
Antioxidant BHT 264
CAS:128-37-0
Purity:99%
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Product Details
InChI:InChI=1/C7H11NO.ClH/c9-7-5-8-3-1-6(7)2-4-8;/h6H,1-5H2;1H
The invention relates to an intermediate...
An improved method for the synthesis of ...
An industrially efficient method was dev...
Cu/TEMPO catalyst systems promote effici...
ethyl 1-(2-methoxy-2-oxoethyl) piperidine-4-carboxylate
3-quinuclidinone hydrochloride
Conditions | Yield |
---|---|
ethyl 1-(2-methoxy-2-oxoethyl) piperidine-4-carboxylate;
With
potassium tert-butylate;
In
toluene;
at 111 ℃;
for 3h;
Inert atmosphere;
With
hydrogenchloride;
In
water;
for 14h;
Reflux;
With
potassium carbonate;
In
water;
Solvent;
Reagent/catalyst;
|
80% |
2-ethoxycarbonyl-3-quinuclidinone
3-quinuclidinone hydrochloride
Conditions | Yield |
---|---|
2-ethoxycarbonyl-3-quinuclidinone;
Reflux;
With
hydrogenchloride;
In
ethanol;
at 20 ℃;
|
25.4 g |
2-Ethoxycarbonyl-3-oxoquinuclidine oxime hydrochloride
1-ethoxycarbonylmethyl-piperidine-4-carboxylic acid methyl ester
toluene
(S)-quinuclidin-3-ol
3-hydroxy-1-azabicyclo[2.2.2]octane-3-carbonitrile
3-quinuclidinol
1-aza-bicyclo[3.2.2]nonan-4-one
3-cyanoquinuclidine hydrochloride