(2E)-2-(3',6'-Dihydroxy-3H-Spiro[2-Benzofuran-1,9'-Xanthen]-3-Ylidene)Hydrazinecarbothioamide

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Properties Simple | Detailed

Formula C21H15N3O4S
IUPAC Name [(e)-(3',6'-dihydroxyspiro[isobenzofuran-3,9'-xanthene]-1-ylidene)amino]thiourea
Molecular Mass 405.426 g·mol−1
Heat of Formation -142.3 ± 16.7 kJ·mol−1
Dipole Moment 5.63 ± 1.08 D
Volume 438.59 Å 3
Surface Area 384.18 Å 2
HOMO Energy -8.36 ± 0.55 eV
LUMO Energy -1.12 ± eV
Point Group Symmetry C1
Synonyms
  • [(3',6'-dihydroxy-1-spiro[isobenzofuran-3,9'-xanthene]ylidene)amino]thiourea
  • [(3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-ylidene)amino]thiourea
  • [(3',6'-dihydroxyspiro[isobenzofuran-3,9'-xanthene]-1-ylidene)amino]thiourea
  • flths
  • fluorescein thiosemicarbazide
  • hydrazinecarbothioamide, 2-(3',6'-dihydroxyspiro(isobenzofuran-1(3h),9'-(9h)xanthen)-3-ylidene)-
CAS Number(s)
  • 75323-82-9
InChIKey HOUJZQLNVOLPOY-FCDQGJHFSA-N
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