TetracyanoquinodimethaneCAS 1518-16-7 · import duty, licences and trade rules in India
Tetracyanoquinodimethane is a quinodimethane that is p-quinodimethane in which the methylidene hydrogens are replaced by cyano groups. 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 2926 90 00).
Checked 2026-11-12 against official Indian and international lists. Sources are given under each answer.
What Tetracyanoquinodimethane is, its uses, properties and related chemicals: Tetracyanoquinodimethane 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).
- Made up of basic customs duty 7.5%, social welfare surcharge 0.75% and IGST 18%. IGST can usually be claimed back as input tax credit.
- Tariff item 2926 90 00: Nitrile-function compounds, other.
- No Indian tariff line names this chemical. The EU customs inventory (ECICS) classifies it under CN 2926 90 70, which is HS subheading 2926 90; India has one line under that subheading, so this is its line.
SafetyCHECK
- Poisonous, even in small amounts
- Irritates skin, eyes or breathing
- Toxic if swallowed, in contact with skin or if inhaled
- Toxic if swallowed
- Harmful if swallowed
- Toxic in contact with skin
- Toxic if inhaled
- 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 | 1518-16-7 |
|---|---|
| Formula | C12H4N4 |
| Also called | TCNQ, Tetracyanoquinodimethane, Tetracyanoquinodimethan, Tetracyano-p-quinodimethane |
| Tariff item (HS) | 2926 90 00 |
| Total import duty | about 27.73% |
| Anti-dumping duty (most producers) | None found |
| SCOMET (export control) | Not listed |
| NDPS / precursor | Not listed |
Questions about Tetracyanoquinodimethane
What is the import duty on Tetracyanoquinodimethane in India?
The total import duty on Tetracyanoquinodimethane is about 27.73% of the import value under tariff item 2926 90 00, including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.
Is there anti-dumping duty on Tetracyanoquinodimethane?
No anti-dumping duty on Tetracyanoquinodimethane was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of Tetracyanoquinodimethane in India?
Tetracyanoquinodimethane falls under tariff item 2926 90 00 of the Customs Tariff of India.
Is Tetracyanoquinodimethane 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 Tetracyanoquinodimethane from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is Tetracyanoquinodimethane hazardous?
Dangerous: handle with proper protection. Poisonous, even in small amounts. Irritates skin, eyes or breathing. Toxic if swallowed, in contact with skin or if inhaled.
Is Tetracyanoquinodimethane 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.