{"id":1069,"date":"2026-06-07T23:44:30","date_gmt":"2026-06-07T23:44:30","guid":{"rendered":"https:\/\/biosynlab.com\/?post_type=product&#038;p=1069"},"modified":"2026-06-19T09:12:30","modified_gmt":"2026-06-19T09:12:30","slug":"4-cl-pvp-crystals","status":"publish","type":"product","link":"https:\/\/www.biosynlab.com\/?product=4-cl-pvp-crystals","title":{"rendered":"4-CL-PVP Crystals"},"content":{"rendered":"<div class=\"css-1ks6zk5\">\n<div class=\"css-0\">\n<div class=\"space-y-4 whitespace-normal [&amp;&gt;*:first-child]:mt-0 [&amp;&gt;*:last-child]:mb-0 prose dark:prose-invert flex-1\">\n<h1 class=\"mt-6 mb-2 font-semibold text-3xl\" data-streamdown=\"heading-1\">Premium 4-CL-PVP Crystals: Industrial Grade Chemical Excellence<\/h1>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"chakra-stack css-xxza4d\">\n<div class=\"css-ljsuve\">\n<div class=\"css-wd8hou\">\n<p><strong class=\"chakra-text css-0\">Product Details Table<\/strong><\/p>\n<p>&nbsp;<\/p>\n<div class=\"css-3b43de\">\n<div class=\"chakra-table__container css-136ya47\">\n<table class=\"chakra-table css-5605sr\">\n<thead class=\"css-1gr8s87\">\n<tr class=\"css-1j3y60u\">\n<th class=\"css-gcbhyl\">Field<\/th>\n<th class=\"css-gcbhyl\">Details<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"css-12zq2am\">\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Brand<\/strong><\/td>\n<td class=\"css-at0zhy\">Biosynlab<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Product Name<\/strong><\/td>\n<td class=\"css-at0zhy\">Biosynlab Premium Research Chemical \u2013 4-CL-PVP Crystals (Product Code: BS-4CLPVP)<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Chemical Name<\/strong><\/td>\n<td class=\"css-at0zhy\">1-(4-Chlorophenyl)-2-(pyrrolidin-1-yl)pentan-1-one<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Chemical Class<\/strong><\/td>\n<td class=\"css-at0zhy\">Substituted Cathinone<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Molecular Formula<\/strong><\/td>\n<td class=\"css-at0zhy\">C\u2081\u2085H\u2082\u2080ClNO<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Molecular Weight<\/strong><\/td>\n<td class=\"css-at0zhy\">265.78 g\/mol<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Purity<\/strong><\/td>\n<td class=\"css-at0zhy\">\u226599.5% (HPLC verified, NMR &amp; MS confirmed)<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Form<\/strong><\/td>\n<td class=\"css-at0zhy\">White to off-white crystalline solid<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">CAS Number<\/strong><\/td>\n<td class=\"css-at0zhy\">5537-17-7<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Packaging<\/strong><\/td>\n<td class=\"css-at0zhy\">1g, 5g, 10g, 25g, 50g vacuum-sealed amber glass vials with tamper-evident seals, PTFE-lined caps and molecular sieve desiccant<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Presentation<\/strong><\/td>\n<td class=\"css-at0zhy\">Professional laboratory-grade packaging with batch-specific COA, HPLC chromatogram, NMR spectrum and safety data sheet<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Storage<\/strong><\/td>\n<td class=\"css-at0zhy\">Store in cool (&lt;20\u00b0C), dry, dark conditions under inert atmosphere<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Shelf Life<\/strong><\/td>\n<td class=\"css-at0zhy\">36 months when stored correctly<\/td>\n<\/tr>\n<tr class=\"css-1j3y60u\">\n<td class=\"css-at0zhy\"><strong class=\"chakra-text css-0\">Intended Use<\/strong><\/td>\n<td class=\"css-at0zhy\">Strictly for in-vitro laboratory research and analytical purposes only<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p><strong class=\"chakra-text css-0\">Biosynlab Premium Research Chemical \u2013 4-CL-PVP Crystals\u00a0<\/strong><\/p>\n<p>Biosynlab continues to deliver industry-leading quality in premium research chemicals with its specialized offering: Biosynlab Premium Research Chemical \u2013 4-CL-PVP Crystals (BS-4CLPVP). This high-purity substituted cathinone is synthesized under rigorous laboratory conditions and supplied exclusively for legitimate in-vitro research and analytical applications across Europe, the United Kingdom, and the United States.