3-(Triethoxysilyl)propyl methacrylate (CAS 21142-29-0): import duty, licences and trade rules in India
For trade in India: OK to trade, but watch: global treaties & export markets. Import duty is about 27.73% (tariff item 2931 (estimate)).
Checked 2026-10-31 against official Indian and international lists. Sources are given under each answer.
Key facts
| CAS number | 21142-29-0 |
|---|---|
| Formula | C13H26O5Si |
| Also called | methacryloxypropyltriethoxysilane, 2-Propenoic acid, 2-methyl-, 3-(triethoxysilyl)propyl ester, EINECS 244-239-0, RefChem:496288 |
| Tariff item (HS) | 2931 (estimate) |
| Total import duty | about 27.73% |
| 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 marketsCHECK
- 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.
- US TSCA: subject to a significant new use rule (SNUR): new uses need a notice to EPA first.
- Listed on the Australian Inventory of Industrial Chemicals (AICIS), so it can be introduced into Australia as an existing industrial chemical.
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: 2931, other organo-inorganic compounds (e.g. organo-phosphorus, organo-silicon) (an ester, classified by its phosphorus, silicon or boron bonded to carbon).
- All lines under heading 2931 pay basic customs duty 7.5%; with social welfare surcharge and IGST 18% that makes about 27.73%.
- Confirm the exact 8-digit code with your customs broker before you import.
SafetyOK
- 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.
Questions about 3-(Triethoxysilyl)propyl methacrylate
What is the import duty on 3-(Triethoxysilyl)propyl methacrylate in India?
The total import duty on 3-(Triethoxysilyl)propyl methacrylate is about 27.73% of the import value under tariff item 2931 (estimate), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.
Is there anti-dumping duty on 3-(Triethoxysilyl)propyl methacrylate?
No anti-dumping duty on 3-(Triethoxysilyl)propyl methacrylate was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of 3-(Triethoxysilyl)propyl methacrylate in India?
3-(Triethoxysilyl)propyl methacrylate falls under tariff item 2931 (estimate) of the Customs Tariff of India.
Is 3-(Triethoxysilyl)propyl methacrylate 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 3-(Triethoxysilyl)propyl methacrylate from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is 3-(Triethoxysilyl)propyl methacrylate hazardous?
Not classified as hazardous. Always read the supplier’s safety data sheet (SDS) before handling.
Is 3-(Triethoxysilyl)propyl methacrylate regulated under global treaties or in the EU and US?
US: TSCA rules apply. 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.