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Substance Name: Technetium tc 99m exametazime [USAN]
RN: 99944-78-2
UNII: 3B744AG22N
InChIKey: ZLRVWFDVJWKAIL-LXMACRGBSA-M

Note

  • A gamma-emitting RADIONUCLIDE IMAGING agent used in the evaluation of regional cerebral blood flow and in non-invasive dynamic biodistribution studies and MYOCARDIAL PERFUSION IMAGING. It has also been used to label leukocytes in the investigation of INFLAMMATORY BOWEL DISEASES.

Molecular Formula

  • C13-H25-N4-O3-Tc

Molecular Weight

  • 384.2718
 

Classification Codes

  • Diagnostic Uses of Chemicals
  • Indicators and Reagents
  • Radiopharmaceuticals
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Names and Synonyms

Name of Substance

  • Technetium tc 99m exametazime [USAN]
  • Technetium Tc-99m exametazime

MeSH Heading

  • Technetium Tc 99m Exametazime

Synonyms

  • (SP-5-15)-((Rel-(3R,3'R)-3,3'-((2,2-dimethyl-1,3-propanediyl)di(imino-kappaN))bis(2-butanone)di(oximato-kappaN))(3-))oxotechnetium-99Tc
  • 2-Butanone, 3,3'-((2,2-dimethyl-1,3-propanediyl)diimino)bis-, dioxime, technetium-99 complex, (R*,R*)-
  • 99mTc-HMPAO
  • Ceretec
  • Drax Exametazime
  • Technetium Tc 99m exametazime
  • Technetium-99-HMPAO
  • Technetium-99m-HMPAO
  • Technetium-99mTc-HMPAO
  • Technetium-99Tc, ((3,3'-((2,2-dimethyl-1,3-propanediyl)diimino)bis(2-butanone) dioximato)(3-)-N,N',N'',N''')oxo-, (SP-5-15-(R*,R*))-
  • Technetium-exametazime
  • UNII-3B744AG22N

Systematic Names

  • Technetium-99Tc, ((rel-(3R,3'R)-3,3'-((2,2-dimethyl-1,3-propanediyl)di(imino-kappaN))bis(2-butanone)di(oximato-kappaN))(3-))oxo-, (SP-5-15)-
  • Technitium-99Tc, ((3,3'-((2,2-dimethyl-1,3-propanediyl)di(imino-kappa-N))bis(2-butanone)di(oximato-kappa-N))(3-))oxo-, (SP-5-15-(R*,R*))-

Registry Numbers

CAS Registry Number

  • 99944-78-2

FDA UNII

  • 3B744AG22N

Other Registry Numbers

  • 119687-89-7
  • 121461-42-5
  • 132529-94-3

System Generated Number

  • 0099944782

Structure Descriptors

InChI

1S/C13H26N4O2.O.Tc/c1-9(11(3)16-18)14-7-13(5,6)8-15-10(2)12(4)17-19;;/h9-10,18-19H,7-8H2,1-6H3;;/q-2;;+3/p-1/b16-11+,17-12+;;/t9-,10-;;/m1../s1/i;;1+1

InChIKey

ZLRVWFDVJWKAIL-LXMACRGBSA-M

Smiles

C[C@@H]1C(=[N](O)[99Tc+3]23(=O)[N](=C(C)[C@@H](C)[N-]2CC(C)(C)C[N-]13)[O-])C