2,6-Dimethyl-2,5-heptadien-4-one synthesis
- Product Name:2,6-Dimethyl-2,5-heptadien-4-one
- CAS Number:504-20-1
- Molecular formula:C9H14O
- Molecular Weight:138.21
640-01-7
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504-20-1
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$10.00/250mg
Yield:504-20-1 90%
Reaction Conditions:
with sodium isopropylate in isopropyl alcohol at 20 - 60; for 6 h;Reagent/catalyst;Solvent;Temperature;
Steps:
1.2; 2.2; 3.2; 4.2; 1.2; 2.2 Step 2
Add 1-nitroso 2,2,6,6-tetramethyl-piperidone (600g, 3.26mol) into a 10L three-necked flask,4.5L isopropanol, sodium isopropoxide (35g, 0.43mol),Control the temperature at 2060, stop the reaction after 6 hours,Distill out isopropanol under reduced pressure, add 600ml water to the concentrate,Extract with 1.2L of n-hexane, dry with anhydrous magnesium sulfate,Filter, distill off n-hexane under reduced pressure, freeze, filter,405 g of light yellow crystals were obtained (yield 90%, GC=99.71%).
References:
CN113354522,2021,A Location in patent:Paragraph 0042; 0044; 0046-0047; 0049-0050; 0052-0053; ...
768-03-6
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504-20-1
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$10.00/250mg
470-99-5
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$70.00/1g
52981-86-9
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504-20-1
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67-64-1
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$19.10/10ml
141-79-7
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504-20-1
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$10.00/250mg
123-42-2
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108-67-8
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67-64-1
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$19.10/10ml
141-79-7
277 suppliers
$10.00/5g
504-20-1
166 suppliers
$10.00/250mg
123-42-2
587 suppliers
$20.48/100ml