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65202-60-0

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Basic Information
CAS No.: 65202-60-0
Name: 10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate
Article Data: 4
Molecular Structure:
Molecular Structure of 65202-60-0 (10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate)
Formula: C12H19NO6
Molecular Weight: 273.286
Density: 1.32g/cm3
Boiling Point: 425.9°Cat760mmHg
Flash Point: 211.4°C
PSA: 74.30000
LogP: 0.31880
Related products
Synthetic route
65202-59-7

4-ethyl 1-methyl 3-oxopiperidine-1,4-dicarboxylate

107-21-1

ethylene glycol

65202-60-0

10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate

Conditions
ConditionsYield
With toluene-4-sulfonic acid In benzene for 72h; Reflux;83%
Stage #1: 4-ethyl 1-methyl 3-oxopiperidine-1,4-dicarboxylate; ethylene glycol With toluene-4-sulfonic acid In benzene for 120h; Heating / reflux;
Stage #2: With sodium carbonate In water; benzene		83%
65202-59-7

4-ethyl 1-methyl 3-oxopiperidine-1,4-dicarboxylate

65202-60-0

10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate

Conditions
ConditionsYield
With toluene-4-sulfonic acid In ethylene glycol; ethyl acetate; benzene65%
70637-75-1

ethyl 3-oxopiperidine-4-carboxylate

65202-60-0

10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: potassium carbonate / 1.5 h / 0 - 20 °C
2: toluene-4-sulfonic acid / benzene / 72 h / Reflux
View Scheme
Multi-step reaction with 2 steps
1: potassium carbonate / water / 1.5 h / 0 - 20 °C
2: toluene-4-sulfonic acid / benzene / 120 h / Heating / reflux
View Scheme
52763-21-0

ethyl 1-benzyl-3-oxopiperidine-4-carboxylate hydrochloride

65202-60-0

10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hydrogen; palladium 10% on activated carbon / water; ethanol / 48 h / 2327.23 Torr
2: potassium carbonate / 1.5 h / 0 - 20 °C
3: toluene-4-sulfonic acid / benzene / 72 h / Reflux
View Scheme
Multi-step reaction with 3 steps
1: hydrogen / palladium 10% on activated carbon / ethanol; water / 48 h / parr shaker
2: potassium carbonate / water / 1.5 h / 0 - 20 °C
3: toluene-4-sulfonic acid / benzene / 120 h / Heating / reflux
View Scheme
65202-60-0

10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate

1007595-05-2

7-(methoxycarbonyl)-1,4-dioxa-7-azaspiro[4.5]decane-10-carboxylic acid

Conditions
ConditionsYield
With barium(II) hydroxide In methanol; water at 20℃; for 72h;93%
Stage #1: 10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate With barium dihydroxide; water In methanol at 20℃;
Stage #2: With hydrogenchloride In methanol; water pH=3;		93%
65202-60-0

10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate

5470-11-1

hydroxylamine hydrochloride

1-methoxycarbonyl-3-oxopiperidine-4-carbohydroxamic acid ethylene acetal

Conditions
ConditionsYield
With potassium hydroxide; formic acid In methanol; ethanol; acetic acid29%
65202-60-0

10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate

36049-90-8

2-lithio-1,3-dithiane

91305-64-5

(1,3-dithian-2-yl)-(1-methoxycarbonyl-3,3-ethylenedioxy-4-piperidyl)-ketone

Conditions
ConditionsYield
In tetrahydrofuran -78 deg C, 1h; -30 deg C, 1 h; 0 deg C, 1 h;28%
65202-60-0

10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate

91305-67-8

5,6,7,8-tetrahydro-7-methoxycarbonyl-γ-pyrano<6,5-c>pyridine-3-ol

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 28 percent / tetrahydrofuran / -78 deg C, 1h; -30 deg C, 1 h; 0 deg C, 1 h
2: 86 percent / 1.) lithiumdiisopropylamine / 1.) -78 deg C, 1 h, 2.) -15 deg C, 1 h
3: 95 percent / conc. HCl / 0.17 h / 70 °C
4: 52 percent / Tl(ONO2)3*3H2O / methanol / 0.17 h / Heating
View Scheme
65202-60-0

10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate

91305-66-7

2,3,5,6,7,8-hexahydro-7-methoxycarbonyl-3,3-trimethylendithio-γ-pyrano<6,5->pyridine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 28 percent / tetrahydrofuran / -78 deg C, 1h; -30 deg C, 1 h; 0 deg C, 1 h
2: 86 percent / 1.) lithiumdiisopropylamine / 1.) -78 deg C, 1 h, 2.) -15 deg C, 1 h
3: 95 percent / conc. HCl / 0.17 h / 70 °C
View Scheme
65202-60-0

10-ethyl 7-methyl 1,4-dioxa-7-azaspiro[4.5]decane-7,10-dicarboxylate

91305-65-6

(2-hydroxymethyl-1,3-dithian-2-yl)-(1-methoxycarbonyl-3,3-ethylenedioxy-4-piperidyl)-ketone

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 28 percent / tetrahydrofuran / -78 deg C, 1h; -30 deg C, 1 h; 0 deg C, 1 h
2: 86 percent / 1.) lithiumdiisopropylamine / 1.) -78 deg C, 1 h, 2.) -15 deg C, 1 h
View Scheme
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