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Chemical Structure| 251658-58-9 Chemical Structure| 251658-58-9

Structure of 251658-58-9

Chemical Structure| 251658-58-9

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Product Details of [ 251658-58-9 ]

CAS No. :251658-58-9
Formula : C11H11N3O2
M.W : 217.22
SMILES Code : CCOC(=O)C1=NNC(=C1)C1=CC=CN=C1
MDL No. :MFCD08690166

Safety of [ 251658-58-9 ]

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H302-H315-H319-H335
Precautionary Statements:P261-P280-P301+P312-P302+P352-P305+P351+P338

Application In Synthesis of [ 251658-58-9 ]

* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.

  • Downstream synthetic route of [ 251658-58-9 ]

[ 251658-58-9 ] Synthesis Path-Downstream   1~1

  • 1
  • [ 251658-58-9 ]
  • [ 374064-01-4 ]
YieldReaction ConditionsOperation in experiment
90% With sodium hydroxide; In tetrahydrofuran; methanol; water; at 65℃; for 4h; A mixture of NaOH (0.06 g, 15 mmol), PPCAE (1.763 g, 8 mmol), THF (16 ml), MeOH (15 ml) and H2O (8 ml) was stirred at 65 C for 4 h. After removal of the solvent under reduced pressure. The residue obtained was diluted with water, a cold aqueous HCl solution (6 mol/L) was used to neutralize the solution to pH 5. The white precipitate was collected and washed with water to give crude HPPC (1.361 g, 90%). The crude HPPC was purified on silica gel by column chromatography. HPPC (Fig. A.2): IR (KBr, gamma, cm-1): 3423(s), 1724(s), 1573(w), 1438(w), 1389(w), 1337(m), 1292(m), 1243(m), 762(s), 703(s), 636(w). MS(ESI): m/z (%) = 233.8 [HPPC+HCOOH]-, 223.9[HPPC+Cl]-, 188.1 [HPPC+H]-.
 

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