(−)-Pentazocine
(−)-Pentazocine (CAS: 359-83-1) is a synthetic opioid analgesic with the molecular formula C19H27NO and a molecular weight of 285.42 g/mol. It acts as a mixed opioid agonist-antagonist, primarily used for moderate to severe pain management. This compound is recognised for its analgesic properties and finds utility in neurobiology research, particularly in studies involving opioid receptors and pain pathways.

Pain Management Research
(−)-Pentazocine is utilised in pharmacological research to investigate pain mechanisms and the effects of opioid receptor modulation. Its mixed agonist-antagonist profile makes it a valuable tool for studying receptor interactions.
Neuroscience Studies
As a compound interacting with the central nervous system, (–)-Pentazocine is employed in neuroscience research to explore opioid pathways and their role in various neurological processes. It serves as a reagent in studies of cell signaling and receptor function.
Biochemical Research Tool
This chemical is applied in biochemical assays and research settings to understand the complex interactions within biological systems, particularly concerning GPCR modulators and neurobiology.
| Molecular weight | 285.42 |
|---|---|
| Empirical formula | C19H27NO |
| Assay | ≥98% (HPLC) |
| Form | solid |
| Colour | white |
| Solubility | DMSO: >10 mg/mL |
| Storage temperature | room temp |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Drug Control | USDEA Schedule IV; Home Office Schedule 3; stup |
|---|---|
| Storage Condition | protect from light |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is (–)-Pentazocine used for?
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(–)-Pentazocine is primarily used as a mixed opioid agonist-antagonist for the management of moderate to severe pain and as a tool in neurobiological and pharmacological research.
What is the CAS number and molecular formula for (–)-Pentazocine?
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The CAS number for (–)-Pentazocine is 359-83-1, and its molecular formula is C19H27NO.
What grade and purity does Tech Serve Solutions supply for (–)-Pentazocine?
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Tech Serve Solutions supplies (–)-Pentazocine with an assay of ≥98% (HPLC). We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated in the product data.
How should (–)-Pentazocine be handled safely?
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(–)-Pentazocine is classified with a 'Warning' signal word and carries the hazard statement H302 (Harmful if swallowed). Appropriate personal protective equipment includes a dust mask (type N95 US), eyeshields, and gloves. It should be handled in accordance with good laboratory practices.
Is (–)-Pentazocine a controlled substance?
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Yes, (–)-Pentazocine is a controlled substance, listed as US DEA Schedule IV and Home Office Schedule 3 (stup).
How is (–)-Pentazocine shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Orders for (–)-Pentazocine are processed and shipped in compliance with all relevant regulations for controlled substances and international shipping standards.
How can I request a quote or sample for (–)-Pentazocine?
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To request a quote or sample for (–)-Pentazocine, please use the contact form on our website or contact our sales team directly. Please ensure you provide your full contact details and any relevant institutional information.
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