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Hydrazine hydrate (1:1) → HCID 21190259, compound

HRID 1068802
Notes
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Reaction equation

HRID 1068802 reaction equation
[CH3:1][C:2]1[N:3]=[C:4]2[CH:12]=[CH:11][CH:10]=[C:9]3[N:5]2[C:6]=1[C:7]([S:13][CH2:14][CH2:15][CH2:16][CH2:17][N:18]1C(=O)C2=CC=CC=C2C1=O)=[N:8]3.O.NN>C(O)C>[NH2:18][CH2:17][CH2:16][CH2:15][CH2:14][S:13][C:7]1[C:6]2=[C:2]([CH3:1])[N:3]=[C:4]3[N:5]2[C:9](=[CH:10][CH:11]=[CH:12]3)[N:8]=1
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

4

Reactant 2

HCID 24654Hydrazine hydrate (1:1)HCID 211900953-Methyl-[4-(phthalimido)butan-1-ylthio]-1,4,7b-triazacyclopent[cd]indene

Product 1

HCID 21190259HCID 21190259, compoundYield 72.7%

Reagents, catalysts & solvents 1

HCID 702EthanolSolvent

Procedure

To a suspension of 3.90 g (10.0 mmol) of 3-methyl-[4-(phthalimido)butan-1-ylthio]-1,4,7b-triazacyclopent[cd]indene in 70 ml of ethanol was added 1.50 g (30.0 mmol) of hydrazine monohydrate. The mixture was heated for 2 hours under reflux. After cooling the resulting precipitates were filtered off. The filtrate was concentrated to give the residue, water was added, extracted with chloroform. The extract was dried over anhydrous magnesium sulfate, then the solvent was distilled off to give 1.89 g of the desired compound (72.7%, pale brown solid)

Workup

  1. temperatureThe mixture was heated for 2 hours
  2. temperatureunder reflux
  3. temperatureAfter cooling the resulting
  4. customprecipitates
  5. filtrationwere filtered off
  6. concentrationThe filtrate was concentrated
  7. customto give the residue, water
  8. additionwas added
  9. extractionextracted with chloroform
  10. dry with materialThe extract was dried over anhydrous magnesium sulfate
  11. distillationthe solvent was distilled off

Sources & evidence

ORD record
ord-1bcd1cd24354457f97c267a58b9973b2
Source dataset
uspto-grants-2001_06
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US06251905B1

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes