Putrescine DihydrochlorideCAS 333-93-7 · import duty, licences and trade rules in India
1,4-Diaminobutane dihydrochloride is an alkylamine. For trade in India: No ban or licence needed. Normal trade rules apply; handle as its safety advice says. Import duty is about 27.73% (tariff item 2921 29 (subheading)).
Checked 2026-11-12 against official Indian and international lists. Sources are given under each answer.
What Putrescine Dihydrochloride is, its uses, properties and related chemicals: Putrescine Dihydrochloride on ChemXpress →
Every answer, with its source
Rules in IndiaOK
- Not on the Indian banned-pesticide, drug-precursor, narcotic, psychotropic or new-drug lists we check.
- Normal factory, storage and GST rules still apply.
Exporting from IndiaOK
- Not on the SCOMET export-control list or the precursor export list.
- The buyer’s country may still have its own import rules.
Global treaties & export marketsOK
- Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer).
- No EU REACH registration found: an EU importer (or your only representative) must register it before importing a tonne or more a year. Medicines and pesticide actives follow their own EU rules.
- Active on the US TSCA Inventory, so it can be imported into the US without a new-chemical notice.
Import dutyOK
- About ₹27,730 duty on every ₹1,00,000 of import value (CIF).
- The EU customs inventory (ECICS) classifies it under CN 2921 29 00, so its HS subheading is 2921 29.
- India splits subheading 2921 29 into 3 lines: 2921 29 10 (Other › Hexamethylene tetramine (hexamine) not put up as fuel or medicament); 2921 29 20 (Other › Trimethylene triniframine); 2921 29 90 (Other › Other).
- Basic customs duty 7.5% on every one of them; with social welfare surcharge and IGST 18% that makes about 27.73%.
- Lines that name a chemical are for that chemical; one that no line names goes under "Other" (2921 29 90).
- Confirm the exact 8-digit line with your customs broker before you import.
SafetyCHECK
- Irritates skin, eyes or breathing
- Causes skin irritation
- Causes serious eye irritation
- May cause respiratory irritation
- Always read the supplier’s safety data sheet (SDS) before handling.
Price and suppliersNO DATA
- Post a requirement and we will find suppliers for you.
Key facts
| CAS number | 333-93-7 |
|---|---|
| Formula | C4H14Cl2N2 |
| Also called | Putrescine dihydrochloride, Tetramethylenediamine dihydrochloride, 1,4-Butanediamine dihydrochloride, 1,4-BUTANEDIAMINE, DIHYDROCHLORIDE |
| Tariff item (HS) | 2921 29 (subheading) |
| Total import duty | about 27.73% |
| Anti-dumping duty (most producers) | None found |
| SCOMET (export control) | Not listed |
| NDPS / precursor | Not listed |
Questions about Putrescine Dihydrochloride
What is the import duty on Putrescine Dihydrochloride in India?
The total import duty on Putrescine Dihydrochloride is about 27.73% of the import value under tariff item 2921 29 (subheading), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.
Is there anti-dumping duty on Putrescine Dihydrochloride?
No anti-dumping duty on Putrescine Dihydrochloride was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of Putrescine Dihydrochloride in India?
Putrescine Dihydrochloride falls under HS subheading 2921 29, as classified by the EU customs inventory (ECICS). India splits that subheading into several 8-digit lines; confirm the exact line with your customs broker.
Is Putrescine Dihydrochloride restricted or licensed in India?
No special Indian ban or licence found. Not on the Indian banned-pesticide, drug-precursor, narcotic, psychotropic or new-drug lists we check. Normal factory, storage and GST rules still apply.
Does exporting Putrescine Dihydrochloride from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is Putrescine Dihydrochloride hazardous?
Hazardous: take normal precautions. Irritates skin, eyes or breathing. Causes skin irritation. Causes serious eye irritation.
Is Putrescine Dihydrochloride regulated under global treaties or in the EU and US?
No treaty or export-market restriction found. Not listed by the Stockholm Convention (persistent pollutants), the Rotterdam Convention (prior consent before export) or the Montreal Protocol (ozone layer). No EU REACH registration found: an EU importer (or your only representative) must register it before importing a tonne or more a year. Medicines and pesticide actives follow their own EU rules.
Related chemicals
Guidance from official lists, not legal advice. Rules change; confirm with DGFT, customs or the regulator before you trade.