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[ CAS No. 1481-02-3 ]

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Chemical Structure| 1481-02-3
Chemical Structure| 1481-02-3
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Product Details of [ 1481-02-3 ]

CAS No. :1481-02-3 MDL No. :MFCD00051654
Formula : C5H5F3N2O Boiling Point : -
Linear Structure Formula :- InChI Key :SYHYFYSGUQRNRS-UHFFFAOYSA-N
M.W :166.10 g/mol Pubchem ID :518566
Synonyms :

Safety of [ 1481-02-3 ]

Signal Word:Warning Class:N/A
Precautionary Statements:P261-P264-P271-P280-P302+P352-P304+P340-P312-P305+P351+P338-P362-P403+P233-P501 UN#:N/A
Hazard Statements:H315-H319-H335 Packing Group:N/A
GHS Pictogram:

Application In Synthesis of [ 1481-02-3 ]

* 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.

  • Upstream synthesis route of [ 1481-02-3 ]
  • Downstream synthetic route of [ 1481-02-3 ]

[ 1481-02-3 ] Synthesis Path-Upstream   1~2

  • 1
  • [ 1481-02-3 ]
  • [ 128455-63-0 ]
Reference: [1] Journal of Heterocyclic Chemistry, 2011, vol. 48, # 2, p. 389 - 396
[2] Patent: CN103951663, 2016, B,
  • 2
  • [ 372-31-6 ]
  • [ 60-34-4 ]
  • [ 1481-02-3 ]
YieldReaction ConditionsOperation in experiment
85.8% at 50℃; for 5 h; 0.1 ml of methyl hydrazine and 250 mL three-necked flask, add 10 mL of anhydrous ethanol, stirring heated to 50 C , dropwise 0. 1moL ethyl trifluoroacetoacetate, heating reflux 5 h, cooling crystallization , Vacuum filtration, drying, in a yellow solid; Yield: 85.8percent.
Reference: [1] Patent: CN103951663, 2016, B, . Location in patent: Paragraph 0091; 0092; 0093
[2] Australian Journal of Chemistry, 2010, vol. 63, # 5, p. 785 - 791
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