5-Methoxycarbonyl-2-methylphenylboronic acid synthesis
- Product Name:5-Methoxycarbonyl-2-methylphenylboronic acid
- CAS Number:876189-18-3
- Molecular formula:C9H11BO4
- Molecular Weight:193.99
7664-93-9
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$23.30/1090731000
882679-40-5
88 suppliers
$36.00/1g
876189-18-3
56 suppliers
$50.00/50mg
Yield:876189-18-3 95%
Reaction Conditions:
with methanol for 12 h;Reflux;
Steps:
1
Add 20ml of methanol, 2.7ml of 12N concentrated sulfuric acid to the above-mentioned boric acid ester, heat to reflux for 12h, TLC detects that the reaction is complete, concentrate under reduced pressure, extract with ethyl acetate, dry over anhydrous sodium sulfate, and concentrate under reduced pressure to obtain boric acid compound 1 (1.26 g , 95%).
References:
CN112500293,2021,A Location in patent:Paragraph 0044; 0046
882679-40-5
88 suppliers
$36.00/1g
876189-18-3
56 suppliers
$50.00/50mg
90347-66-3
213 suppliers
$10.00/5g
876189-18-3
56 suppliers
$50.00/50mg
67-56-1
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$9.00/25ml
170230-88-3
72 suppliers
$47.00/100mg
876189-18-3
56 suppliers
$50.00/50mg
7697-26-9
262 suppliers
$6.00/5g
876189-18-3
56 suppliers
$50.00/50mg