p-Toluenesulfonyl isocyanateCAS 4083-64-1 · import duty, licences and trade rules in India
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 2935 90 (subheading)).
Checked 2026-11-12 against official Indian and international lists. Sources are given under each answer.
What p-Toluenesulfonyl isocyanate is, its uses, properties and related chemicals: p-Toluenesulfonyl isocyanate 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).
- Registered under EU REACH, so EU importers can buy it under an existing registration.
- Active on the US TSCA Inventory, so it can be imported into the US without a new-chemical notice.
- Listed on the Australian Inventory of Industrial Chemicals (AICIS), so it can be introduced into Australia as an existing industrial chemical.
- EU: harmonised classification (CLP Annex VI, index 615-012-00-7): Eye Irrit. 2, STOT SE 3, Skin Irrit. 2, Resp. Sens. 1. Suppliers in the EU must label it this way.
Import dutyOK
- About ₹27,730 duty on every ₹1,00,000 of import value (CIF).
- The EU customs inventory (ECICS) classifies it under CN 2935 90 90, so its HS subheading is 2935 90.
- India splits subheading 2935 90 into 10 lines: 2935 90 11 (Sulphamethoxazole, sulphafurazole, sulphadiazine sulphadimidine, sulphacetamide ); 2935 90 12 (Sulphamethoxazole, sulphafurazole, sulphadiazine sulphadimidine, sulphacetamide ); 2935 90 13 (Sulphamethoxazole, sulphafurazole, sulphadiazine sulphadimidine, sulphacetamide ); 2935 90 14 (Sulphamethoxazole, sulphafurazole, sulphadiazine sulphadimidine, sulphacetamide ); 2935 90 15 (Sulphamethoxazole, sulphafurazole, sulphadiazine sulphadimidine, sulphacetamide ); 2935 90 21 (Sulphamethoxypyridarine, sulphamethiazole sulphamoxole, sulphamide › Sulphametho); and 4 more.
- 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" (2935 90 90).
- Confirm the exact 8-digit line with your customs broker before you import.
SafetyCHECK
- Irritates skin, eyes or breathing
- Can cause long-term health damage
- Causes skin irritation
- Causes serious eye irritation
- May cause allergy or asthma symptoms or breathing difficulties if inhaled
- 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 | 4083-64-1 |
|---|---|
| Formula | C8H7NO3S |
| Also called | p-Toluenesulfonyl isocyanate, p-Toluenesulphonyl isocyanate, 4-Methylbenzenesulfonyl isocyanate, Benzenesulfonyl isocyanate, 4-methyl- |
| Tariff item (HS) | 2935 90 (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 p-Toluenesulfonyl isocyanate
What is the import duty on p-Toluenesulfonyl isocyanate in India?
The total import duty on p-Toluenesulfonyl isocyanate is about 27.73% of the import value under tariff item 2935 90 (subheading), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.
Is there anti-dumping duty on p-Toluenesulfonyl isocyanate?
No anti-dumping duty on p-Toluenesulfonyl isocyanate was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of p-Toluenesulfonyl isocyanate in India?
p-Toluenesulfonyl isocyanate falls under HS subheading 2935 90, 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 p-Toluenesulfonyl isocyanate 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 p-Toluenesulfonyl isocyanate from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is p-Toluenesulfonyl isocyanate hazardous?
Dangerous: handle with proper protection. Irritates skin, eyes or breathing. Can cause long-term health damage. Causes skin irritation.
Is p-Toluenesulfonyl isocyanate 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). Registered under EU REACH, so EU importers can buy it under an existing registration.
Related chemicals
Guidance from official lists, not legal advice. Rules change; confirm with DGFT, customs or the regulator before you trade.