C
Amphotericin B Methyl Ester
Anastrozole EP Impurity G
Apoatropine
Aprepitant (S,R,S)-Isomer
Aprepitant EP Impurity B
Aprepitant EP Impurity C
Aranthol Maleate
Articaine EP Impurity A
Articaine EP Impurity E
Atazanavir Benzylidenehydrazine Carbamate
Atazanavir EP Impurity J
Atazanavir Pyridinyl benzaldehyde lactose acetal
Atorvastatin 3-Deoxy-Hept-2-Enoic Acid Sodium Salt
Atorvastatin Cyclic Sodium Salt Isopropyl Impurity
Atorvastatin Lactam Impurity Ca salt
Atorvastatine Calcium Impurity-E
Azacitidine Impurity 18
Azathioprine Test Mixture
Azilsartan Metabolite I
Bacitracin A,EVOPURE
Bacitracin F
Baricitinib Diamine Impurity
Baricitinib Impurity 29
Beclometasone Dipropionate EP Impurity F
Benazepril EP Impurity B Hydrochloride
Benserazide Impurity B Hydrochloride
Benzydamine EP Impurity D
Beta-Hydroxy Thyroxine
Beta-Tocopherol
Betamethasone Acetate Impurity D
Betaxolol EP Impurity E
Biperiden EP Impurity D
BIS THF HNS Derivative 1
BIS THF HNS Derivative 2
bis(2-(4-((Z)-4-chloro-1,2-diphenylbut-1-en-1-yl)phenoxy)ethyl) carbonate
Bisdisulizole Disodium
Bivalirudin Plus Gly
Bleomycin Impurity 3
Bleomycin Impurity 4
Bleomycin Impurity 6
Bleomycin Impurity 7
Bortezomib Impurity (S,S-Isomer)
Bortezomib Impurity G
Bortezomib R,R and S,S Diastereomer impurities
Bortezomib R,R-Isomer Impurity
Bortezomib S-hydroperoxide
Bromopride Impurity B
Bupropion Amine Impurity
Buspirone EP Impurity E
Calcipotriol EP Impurity E
Calcipotriol EP Impurity F
Calcipotriol EP Impurity H
Carbamazepine EP Impurity C
Carbidopa BP Impurity D
Carboplatin EP Impurity A
Carfilzomib (2R,4S)-Diol
Carfilzomib Impurity 1(RSSSS)
Cefazolin EP Impurity L
Cefdinir Glyoxalic Analog
Cefdinir Lactone
Ceftaroline Fosamil Acetate
Ceftriaxone 3-Ene Isomer
Cephalexine RC K
Chlorhexidine Diacetate EP Impurity K
Chlorhexidine Digluconate Impurity B
Chlorpheniramine Imp D (maleate)
Cholecalciferol EP Impurity C
Cholecalciferol EP Impurity E
Ciprofibrate EP Impurity A
Ciprofloxacin EP Impurity B Hydrochloride
Ciprofloxacin EP Impurity D
Cis and endo Impurities (R,S / S,R Endo isomers)
Citalopram Alkene Dimer Chloride
Citalopram EP Impurity B
Citalopram Impurity-E (USP) (Citalopram N-Oxide)
Cladribine EP Impurity B
Clarithromycin EP Impurity A
Clenbuterol EP Impurity A
Clindamycin Impurity B
Clindamycin Phosphate EP Impurity J
Clindamycin Phosphate EP Impurity L
Clobetasol Propionate Impurity D
Clopidogrel EP Impurity-C
Cloticasone Propionate
Cyclophosphamide Related compound- B
Cycloserine Conensation Product
Cyclosporin Impurity B
Cytarabine EP Impurity I
Cytidine 5``-diphosphate ethanolamine
D-Glucono-1,5-lactone
Dapagliflozin C2 Epimer
Dapagliflozin Furanose Isomer
Dapagliflozin Keto Impurity
Dapoxetine N-Oxide
Darifenacin N-Oxide
Darifenacin R Isomer
Darifenacin S Isomer
Deamidated Eptifibatide
Deferasirox Ferrate (III) Tripotassium Complex
Dehydro Loratadine Isomer B
Dehydroepiandrosterone sulphate
Delta-9,11-methylprednisolone Acetate
Desethylbromopride
Desloratadine Citric Amide Impurity
Desloratadine N-Hydroxy Impurity
Desmethoxy Keto Esomeprazole
Desmethyl Meloxicam
Desmethyl-O-Benzyl Apixaban
Desmethylene Tadalafil
Desoxochlordiazepoxide
Dexamethasone Acetate EP Impurity C
Dexamethasone Sodium Phosphate Bisulfate Adduct
