{"id":209,"date":"2026-06-07T23:40:28","date_gmt":"2026-06-07T23:40:28","guid":{"rendered":"https:\/\/biosynlab.com\/?post_type=product&p=209"},"modified":"2026-07-21T14:50:03","modified_gmt":"2026-07-21T14:50:03","slug":"buy-pseudoephedrine-hcl","status":"publish","type":"product","link":"https:\/\/www.biosynlab.com\/?product=buy-pseudoephedrine-hcl","title":{"rendered":"Buy Pseudoephedrine Hcl"},"content":{"rendered":"

Premium Industrial Grade Pseudoephedrine HCl – Your Trusted Bulk Chemical Supplier<\/h1>\n

 <\/p>\n

Pseudoephedrine Hydrochloride<\/strong>\u00a0represents a naturally occurring alkaloid and widely used decongestant that serves as a critical pharmaceutical compound and chemical precursor in organic synthesis. As the (1S,2S)-diastereomer of ephedrine, pseudoephedrine exhibits distinct pharmacological properties including reduced central nervous system penetration and enhanced selectivity for nasal decongestion.\u00a0Biosynlab<\/strong><\/a>\u00a0delivers pharmaceutical-grade pseudoephedrine HCl with certified \u226599.5% purit<\/a>y and high enantiomeric purity, supporting pharmaceutical research, formulation development, and licensed chemical synthesis across\u00a0USA (DEA List I chemical licensed institutions), United Kingdom, European Union, and international markets<\/strong>.<\/p>\n

The stereochemistry of pseudoephedrine is critical for its pharmacological profile, with the (1S,2S)-configuration providing effective nasal decongestion with minimal cardiovascular stimulation compared to ephedrine. This structural configuration, featuring a beta-hydroxy group on the phenethylamine backbone with the opposite stereochemistry to ephedrine, creates distinct pharmacokinetic properties including reduced blood-brain barrier penetration. Pharmaceutical manufacturers and research institutions in\u00a0London, Berlin, Amsterdam, New York, and Basel<\/strong>\u00a0rely on Biosynlab pseudoephedrine for decongestant formulation development, chiral synthesis research, and as a precursor for licensed pharmaceutical manufacturing.<\/p>\n

Chemical Properties & Structural Characterization<\/strong><\/h3>\n

Pseudoephedrine Hydrochloride<\/strong>\u00a0belongs to the substituted phenethylamine chemical class, specifically the beta-hydroxyphenethylamine subclass. It is the (1S,2S)-diastereomer of ephedrine (1R,2S).<\/p>\n

Key Structural Features:<\/strong><\/p>\n

    \n
  • Core Scaffold:<\/strong>\u00a0Beta-hydroxyphenethylamine backbone<\/li>\n
  • Substitutions:<\/strong>\u00a0N-methyl, beta-hydroxy, alpha-methyl<\/li>\n
  • Stereochemistry:<\/strong>\u00a0(1S,2S)-configuration (pseudoephedrine; ephedrine is 1R,2S)<\/li>\n
  • Diastereomer:<\/strong>\u00a0Ephedrine and pseudoephedrine are diastereomers (not enantiomers)<\/li>\n
  • Salt Form:<\/strong>\u00a0Hydrochloride (most common), sulfate, free base<\/li>\n
  • Physical State:<\/strong>\u00a0Crystalline powder (HCl salt) or prismatic crystals<\/li>\n<\/ul>\n

    Analytical Characteristics:<\/strong><\/p>\n

      \n
    • UV Absorption:<\/strong>\u00a0251 nm, 257 nm, 263 nm (fine structure, phenyl ring)<\/li>\n
    • Retention Time (HPLC):<\/strong>\u00a05.5-6.2 minutes (C18 column, chiral separation)<\/li>\n
    • Chiral HPLC:<\/strong>\u00a0Baseline separation from ephedrine and enantiomers<\/li>\n
    • Mass Spec m\/z:<\/strong>\u00a0166.1 [M+H]+ (free base), 148.1 [M+H-H\u2082O]+, 133.1 [M+H-CH\u2083NH\u2082]+<\/li>\n
    • NMR Signatures:<\/strong>\u00a0N-methyl doublet (2.4-2.6 ppm), methine proton (3.8-4.2 ppm), benzylic proton (4.6-5.0 ppm), phenyl protons (7.2-7.4 ppm), distinct from ephedrine<\/li>\n<\/ul>\n

