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Substance Name: Oseltamivir phosphate [USAN:USP]
RN: 204255-11-8
UNII: 4A3O49NGEZ
InChIKey: PGZUMBJQJWIWGJ-ONAKXNSWSA-N

Note

  • An acetamido cyclohexene that is a structural homolog of SIALIC ACID and inhibits NEURAMINIDASE.

    Used in Influenza treatment. See CDC 2009 H1N1 Flu (Swine Flu) Antiviral Drugs at CDC Antiviral Drugs

Molecular Formula

  • C16-H28-N2-O4.H3-O4-P

Molecular Weight

  • 410.4009
 

Classification Codes

  • Anti-Infective Agents
  • Antiviral (Neuraminidase Inhibitor)
  • Antiviral Agents
  • Enzyme Inhibitors
  • Neuraminidase Inhibitor
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Names and Synonyms

Name of Substance

  • Oseltamivir phosphate [USAN:USP]
  • Tamiflu

Synonyms

  • (3R-(3alpha,4beta,5alpha))-Ethyl 4-(acetylamino)-5-amino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylate phosphate (1:1)
  • (3R-(3alpha,4beta,5alpha)-Ethyl 4-(acetylamino)-5-amino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylate phosphate (1:1)
  • Ethyl (3R,4R,5S)-4-acetamido-5-amino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylate phosphate (1:1)
  • Ethyl (3R,4R,5S)-4-acetamido-5-amino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylate, phosphate (1:1)
  • GS 4071
  • GS 4104
  • GS4104
  • Oseltamivir phosphate
  • Ro 64-0796/002
  • Tamiflu
  • UNII-4A3O49NGEZ

Systematic Names

  • 1-Cyclohexene-1-carboxylic acid, 4-(acetylamino)-5-amino-3-(1-ethylpropoxy)-, ethyl ester, (3R,4R,5S)-, phosphate (1:1)
  • 1-Cyclohexene-1-carboxylic acid, 4-(acetylamino)-5-amino-3-(1-ethylpropoxy)-, ethyl ester, (3R-(3alpha,4beta,5alpha)-, phosphate (1:1)

Registry Numbers

CAS Registry Number

  • 204255-11-8

FDA UNII

  • 4A3O49NGEZ

System Generated Number

  • 0204255118

Molecular Formulas

Molecular Formula

  • C16-H28-N2-O4.H3-O4-P

Molecular Formula Fragments

  • C16-H28-N2-O4
  • COMPONENT
  • H3-O4-P

Structure Descriptors

InChI

1S/C16H28N2O4.H3O4P/c1-5-12(6-2)22-14-9-11(16(20)21-7-3)8-13(17)15(14)18-10(4)19;1-5(2,3)4/h9,12-15H,5-8,17H2,1-4H3,(H,18,19);(H3,1,2,3,4)/t13-,14+,15+;/m0./s1

InChIKey

PGZUMBJQJWIWGJ-ONAKXNSWSA-N

Smiles

[C@H]1([C@H]([C@@H](C=C(C1)C(=O)OCC)OC(CC)CC)NC(=O)C)N.OP(=O)(O)O