Xestospongin CCAS 88903-69-9 · import duty, licences and trade rules in India
Xestospongin C is an organic heteropentacyclic compound that is isolated from the marine sponge Xestospongia exigua. For trade in India: OK to trade, but watch: global treaties & export markets. Import duty is about 27.73% (tariff item 2934 (estimate)).
Checked 2026-11-12 against official Indian and international lists. Sources are given under each answer.
What Xestospongin C is, its uses, properties and related chemicals: Xestospongin C 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 marketsCHECK
- 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.
- Not on the US TSCA Inventory: EPA needs a premanufacture notice before it can be imported, unless it is a pesticide, drug or food additive, which TSCA does not cover.
Import dutyOK
- About ₹27,730 duty on every ₹1,00,000 of import value (CIF).
- No tariff line names this chemical, so we worked out its likely heading from its structure: 2934, nucleic acids and other heterocyclic compounds (ring containing N and O).
- All lines under heading 2934 pay basic customs duty 7.5%; with social welfare surcharge and IGST 18% that makes about 27.73%.
- No 8-digit line under heading 2934 names it, so it falls under one of its "Other" lines: 2934 92 00 (Other › Other fentanyls and their derivatives); 2934 99 90 (Other › Other). The other 7 lines are for named chemicals; which "Other" line applies depends on the exact structure.
- Confirm the exact 8-digit code with your customs broker before you import.
SafetyNO DATA
- No classification does not mean it is safe.
- 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 | 88903-69-9 |
|---|---|
| Formula | C28H50N2O2 |
| Also called | Araguspongin E, XeC compound, CHEBI:131784, RefChem:934326 |
| Tariff item (HS) | 2934 (estimate) |
| Total import duty | about 27.73% |
| Anti-dumping duty (most producers) | None found |
| SCOMET (export control) | Not listed |
| NDPS / precursor | Not listed |
Questions about Xestospongin C
What is the import duty on Xestospongin C in India?
The total import duty on Xestospongin C is about 27.73% of the import value under tariff item 2934 (estimate), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.
Is there anti-dumping duty on Xestospongin C?
No anti-dumping duty on Xestospongin C was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of Xestospongin C in India?
Xestospongin C falls under tariff item 2934 (estimate) of the Customs Tariff of India.
Is Xestospongin C 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 Xestospongin C from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is Xestospongin C hazardous?
No hazard classification found. No classification does not mean it is safe. Always read the supplier’s safety data sheet (SDS) before handling.
Is Xestospongin C regulated under global treaties or in the EU and US?
US: new chemical under TSCA. 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.