Dideoxycytidine (CAS 7481-89-2): import duty, licences and trade rules in India
Zalcitabine is a pyrimidine 2',3'-dideoxyribonucleoside compound having cytosine as the nucleobase. For trade in India: No ban or licence needed. Normal trade rules apply; handle as its safety advice says. Import duty is about 18.0% (tariff item 2934 (estimate)).
Checked 2026-10-31 against official Indian and international lists. Sources are given under each answer.
Key facts
| CAS number | 7481-89-2 |
|---|---|
| Formula | C9H13N3O3 |
| Also called | Dideoxycytidine, 2',3'-DIDEOXYCYTIDINE, ddCyd, Cytidine, 2',3'-dideoxy- |
| Tariff item (HS) | 2934 (estimate) |
| Total import duty | about 18.0% |
| Anti-dumping duty (most producers) | None found |
| SCOMET (export control) | Not listed |
| NDPS / precursor | Not listed |
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.
- Not on the US TSCA Inventory, which does not cover medicines or pesticides; those are regulated by the FDA and EPA (FIFRA).
Import dutyOK
- About ₹18,000 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 18%.
- Confirm the exact 8-digit code with your customs broker before you import.
SafetyCHECK
- Can cause long-term health damage
- Suspected of causing cancer
- Suspected of damaging fertility or the unborn child
- 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.
US patentsOK
- Generic versions can be sold in the US.
- Indian patents are not checked.
Questions about Dideoxycytidine
What is the import duty on Dideoxycytidine in India?
The total import duty on Dideoxycytidine is about 18.0% 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 Dideoxycytidine?
No anti-dumping duty on Dideoxycytidine was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of Dideoxycytidine in India?
Dideoxycytidine falls under tariff item 2934 (estimate) of the Customs Tariff of India.
Is Dideoxycytidine 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 Dideoxycytidine from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is Dideoxycytidine hazardous?
Hazardous: take normal precautions. Can cause long-term health damage. Suspected of causing cancer. Suspected of damaging fertility or the unborn child.
Is Dideoxycytidine 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.