      Research Applications & Scientific Utility<\/strong><\/h3>\n

      Pharmaceutical Research & Development:<\/strong>
      \nPseudoephedrine serves as a critical compound for:<\/p>\n

        \n
      • Nasal decongestant formulation development (Sudafed\u00ae)<\/li>\n
      • Extended-release formulation technology<\/li>\n
      • Combination therapy research (with antihistamines)<\/li>\n
      • Chiral synthesis and resolution methodology<\/li>\n
      • Prodrug and salt form optimization<\/li>\n
      • Bioavailability and pharmacokinetic studies<\/li>\n
      • Comparison with phenylephrine and other decongestants<\/li>\n<\/ul>\n

        Chemical Synthesis & Precursor Applications:<\/strong><\/p>\n

          \n
        • Chiral auxiliary in asymmetric synthesis<\/li>\n
        • Precursor for licensed pharmaceutical manufacturing<\/li>\n
        • Building block for complex molecule synthesis<\/li>\n
        • Resolution agent for racemic mixtures<\/li>\n
        • Comparison with ephedrine in synthetic applications<\/li>\n<\/ul>\n

          Forensic & Regulatory Research:<\/strong><\/p>\n

            \n
          • Precursor chemical monitoring (methamphetamine synthesis)<\/li>\n
          • Regulatory compliance studies<\/li>\n
          • Import\/export control research<\/li>\n
          • Diversion monitoring programs<\/li>\n
          • Analytical method development for detection<\/li>\n<\/ul>\n

            Comparative Pharmacology:<\/strong><\/p>\n

              \n
            • Ephedrine vs. pseudoephedrine pharmacology<\/li>\n
            • Cardiovascular effects comparison<\/li>\n
            • CNS penetration studies<\/li>\n
            • Nasal decongestion efficacy research<\/li>\n
            • Drug interaction studies<\/li>\n<\/ul>\n

              Synthesis & Quality Control Protocols<\/strong><\/h3>\n

              Biosynlab’s pseudoephedrine production adheres to rigorous pharmaceutical-grade standards:<\/p>\n

              Synthetic Route:<\/strong><\/p>\n

                \n
              1. Starting Material:<\/strong>\u00a0Fermentation from Ephedra or chiral synthesis<\/li>\n
              2. Resolution:<\/strong>\u00a0Separation from ephedrine diastereomer mixture<\/li>\n
              3. Purification:<\/strong>\u00a0Recrystallization and chromatography<\/li>\n
              4. Salt Formation:<\/strong>\u00a0HCl salt preparation<\/li>\n
              5. Drying:<\/strong>\u00a0Vacuum desiccation<\/li>\n<\/ol>\n

                Analytical Verification:<\/strong><\/p>\n

                  \n
                • Chiral HPLC:<\/strong>\u00a0Enantiomeric excess >99% (1S,2S-pseudoephedrine)<\/li>\n
                • HPLC-PDA:<\/strong>\u00a0Purity \u226599.5%, impurity profiling (ephedrine, related alkaloids) <0.5%<\/li>\n
                • \u00b9H NMR (400 MHz):<\/strong>\u00a0Complete structural assignment, stereochemistry confirmation<\/li>\n
                • \u00b9\u00b3C NMR (100 MHz):<\/strong>\u00a0Carbon environment verification<\/li>\n
                • Polarimetry:<\/strong>\u00a0Specific rotation [\u03b1]D = +48.0\u00b0 to +52.0\u00b0 (c=1, H\u2082O)<\/li>\n
                • LC-MS\/MS:<\/strong>\u00a0Molecular weight confirmation<\/li>\n
                • FTIR-ATR:<\/strong>\u00a0O-H stretch, N-H stretch, aromatic confirmation<\/li>\n
                • DSC:<\/strong>\u00a0Melting point determination<\/li>\n
                • Residual Solvent:<\/strong>\u00a0GC-HS per ICH Q3C guidelines<\/li>\n
                • Heavy Metals:<\/strong>\u00a0ICP-MS for Class 1 and 2 elements<\/li>\n<\/ul>\n

                  Batch Documentation:<\/strong><\/p>\n

                    \n
                  • Certificate of Analysis (COA)<\/li>\n
                  • Material Safety Data Sheet (MSDS)<\/li>\n
                  • DEA List I documentation (USA)<\/li>\n
                  • Stability testing data<\/li>\n
                  • Chain of custody documentation<\/li>\n<\/ul>\n

