2,6-DIFLUOROBENZALDEHYDE OXIME synthesis
- Product Name:2,6-DIFLUOROBENZALDEHYDE OXIME
- CAS Number:19064-16-5
- Molecular formula:C7H5F2NO
- Molecular Weight:157.12
437-81-0
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19064-16-5
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Yield:19064-16-5 99.1%
Reaction Conditions:
with hydroxylamine hydrochloride;sodium hydroxide in ethanol;water at 0 - 90; for 4 h;
Steps:
3.1 (1) Preparation of 2,6-difluorobenzaldehyde oxime
2,6-Difluorobenzaldehyde (10 g, 70.4 mmol) was dissolved in ethanol (100 mL),and a solution ofhydroxylamine hydrochloride (7.3 g,105.0 mmol) and NaOH (4.2g,105.0 mmol) in water (30 mL) wasadded at 0 ° C.The mixture was reacted at 90 ° C for 4 hours, cooled, concentrated to give alarge white solid, filtered, and filtered to give product (11 g, yield: 99.1%).
References:
CN109265471,2019,A Location in patent:Paragraph 0391; 0393; 0394; 0395
372-18-9
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19064-16-5
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19064-16-5
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135133-56-1
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19064-16-5
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