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Home/Compounds/Pharmaceutical Intermediate/Diethyl (ethoxymethylene)malonate
C10H16O5
216.23 g/mol
Pharmaceutical IntermediateDanger

Diethyl ethoxymethylenemalonate

CAS87-13-8EC201-725-7
Category
Pharmaceutical Intermediate
Compound Class
Ester
Primary Use
Pharmaceutical Intermediate

Diethyl ethoxymethylenemalonate is a chemical compound used as a fine chemical intermediate. It is commonly employed in the synthesis of pharmaceuticals and other organic compounds.

Fine chemical intermediateBuilding block in organic synthesis

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

ReferenceSame Category

6-chloropurine

CAS87-42-3

pharmaceutical intermediate

ReferenceSame Category

2-chloroethylamine hydrochloride

CAS870-24-6

pharmaceutical intermediate

ReferenceSame Category

Tert-butyl carbazate

CAS870-46-2

pharmaceutical intermediate

ReferenceSame Category

Di-tert-Butyl azodicarboxylate

CAS870-50-8

pharmaceutical intermediate

Safety Reference

Corrosive
Corrosive
Harmful
Harmful
Danger
H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H315Causes skin irritation
H317May cause an allergic skin reaction
H318Causes serious eye damage
H319Causes serious eye irritation
H335May cause respiratory irritation

Customs Tariff Classification

The international HS code for Diethyl ethoxymethylenemalonate (CAS 87-13-8) is 2918.99.

HS code (international, 6-digit)

2918.99

EU CN code (8-digit)

2918 99 90

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

diethyl 2-(ethoxymethylidene)propanedioate

InChIKey

LTMHNWPUDSTBKD-UHFFFAOYSA-N

SMILES

CCOC=C(C(=O)OCC)C(=O)OCC

Synonyms (35)
  • DEEMM
  • Nalidixic Acid EP Impurity C
  • Nalidixic acid impurity C, EuropePharmacopoeia (EP)
  • Diethyl EMME
  • Nadifloxacin Impurity 6

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