Propionyl chloride - IUPAC name propanoyl chloride - is a legitimate, widely used industrial reagent. 📋 But like many versatile chemicals, it sits in a regulatory context that responsible buyers and suppliers should understand. We take an honest, compliance-first stance: rather than claiming the material is simply "unregulated," we lay out where it stands so you can source and ship it correctly.

This article is general guidance, not legal advice, and regulations vary by country and change over time - always confirm the current requirements in your own market. For the wider product picture, see the complete guide to propionyl chloride.

👁️ Why It Attracts Regulatory Attention

Because acyl chlorides are reactive, versatile intermediates, some have drawn attention from authorities monitoring chemicals that could be diverted to illicit uses. As a result, propionyl chloride is treated as a material warranting due diligence in several jurisdictions, and there have been periodic discussions about tightening oversight.

For Sinolook, this simply means we apply careful customer and end-use checks. We do not provide any information about misuse; our focus is helping legitimate industrial, pharmaceutical, and research customers buy and ship the material compliantly. 💡

🤝 Know-Your-Customer (KYC) and End-Use Documentation

Reputable suppliers carry out due diligence before shipping. In practice this typically involves:

🔹 Customer verification: confirming the identity and legitimacy of the buying company.

🔹 End-use statement: understanding the intended legitimate industrial or research application.

🔹 End-user details: confirming who will receive and use the material.

🔹 Record keeping: maintaining documentation in line with applicable rules.

These steps protect everyone in the supply chain and are a normal part of buying specialty reagents. ✅

🚢 Transport Classification (UN 1815)

For shipping, propionyl chloride is a regulated dangerous good assigned UN 1815. Because it is both flammable and corrosive, transport rules govern packaging, labeling, documentation, and mode-specific requirements (road, sea, air).

The transport hazards mirror the handling hazards covered in handling, storage & safety of propionyl chloride.

🇪🇺 REACH and Chemical Inventories

In the EU, substances placed on the market are subject to REACH registration and CLP classification and labeling obligations; equivalent inventory and notification schemes exist in other regions. Buyers importing into a given market should confirm that the material is properly registered or notified there and that classification and labeling meet local requirements. Authoritative substance data is available from ECHA.

🧾 Customs Classification (HS Code)

For customs, acyl chlorides of saturated acyclic monocarboxylic acids such as propionyl chloride generally fall under Harmonized System heading 2915 (with the specific subheading depending on national tariff schedules). Confirm the exact code with your customs broker, since classification details and duties vary by country. The buy/quote and trade specifics are handled on the product page.

❓ Frequently Asked Questions

Q: Is propionyl chloride a regulated chemical?

It is a regulated dangerous good for transport (UN 1815) and is treated as a material warranting due diligence in several jurisdictions. The precise legal status depends on your country, so confirm locally.

Q: What documentation do I need to buy it?

Typically company verification and an end-use statement, plus standard shipping and SDS paperwork. Requirements vary by jurisdiction.

Q: What is the UN number for propionyl chloride?

UN 1815 - reflecting its flammable and corrosive transport hazards.

Q: What HS code applies?

Generally HS heading 2915, with the exact subheading set by your national tariff schedule; confirm with your customs broker.

🔗 Authoritative References

For substance identity and EU regulatory data, see ECHA (REACH/CLP); for customs nomenclature, see the World Customs Organization; for compound identity, see PubChem (CID 62324).

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