<\/p>\n<p>Research institutions and analytical laboratories seeking consistent, high-quality reference materials consistently select Biosynlab 4-CL-PVP Crystals for its exceptional purity profile. Every production batch undergoes comprehensive multi-instrument verification, including high-performance liquid chromatography (HPLC) confirming \u226599.5% purity, nuclear magnetic resonance (NMR) spectroscopy for structural elucidation, and mass spectrometry for molecular identity. This thorough analytical documentation guarantees reproducible results in monoamine transporter studies, structure-activity relationship investigations, and the development of advanced analytical detection methods.<\/p>\n<p><strong class=\"chakra-text css-0\">Why professional laboratories buy 4-CL-PVP Crystals from Biosynlab<\/strong><br \/>\nWhen you <a href=\"https:\/\/biosynlab.com\/\">buy 4-CL-PVP Crystals online from Biosynlab,<\/a> you receive a complete research solution. Each shipment includes a detailed Certificate of Analysis, full HPLC chromatogram, NMR spectrum, and Safety Data Sheet. The compound is supplied as a crystalline solid with excellent solubility characteristics in common analytical solvents, enabling seamless integration into diverse experimental protocols.<\/p>\n<p><strong class=\"chakra-text css-0\">Packaging &amp; Presentation Excellence<\/strong><br \/>\nBiosynlab packaging is specifically engineered for maximum chemical stability and professional laboratory presentation. Quantities from 1g to 10g are delivered in precision-milled amber glass vials with PTFE-lined caps and molecular sieve desiccant. Larger volumes (25g\u201350g) utilize nitrogen-flushed, double-sealed containers. Every package features tamper-evident security seals, batch-specific labeling, and a unique QR code providing instant access to the complete digital documentation suite. This level of presentation meets the stringent requirements of university research departments, pharmaceutical analytical laboratories, and independent testing facilities throughout London, Manchester, Birmingham, Berlin, Munich, Paris, Amsterdam, Rotterdam, New York, Los Angeles, and Chicago.<\/p>\n<p><strong class=\"chakra-text css-0\">Optimized Logistics for European, UK &amp; USA Researchers<\/strong><br \/>\nBiosynlab operates dedicated fulfillment centers serving major scientific hubs. Researchers based in London, Manchester, and Birmingham enjoy next-day delivery options within the UK. European Union clients in Berlin, Paris, Amsterdam, and Frankfurt receive temperature-controlled shipments within 48\u201372 hours. USA-based partners in New York, Los Angeles, Chicago, and Boston receive fully compliant international deliveries with complete customs documentation. All shipments are presented discreetly to protect research confidentiality.<\/p>\n<p><strong class=\"chakra-text css-0\">Responsible Consumption &amp; Laboratory Use Disclaimer<\/strong><br \/>\n<a href=\"https:\/\/biosynlab.com\/\">Biosynlab 4-CL-PVP Crystals<\/a> are sold strictly for legitimate laboratory research and analytical purposes. This product is not intended for human consumption, veterinary use, or any non-research application. All purchasers must be qualified researchers or accredited institutions with appropriate laboratory infrastructure. Biosynlab strictly prohibits redistribution to unauthorized entities. Responsible laboratory practices\u2014including proper personal protective equipment, fume hood utilization, and compliant waste disposal procedures\u2014must be followed at all times. Any misuse of this research chemical remains the sole responsibility of the purchaser.<\/p>\n<p><strong class=\"chakra-text css-0\">Advanced Laboratory Terminology &amp; Research Applications<\/strong><br \/>\n4-CL-PVP serves as a valuable reference material in studies examining monoamine transporter interactions, structure-activity relationships, and the development of analytical standards for substituted cathinones. Its high purity supports accurate calibration of LC-MS\/MS and GC-MS instrumentation in forensic, toxicological, and pharmaceutical development laboratories. Researchers particularly value its consistent performance in binding assays and metabolic stability assessments.