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2934.99.00/3-Methylene-7-(2-Phenoxyacetamido)-Cephan-4-Carboxylic Acid, p-Nitrobenzyl Ester, 1-Oxide/China

3-Methylene-7-(2-Phenoxyacetamido)-Cephan-4-Carboxylic Acid, p-Nitrobenzyl Ester, 1-Oxide from China

3-Methylene-7-(2-phenoxyacetamido)-cephan-4-carboxylic acid p-nitrobenzyl ester 1-oxide, a complex beta-lactam intermediate. This chemically defined heterocyclic compound contains a dihydrothiazine ring and is used in cephalosporin synthesis.

Duty Rate — China → Canada

0%
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Import Tips

• This compound is a separate chemically defined heterocyclic compound per Chapter 29 Note 1

• Provide the full structural formula and stereochemistry for customs

• Verify if the product is listed as a controlled precursor

3-Methylene-7-(2-Phenoxyacetamido)-Cephan-4-Carboxylic Acid, p-Nitrobenzyl Ester, 1-Oxide from China — Import Duty Rate | Tariff item 2934.99.00