Di-tert-butyl dicarbonate (CAS 24424-99-5): import duty, licences and trade rules in India

Tert-butoxycarbonyl anhydride is an acyclic carboxylic anhydride. For trade in India: OK to trade, but watch: safety. Import duty is about 27.73% (tariff item 2920 (estimate)).

OK to trade, but watch: safety.

Checked 2026-10-31 against official Indian and international lists. Sources are given under each answer.

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Key facts

CAS number24424-99-5
FormulaC10H18O5
Also calledBis(tert-butoxycarbonyl)oxide, di-tert-Butyl pyrocarbonate, BOC-anhydride, Boc2O
Tariff item (HS)2920 (estimate)
Total import dutyabout 27.73%
Anti-dumping duty (most producers)None found
SCOMET (export control)Not listed
NDPS / precursorNot listed

Every answer, with its source

Rules in IndiaOK

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.
Source: CIB&RC pesticide lists · CDSCO new drug approvals · NDPS RCS Order 2013

Exporting from IndiaOK

No export licence needed
  • Not on the SCOMET export-control list or the precursor export list.
  • The buyer’s country may still have its own import rules.
Source: DGFT SCOMET list · NDPS RCS Order 2013

Global treaties & export marketsOK

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.
  • 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.
Source: Stockholm Convention, all listed POPs · Rotterdam Convention Annex III · Montreal Protocol annexes (ozone layer, Kigali HFCs) · US EPA TSCA Inventory · ECHA REACH lists, as published in PubChem

Import dutyOK

About 27.73% of the import value (estimate)
  • 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: 2920, esters of other inorganic acids of non-metals (e.g. thiophosphoric esters, carbonates) (ester of an inorganic acid (thiophosphate, carbonate or sulphate)).
  • 12 of 13 lines under heading 2920 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.
Source: Customs Tariff of India, CBIC · Notification 45/2025-Customs · Notification 9/2025-Integrated Tax (Rate)

SafetySTOP

Very hazardous: strict controls needed
  • Catches fire easily
  • Burns skin and eyes, eats into metal
  • Poisonous, even in small amounts
  • Irritates skin, eyes or breathing
  • Highly flammable liquid and vapor
  • Flammable liquid and vapor
  • Flammable solid
  • Causes skin irritation
  • May cause an allergic skin reaction
  • Always read the supplier’s safety data sheet (SDS) before handling.
Source: PubChem GHS classification

Price and suppliersNO DATA

Not on RasayanXchange yet
  • Post a requirement and we will find suppliers for you.
Source: RasayanXchange market data

Questions about Di-tert-butyl dicarbonate

What is the import duty on Di-tert-butyl dicarbonate in India?

The total import duty on Di-tert-butyl dicarbonate is about 27.73% of the import value under tariff item 2920 (estimate), including basic customs duty, the social welfare surcharge and IGST. Check the latest notifications before you import.

Is there anti-dumping duty on Di-tert-butyl dicarbonate?

No anti-dumping duty on Di-tert-butyl dicarbonate was found in the Customs (ADD) notifications in force.

What is the HS code (tariff item) of Di-tert-butyl dicarbonate in India?

Di-tert-butyl dicarbonate falls under tariff item 2920 (estimate) of the Customs Tariff of India.

Is Di-tert-butyl dicarbonate 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 Di-tert-butyl dicarbonate from India need a licence?

No export licence needed. Not on the SCOMET export-control list or the precursor export list.

Is Di-tert-butyl dicarbonate hazardous?

Very hazardous: strict controls needed. Catches fire easily. Burns skin and eyes, eats into metal. Poisonous, even in small amounts.

Is Di-tert-butyl dicarbonate 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.

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Guidance from official lists, not legal advice. Rules change; confirm with DGFT, customs or the regulator before you trade.