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Latest News | Dr.JCR BIO-SCIENCES PRIVATE LIMITED WE ARE HAPPY TO INVITE ...L NO:6 AND STALL NO:19. In house byproducts or Impurities: Abacavir Sulfate Impurities, Acamprosate Calcium Impurities, Acetyl Cyestine Impurities, Amlodipine Impurities, Bacitracin Zinc Impurities, Benserazide Impurities, Bisoprolol Impurities, Butyled Hydroxy tolulene Impurities, Ciprofloxacin HCl Impurities, Cisplatin Impurities, Citalopram Impurities, Clindamycin Impurities, Clonidine Impurities, Clopidogrel Impurities, Crospovidone Impurities, Cyclophosphamide Impurities, Cyclosporine Impurities, Deferasirox Impurities, Diclofenac Sodium Impurities, Diflunisal Impurities, Docetaxel Impurities, Donepezil HCl Impurities, Dorzolamide Impurities, Elitriptan Impurities, Enalapril maleate Impurities, Enoxaparin Impurities, Eprosartan mesylate Impurities, Ethyl Paraben Impurities, Etravirine Impurities, Febuxostat Impurities, Fenofibrate Impurities, Fluconozole Impurities, Fluindion Impurities, Fluindion Impurities, Fluticasone Fourate Impurities, Fluvastatin Impurities, Gabapentin Impurities, Glyburide Impurities, Hydrochlorothiazide Impurities, Ibuprofen Impurities, Indapamide Impurities, Irbesartan Impurities, Isosorbide Mononitrate Impurities, Lactose MonohydrateImpurities, LamivudineImpurities, LatanoprostImpurities, Leuprolide AcetateImpurities, Levodopa Impurities, Levofloxacin Impurities, Lisnopril Impurities, Llinezold Impurities, Losartan Potasssium Impurities, Lumifantrine Impurities, Maleic acid Impurities, Mesalamine Impurities, Metaxalone Impurities, Metformine HCl Impurities, Methocarbamol Impurities, Methyl Paraben Impurities, Metoprolol Impurities, Milnacipran Impurities, Minocycline HCl Impurities, Moxifloxacin Impurities, Mycophenolate Mofetil Impurities, Nabumetone Impurities, Naratriptan Impurities, Nepafenac Impurities, Nevirapine Impurities, Nicorandil Impurities, Olanzapine Impurities, Omeprazole Impurities, Ondansetron HCl Impurities, Orlistat Impurities, Paliperidone Impurities, Pancreatin Impurities, Perindopril Impurities, Pioglitazone HCl Impurities, Piperaquine Phospahte Impurities, PolyEthylene Glycol Impurities, Pregabalin Impurities, Proguanil HCl Impurities, Pyridoxin HCl Impurities, Ramipril Impurities, Ranitindine Impurities, Repaglinide Impurities, Rifampin Impurities, Risedronate Sodium Impurities, Risperidone Impurities, Stavudine Impurities, Tadalafil Impurities, Telmisartan Impurities, Timolol Maleate Impurities, Tobramycin Impurities, Transplatin Impurities, Valganciclovir HC lImpurities, Valsartan Impurities, Voriconazole Impurities, Zidovudine Impurities, Ziprasidone Impurities, Zonisamide Impurities.4-(2,6-Diamino-9H-purin-9-yl)-2-cyclopentene-1-methanol (Chemical Name: Descyclopropyl Abacavir), [4-(2,5-diamino-6- chloropyrimidin-4-ylamino)cyclopent-2-enyl]methanol, [(1S,4R)-4-(2- amino-6-chloro-9H-purin-9-yl)cyclopent-2-enyl]methanol hydrochloride: DR.JCR BIO, offering for Trainee Research Associates for Fresh M.Sc Chemistry to motivate in research field. Products:(2R,3R,4S)-1-(tert-buto...hene-2-carboxylic acid; 3-((3R,4R)-3,4-dimethylpiperidin-4-yl)phenol;2,4-Dihydroxy acetophenone; (R)-2-(benzyloxymethyl...-hydroxy Acetophenone;In house byproducts or ...e in research field.


Custom Synthesis

Our team of synthetic chemistry routinely synthesize reference compounds, intermediates, and product candidates from mg to kg scale (including GLP quality) for our clients. Our teams are skilled in both novel route design and route optimization. The team ability to prove outstanding skills in problem solving, our chemists demonstrated proven ability to provide high quality services in an industry leading success rate.

Process Chemistry

  • Process development
  • Process optimization & validation
  • Process improvement
  • Scale-up
  • Complete process analytic package including impurity profiling & working standards
  • Custom synthesis from grams to kilograms scale
  • Metabolite synthesis
  • Asymmetric synthesis, chiral separation.

Analytical Services

Our discovery analytical and purification teams provide high quality analytical and separation services to both internal and external clients. Our experts in this field have built a solid reputation as demonstrated by a high rate of repeat business.

Impurity Analysis

  • Isolation of impurities of regulatory starting materials, intermediates, APIs and drug products using various techniques including preparative HPLC and SFC
  • Structure elucidation of isolated impurities by acquisition and interpretation of comprehensive 1D/2D NMR and LCMS data
  • Isolation and structure elucidation of forced oxidation degradants of APIs
  • Fast purity determination of raw materials, intermediates, APIs and synthetic impurities by quantitative NMR (QNMR)
  • Professional document preparation for filings


Dr.JCR BIO collaboration with phyto chemical wing outstanding performance and developed more than 70 phyto chemical standards..still working continiously on this path. The capability to isolate single active ingredient or standardized plant extract from natural sources up to kilogram scale. We have an existing collection of purified individual compounds from plants of Indian resources.

With comprehensive expertise in isolation, purification, analytical method development and synthesis, Dr.JCR BIO, also offers isolation method optimization and development, and structural elucidation service.

  • Milligram-to-kilogram natural product purification capability
  • Isolation process development
  • Quality analysis of pure natural products or crude extracts

Catalog Chemicals

Dr.JCR BIO, continuously developing catalog chemicals to reduce the cost and optimization of discovery.   The huge number of research chemicals are listed in our catalog for pharmaceuticals.

Pls..feel free to contact any inquiry to info@drjcrbio.com or jc@drjcrbio.com