6
Oct
2026
Fiera Milano, Italy
6 Oct 2026 - 8 Oct 2026
stand 10F24
23
Nov
2026
IICC, Yashobhoomi, Dwarka, Delhi
23 Nov 2026 - 25 Nov 2026
stand 2J10

CLEARSYNTH LABS LIMITED

About CLEARSYNTH LABS LIMITED

 Clearsynth Labs Limited is a technology-based, research-driven, innovation-led enterprise specializing in deuterium chemistry and stable isotopes. Headquartered in Mumbai with operations in Canada and the USA, we deliver solutions from milligram-scale R&D to multi-ton manufacturing. Our expertise includes deuterated APIs, intermediates, impurities, and reference standards. Backed by strong IP and a team of 350+ scientists, we partner with innovators and generics across CDMO and CMO segments. We are committed to precision, quality, and advancing next-generation isotopic solutions for global pharmaceutical needs.

Certifications

Meet us at

  • CPHI Milan 2026

    Fiera Milano, Italy
    6 Oct 2026 - 8 Oct 2026
    stand 10F24
  • CPHI India 2026

    IICC, Yashobhoomi, Dwarka, Delhi
    23 Nov 2026 - 25 Nov 2026
    stand 2J10
  • Country/Region:
    India
  • On CPHI since:
    2015
  • Certificates:
    3
  • Employees:
    500 - 999
Company types
CMO/CDMO
Manufacturer/Innovator
Primary activities
Analytical Services
API Producer
Biopharmaceutical
Chemical Development
Contract Manufacturer
Contract Research Organisation
Custom Manufacturing/Custom Synthesis
Fine Chemicals Company
Intermediates Manufacturer
Pharmacy
Contact info
  • 17 Lotus Business Park, New Link Road, Andheri (w), 400053, Mumbai, Maharashtra, India

Products from CLEARSYNTH LABS LIMITED (43)

  • Deutetrabenazine Intermediate - 2-(3,4-bis(methoxy-d3)phenyl)ethan-1-amine

    Product Deutetrabenazine Intermediate - 2-(3,4-bis(methoxy-d3)phenyl)ethan-1-amine

    2-(3,4-bis(methoxy-d3)phenyl)ethan-1-amine is an advanced deuterated intermediate essential for the commercial synthesis and manufacturing of Deutetrabenazine (API)
  • Acetone-d6

    Product Acetone-d6

    Acetone-d₆ is a versatile deuterated reagent and solvent designed for stable isotope labeling applications. It is extensively used in the synthesis of deuterated APIs, intermediates, metabolites, and analytical reference standards. Its high isotopic purity ensures reliable deuterium incorporation, making i...
  • Lisdexamfetamine Dimesylate

    Product Lisdexamfetamine Dimesylate

    Lisdexamfetamine Dimesylate is a central nervous system (CNS) stimulant active pharmaceutical ingredient (API) and prodrug indicated for the treatment of Attention Deficit Hyperactivity Disorder (ADHD) and binge eating disorder (BED). Enzymatically hydrolyzed in red blood cells to release active dextroamph...
  • Tert-butanol-d9

    Product Tert-butanol-d9

    Tert-Butanol-d₉ ((CD₃)₃COD) is a high-purity deuterated solvent and versatile isotope-labeled building block used in the synthesis of stable isotope-labeled pharmaceuticals, intermediates, and analytical reference standards. It enables the efficient incorporation of deuterated tert-butyl groups into target...
  • Deucravacitinib

    Product Deucravacitinib

    Deucravacitinib is a first-in-class, oral, allosteric tyrosine kinase 2 (TYK2) inhibitor that selectively targets the enzyme's regulatory domain to suppress inflammatory cytokine pathways (IL-23, IL-12, Type I IFNs) while sparing JAK1–3. Approved for the treatment of moderate-to-severe plaque psoriasis, it...
  • Tert-butanol-d10

    Product Tert-butanol-d10

    Tert-Butanol-d₁₀ ((CD₃)₃COD) is a high-purity deuterated alcohol widely used as a solvent and isotope-labeled building block for the synthesis of stable isotope-labeled pharmaceuticals, intermediates, and analytical reference standards. It provides an efficient source of deuterium for the preparation of de...
  • Deutivacaftor

    Product Deutivacaftor

    Deutivacaftor  is an orally active, deuterated cystic fibrosis transmembrane conductance regulator (CFTR) potentiator designed to improve salt and water transport across cell membranes. As a deuterium-substituted analogue of ivacaftor, it utilizes targeted carbon-deuterium bonds to resist CYP3A-mediat...
  • Deuterated Products

    Product Deuterated Products

    Specialised in Deuterium Chemistry, Clearsynth Manufactures Deuterated Reagents, Deuterated Intermediates and Deuterated APIs (such as Deutetrabenazine, Deuruxolitinib, Deutivacaftor, Deucravacitinib, Donafenib)

    Production capacity from mg to tons scale.

    Our key reagents are Benzene D...
  • Nitrosamine and Drug Impurities | Testing and Analytical Services

    Product Nitrosamine and Drug Impurities | Testing and Analytical Services

    Clearsynth is a globally trusted partner for reference standards and research chemicals. We offer over 3,000 nitrosamine impurities, 5,000+ stable isotopes, and 10,000+ drug impurities, encompassing a vast portfolio of more than 325,000 products serving various industries, including pharmaceuticals, clinic...
  • Reference Standards and NMR Solvents

    Product Reference Standards and NMR Solvents

    Clearsynth is Globally Trusted Partner for Reference Standards and Research Chemicals. An extensive range of 325,000+ products serves various industries such as pharma, clinical research, testing laboratories, etc. We specialize in Innovative Organic Chemistry and synthesis of Unique Complex Molecules, St...
  • Bromocyclopentane-d9

    Product Bromocyclopentane-d9

    Bromocyclopentane-d₉ is a high-purity deuterated alkyl bromide widely used as a versatile building block in the synthesis of stable isotope-labeled pharmaceuticals, intermediates, and analytical reference standards. It enables the efficient introduction of a deuterated cyclopentyl group into complex organi...
  • rac-cis-Ambroxol-d5

    Product rac-cis-Ambroxol-d5

    Labelled anaologue of cis-Ambroxol, the cis-isomeric impurity of Ambroxol. cis-Ambroxol is a metabolite Bromhexine.

CLEARSYNTH LABS LIMITED Resources (1)

  • Video Clearsynth Intro Video

    Clearsynth Labs Limited is a technology-based, research-driven, innovation-led enterprise specializing in deuterium chemistry and stable isotopes. Headquartered in Mumbai, with an R&D center in Hyderabad and a CDMO facility in Karnataka, alongside operations in Canada and the USA, we deliver solutions from milligram-scale R&D to multi-ton manufacturing. Our expertise spans deuterated APIs, intermediates, impurities, and reference standards. Backed by strong IP and 350+ scientists, we partner with innovators and generics across CDMO and CMO segments, committed to precision, quality, and advancing next-generation isotopic solutions for global pharmaceutical needs.