Dextrorphan Tartrate
Diacerein EP Impurity G
Diclofenac 2,5-Quinone Imine
Didesethyl Chloroquine
Difluprednate Impurity 5
Dihydralazine EP Impurity A
Dihydro Artemisinin Dimer
Dihydrocinchonidine Sulfate
Diltiazem Imp C
Diltiazem Impurity H (RC H)
Dimetindene Maleate Impurity E
Dirithromycin EP Impurity B
Dirithromycin EP Impurity C
Dirithromycin impurity D
Docetaxel EP Impurity C
Docusate Sodium Related Compound A Sodium Salt
Docusate Sodium Related Compound B
Docusate Sodium Related Compound C Sodium Salt
Docusate Sodium Related Compound D Sodium Salt
Dolutegravir Isomer 1
Donepezil EP Impurity C
Donepezil Open Ring Impurity (2-(3-(1-Benzylpiperidin-4-yl)-2-oxopropyl)-4,5-dimethoxybenzoic Acid)
Donepezil Open Ring Impurity Sodium
Dorzolamide EP Impurity A
Dorzolamide EP Impurity A Hydrochloride
Dosulepin EP Impurity B
Doxorubicin Impurity 6
Doxycycline EP Impurity A Hydrochloride
Doxylamine Pyridinyl-N-oxide
Dronedarone N-Oxide
Drospirenone EP Impurity E
Drotaveraldine
Droxidopa carbamate
Edaravone Impurity 2
Edoxaban Diastereomer-1 (1S,2S,4R)Tosylate salt
Edoxaban Impurity 7
Edoxaban Tosylate (RSS)-Isomer Methyl Benzene Sulfonate Salt
Edoxaban Tosylate SSS Isomer Tosylate Salt
Eltrombopag Chloro Impurity
Eltrombopag N-Oxide (Z-Isomer)
Empagliflozin 6-O-Glucuronide
Empagliflozin Impurity-D
Empagliflozin L-Glucono Diastereomer
Enatiomer of Efinaconazole
Enrofloxacin EP Impurity C Hydrochloride
ent-Lurasidone Hydrochloride
Entecavir 1-epimer
Equilin 3-O-beta-D-Glucuronide Sodium Salt
Equilin 3-Sulfate Sodium Salt
Erlotinib Chloroethene Impurity Hydrochloride
Erlotinib Dimer 2
Erythromycin EP Impurity K
Erythromycin Impurity I
Erythromycin Impurity M
Escitalopram EP Impurity I
Esomeprazole Impurity
Ethinyl Estradiol EP Impurity I
Ethinylestradiol EP Impurity F
Etoricoxib Impurity 8
Everolimus EP Impurity E
Famotidine Degradation Impurity 1
Fesoterodine Impurity D
Fidaxomicin Metabolite OP-1118
Finasteride EP Impurity B
Flecainide Impurity C
Fluconazole Impurity 2
Flunarizine Impurity D Dihydrochloride
Fluorescein EP Impurity A
Fluorescein Related Compound C
Fluorometholone Epoxy Metradiene
Flupentixol Impurity F Dihydrochloride
Fluticasone Dimer Impurity
Fluticasone O-fluoro methyl Ester
Fluticasone Thioacid Impurity
Fluvoxamine EP Impurity E
Folic Acid EP Impurity G Sulfate salt
Formoterol EP Impurity F (Mixture of Diastereomers)
Formoterol Fumarate EP Impurity E
Fosaprepitant (R,R,R)-Isomer
Furosemide EP Impurity A
Furosemide EP Impurity F
Furosemide Impurity 2
Galantamine EP impurity D (anhydrogalantamine)
Gemcitabine 5-benzoate
Glabridin
Gliclazide EP Impurity E
Gliclazide EP Impurity G
Glimepiride EP Impurity I
Glutathione EP Impurity D
Glycopyrrolate Impurity (Dehydro Glycopyrrole)
Glycopyrronium Bromide
Glycopyrronium EP Impurity N
Guanfacine-13C-15N3
Hexamidine EP Impurity D
Hydralazine Impurity 9
Hydrochlorothiazide EP Impurity B
Hydrocortisone EP Impurity J
Hydrocortisone-17-hemisuccinate sodium salt
Hydroxy Itraconazole
Hydroxychloroquine EP Impurity C Hydrochloride
Hydroxychloroquine Impurity 19
Hydroxyzine Acetic Acid Dihydrochloride
Hyoscine Butylbromide EP Impurity D
Ibandronate EP Impurity C
Ibrutinib Hydroxy Impurity