<\/p>\n<p><strong class=\"chakra-text css-0\">Commercial &amp; Transactional Search Optimization<\/strong><br \/>\nProfessionals searching \u201cbuy 4-CL-PVP Crystals,\u201d \u201cbuy 4-CL-PVP,\u201d or \u201cbuy biosynlab 4-CL-PVP online Europe\u201d locate Biosynlab through our commitment to transparent quality documentation, competitive pricing, and dependable international logistics. Whether your research requires 1g for preliminary screening or 50g for extended validation studies, Biosynlab accommodates your precise experimental needs.<\/p>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Premium 4-CL-PVP Crystals: Industrial Grade Chemical Excellence &nbsp; Product Details Table &nbsp; Field Details Brand Biosynlab Product Name Biosynlab Premium Research Chemical \u2013 4-CL-PVP Crystals (Product Code: BS-4CLPVP) Chemical Name 1-(4-Chlorophenyl)-2-(pyrrolidin-1-yl)pentan-1-one Chemical Class Substituted Cathinone Molecular Formula C\u2081\u2085H\u2082\u2080ClNO Molecular Weight 265.78 g\/mol Purity \u226599.5% (HPLC verified, NMR &amp; MS confirmed) Form White to off-white crystalline [&hellip;]<\/p>\n","protected":false},"featured_media":1094,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[9447,9448,9449,9450,9451,9452],"product_tag":[19972,19973,19974,19975,19976,9463,19977,19978,19979,19980,19981,19982,19983,19984,19985,19986,19987,19988,19989,19990,19991,19992,19993,19994,19995,19996,19997,19998,19999,20000,20001,20002,20003,20004,20005,20006,9481,20007],"class_list":["post-1069","product","type-product","status-publish","has-post-thumbnail","product_cat-3-mmc","product_cat-4-cl-pvp-research-chemical","product_cat-4-cmc","product_cat-a-php","product_cat-cathinone-reference-materials","product_cat-hexedrone-hexen","product_tag-4-cl-pvp-argentina","product_tag-4-cl-pvp-australia","product_tag-4-cl-pvp-crystals-brazil","product_tag-4-cl-pvp-crystals-bulk-supplier","product_tag-4-cl-pvp-crystals-china","product_tag-4-cl-pvp-crystals-europe","product_tag-4-cl-pvp-crystals-for-sale","product_tag-4-cl-pvp-crystals-germany","product_tag-4-cl-pvp-crystals-italy","product_tag-4-cl-pvp-crystals-singapore","product_tag-4-cl-pvp-crystals-south-africa","product_tag-4-cl-pvp-crystals-taiwan","product_tag-4-cl-pvp-crystals-usa","product_tag-4-cl-pvp-egypt","product_tag-4-cl-pvp-hong-kong","product_tag-4-cl-pvp-india-wholesale","product_tag-4-cl-pvp-japan-supplier","product_tag-4-cl-pvp-malaysia","product_tag-4-cl-pvp-mexico","product_tag-4-cl-pvp-netherlands","product_tag-4-cl-pvp-nigeria","product_tag-4-cl-pvp-poland","product_tag-4-cl-pvp-powder-manufacturer","product_tag-4-cl-pvp-research-chemical","product_tag-4-cl-pvp-russia","product_tag-4-cl-pvp-saudi-arabia","product_tag-4-cl-pvp-south-korea","product_tag-4-cl-pvp-supplier-france","product_tag-4-cl-pvp-supplier-uk","product_tag-4-cl-pvp-thailand","product_tag-4-cl-pvp-turkey","product_tag-4-cl-pvp-uae","product_tag-4-cl-pvp-wholesale-asia","product_tag-buy-4-cl-pvp-canada","product_tag-buy-4-cl-pvp-crystals-wholesale","product_tag-buy-4-cl-pvp-spain","product_tag-industrial-grade-4-cl-pvp","product_tag-wholesale-4-cl-pvp-distributor","first","instock","shipping-taxable","purchasable","product-type-variable"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>4-CL-PVP Crystals \u2013 Premium Purity for Research<\/title>\n<meta name=\"description\" content=\"Buy Biosynlab 4-CL-PVP Crystals online \u2013 ultra-pure \u226599.5% lab-grade substituted cathinone for research. 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Fast discreet shipping to London, Manchester, Berlin, Paris, Amsterdam, New York, Los Angeles & major EU\/UK\/USA cities. HPLC-verified with full COA.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.biosynlab.com\/product\/4-cl-pvp-crystals\/","og_locale":"en_US","og_type":"article","og_title":"4-CL-PVP Crystals \u2013 Premium Purity for Research","og_description":"Buy Biosynlab 4-CL-PVP Crystals online \u2013 ultra-pure \u226599.5% lab-grade substituted cathinone for research. Fast discreet shipping to London, Manchester, Berlin, Paris, Amsterdam, New York, Los Angeles & major EU\/UK\/USA cities. 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