                    Packaging, Storage & Logistics<\/strong><\/h3>\n

                    Primary Containment:<\/strong><\/p>\n

                      \n
                    • Amber Type I borosilicate glass bottles (25g-1kg)<\/li>\n
                    • PTFE-lined caps with tamper-evident seals<\/li>\n
                    • Multiple indicating silica gel desiccant packets<\/li>\n<\/ul>\n

                      Storage Specifications:<\/strong><\/p>\n

                        \n
                      • Recommended:<\/strong>\u00a0Room temperature (15-25\u00b0C), desiccated<\/li>\n
                      • Stability:<\/strong>\u00a036+ months at room temperature with proper handling<\/li>\n
                      • Light Protection:<\/strong>\u00a0Amber containers recommended<\/li>\n<\/ul>\n

                        Handling Protocols:<\/strong><\/p>\n

                          \n
                        • DEA List I facility required (USA)<\/li>\n
                        • Comprehensive inventory tracking<\/li>\n
                        • Fume hood recommended for bulk handling<\/li>\n
                        • Personal protective equipment required<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

                          Premium Industrial Grade Pseudoephedrine HCl – Your Trusted Bulk Chemical Supplier   Pseudoephedrine Hydrochloride\u00a0represents a naturally occurring alkaloid and widely used decongestant that serves as a critical pharmaceutical compound and chemical precursor in organic synthesis. As the (1S,2S)-diastereomer of ephedrine, pseudoephedrine exhibits distinct pharmacological properties including reduced central nervous system penetration and enhanced selectivity for […]<\/p>\n","protected":false},"featured_media":226,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[16],"product_tag":[10045,534,14835,384,14836,14837,14838,14839,1391,14840,14841,544,730,14842,14843,14844,14845,14846,14847,14848,14849,14850,14851,14852,14853,1397,14854,14855,14856,14857,14858,1421,14859,14860,14861,14862,14863,14864,14865,975,14866],"class_list":["post-209","product","type-product","status-publish","has-post-thumbnail","product_cat-buy-research-chemicals","product_tag-bulk-chemical-distributor","product_tag-bulk-chemical-supplier","product_tag-bulk-decongestant-supplier","product_tag-bulk-pharmaceutical-chemicals","product_tag-buy-ephedrine-base","product_tag-buy-pseudoephedrine-australia","product_tag-buy-pseudoephedrine-canada","product_tag-buy-pseudoephedrine-hydrochloride","product_tag-buy-pseudoephedrine-online","product_tag-buy-pseudoephedrine-uk","product_tag-buy-pseudoephedrine-usa","product_tag-chemical-distributor","product_tag-industrial-chemical-supply","product_tag-industrial-decongestant-ingredient","product_tag-industrial-grade-decongestant","product_tag-industrial-pseudoephedrine","product_tag-industrial-pseudoephedrine-for-sale","product_tag-pseudoephedrine-asia","product_tag-pseudoephedrine-australia","product_tag-pseudoephedrine-bulk-purchase","product_tag-pseudoephedrine-canada","product_tag-pseudoephedrine-chemical-supplier","product_tag-pseudoephedrine-distributor","product_tag-pseudoephedrine-europe","product_tag-pseudoephedrine-export","product_tag-pseudoephedrine-hcl-bulk-supplier","product_tag-pseudoephedrine-hcl-powder","product_tag-pseudoephedrine-industrial-use","product_tag-pseudoephedrine-manufacturer","product_tag-pseudoephedrine-manufacturer-china","product_tag-pseudoephedrine-manufacturing","product_tag-pseudoephedrine-raw-material","product_tag-pseudoephedrine-raw-material-supplier","product_tag-pseudoephedrine-supplier-india","product_tag-pseudoephedrine-supplier-uk","product_tag-pseudoephedrine-supplier-usa","product_tag-pseudoephedrine-synthesis","product_tag-pseudoephedrine-wholesale-price","product_tag-wholesale-cold-medicine-ingredient","product_tag-wholesale-pseudoephedrine-hcl","product_tag-wholesale-pseudoephedrine-powder","first","instock","featured","shipping-taxable","purchasable","product-type-variable"],"yoast_head":"\nBuy Pseudoephedrine HCl Online | Pseudoephedrine | Biosynlab<\/title>\n<meta name=\"description\" content=\"Buy Pseudoephedrine HCl online at Biosynlab. \u226599% purity, pharmaceutical grade, discreet shipping to USA, UK, EU. 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