tert-ButylphosphineCAS 2501-94-2 · 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 2931 49 (subheading)).
Checked 2026-11-12 against official Indian and international lists. Sources are given under each answer.
What tert-Butylphosphine is, its uses, properties and related chemicals: tert-Butylphosphine 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.
Import dutyOK
- About ₹27,730 duty on every ₹1,00,000 of import value (CIF).
- The EU customs inventory (ECICS) classifies it under CN 2931 49 80, so its HS subheading is 2931 49.
- India splits subheading 2931 49 into 4 lines: 2931 49 10 (Other › Sodium 3-(trihydroxysilyl) propyl methylphosphonate); 2931 49 20 (Other › Bis[(5-ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan); 2931 49 30 (5-yl)methyl] methylphosphonate. › Glyphosate (ISO)); 2931 49 90 (5-yl)methyl] methylphosphonate. › Other).
- 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" (2931 49 90).
- 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 | 2501-94-2 |
|---|---|
| Formula | C4H11P |
| Also called | Phosphine, (1,1-dimethylethyl)-, tertiarybutylphosphine, TBUTPh, RefChem:896579 |
| Tariff item (HS) | 2931 49 (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 tert-Butylphosphine
What is the import duty on tert-Butylphosphine in India?
The total import duty on tert-Butylphosphine is about 27.73% of the import value under tariff item 2931 49 (subheading), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.
Is there anti-dumping duty on tert-Butylphosphine?
No anti-dumping duty on tert-Butylphosphine was found in the Customs (ADD) notifications in force.
What is the HS code (tariff item) of tert-Butylphosphine in India?
tert-Butylphosphine falls under HS subheading 2931 49, 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 tert-Butylphosphine 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 tert-Butylphosphine from India need a licence?
No export licence needed. Not on the SCOMET export-control list or the precursor export list.
Is tert-Butylphosphine 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 tert-Butylphosphine 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.