Octanethioic acid, S-(3-(triethoxysilyl)propyl) esterCAS 220727-26-4 · 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 2930 90 (subheading)).
Checked 2026-11-12 against official Indian and international lists. Sources are given under each answer.
What Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester is, its uses, properties and related chemicals: Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester 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.
- 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 014-038-00-0): Skin 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 2930 90 95, so its HS subheading is 2930 90.
- India splits subheading 2930 90 into 16 lines: 2930 90 10 (Other › Thiourea (sulphourea)); 2930 90 20 (Other › Calcium salts of methionine); 2930 90 30 (Other › Thio sulphonic acid); 2930 90 40 (Other › L-cystine (alpha-amino beta-thiopropionic acid)-sulphur containing amino); 2930 90 50 (Other › Sulphinic acid); 2930 90 60 (Other › Sulphoxide); and 10 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" (2930 90 99).
- Confirm the exact 8-digit line 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 | 220727-26-4 |
|---|---|
| Formula | C17H36O4SSi |
| Also called | Octanethioic acid, S-[3-(triethoxysilyl)propyl] ester, Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester, S-(3-(triethoxysilyl)propyl) octanethioate, RefChem:855959 |
| Tariff item (HS) | 2930 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 Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester
What is the import duty on Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester in India?
The total import duty on Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester is about 27.73% of the import value under tariff item 2930 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 Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester?
No anti-dumping duty on Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester in India?
Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester falls under HS subheading 2930 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 Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester 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 Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester 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 Octanethioic acid, S-(3-(triethoxysilyl)propyl) ester 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.