UNSPSC 51371904: Dipipanone

Commodity

Code facts

NIGP codes
1

UNSPSC codes and definitions come from the UN Development Programme (managed by GS1 US), and state and local contract opportunities from the governments' procurement sites.

NIGP codes for 51371904

Definition

This classification denotes an opioid receptor agonist and opioid and analgesic agent with the molecular formula C24H31NO, a preparation that US FDA regulates as an active ingredient or moiety under Unique Ingredient Identifier X188638Y2V, chemically known as 4,4-diphenyl-6-piperidino-3-heptanone but generally known as dipipanone, which bears US NIH Compound Identifier 13331. European Medicines Agency schedules Dipipanone in its eXtended EudraVigilance Medicinal Product Dictionary or XEVMPD under Index SUB07215MIG. The term DIPIPANONE is an International Non-Proprietary Name.

Read the full definition

DIPIPANONE is scheduled in the U.S. International Trade Commission's Harmonized Tariff System (HTS) Pharmaceutical Appendix. Most nations schedule dipipanone under HS 29333300 and SITC 51574. As of Q4 2014, DIPIPANONE remains the US FDA Preferred Term for this commodity. Dipipanone bears US NLM identifiers UMLS ID C0058410 and NCI Concept Code C65426. SMILES: O=C(C(CC(N1CCCCC1)C)(C1CCCCC1)C1CCCCC1)CC.

About UNSPSC 51371904

UNSPSC 51371904 Dipipanone is a Commodity code that appears in state and local procurement records but shows minimal direct alignment with what is actually being solicited. Recent opportunities tagged under this code involve naloxone acquisition, therapeutic pharmacy initiatives, and generic multi-source pharmaceuticals distribution—none of which concern dipipanone specifically. The code's nominal scope does not match the work state and local governments are currently buying under this classification.

The three recent opportunities involve distinct issuing bodies and geographies: Seminole County, Florida (IFB for naloxone and drug deactivation systems with quarterly deliveries, due July 26, 2023); the Texas Health and Human Services Commission (RFI for direct-to-manufacturer prescription program capabilities, posted April 3, 2026); and the Minnesota Multistate Cooperative Purchasing Alliance administered by the Minnesota Department of Administration (RFP for generic pharmaceuticals and OTC products distributed across participating states including Oregon, due March 26, 2026). Activity appears scattered across Florida, Texas, and the upper Midwest cooperative purchasing network, with no indication of concentrated procurement volume in any single jurisdiction or product line. Given the mismatch between the code's nominal scope and the actual work being bought, this code does not present a clear or actionable procurement signal for vendors targeting state and local health or pharmacy supply contracts.

Quick answers

What is UNSPSC 51371904?

UNSPSC 51371904 is Dipipanone, a commodity in UNSPSC 51000000, Pharmaceutical Products incl. Contraceptives and Vaccines.

Which NIGP codes match UNSPSC 51371904?

UNSPSC 51371904 maps to 1 NIGP code, 26928 Central Nervous System Agents (Including: Analegsic, Anticonvulsant, Antidepressant, Antihistamine, Antipsychotic and Sedative).

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