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ChemicalBook >> CAS DataBase List >>1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate

1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate

CAS No.
142929-48-4
Chemical Name:
1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate
Synonyms
tert-butyl 3-oxomorpholine-4-carboxylate;4-Boc-3-oxomorpholine;4-MORPHOLINECARBOXYLIC ACID, 3-OXO-, 1,1-DIMETH;1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate;4-MORPHOLINECARBOXYLIC ACID, 3-OXO-, 1,1-DIMETHYLETHYL ESTER
CBNumber:
CB82450168
Molecular Formula:
C9H15NO4
Molecular Weight:
201.22
MDL Number:
MFCD09751120
MOL File:
142929-48-4.mol
MSDS File:
SDS
Last updated:2026-05-28 03:29:09
Product description Number Pack Size Price
1,1-dimethylethyl 3-oxo-4-morpholinecarboxylate SFA92948 10g $472
tert-Butyl 3-oxomorpholine-4-carboxylate >98% B61301 100mg $25.45
tert-Butyl 3-oxomorpholine-4-carboxylate >98% B61301 250mg $42.1
tert-Butyl 3-oxomorpholine-4-carboxylate >98% B61301 1g $113.56
tert-Butyl 3-oxomorpholine-4-carboxylate >98% B61301 5g $397.47

1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate Properties

Boiling point 337.5±35.0 °C(Predicted)
Density 1.168±0.06 g/cm3(Predicted)
pka -2.52±0.20(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H335-H315-H319-H302
Precautionary statements  P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362-P264-P270-P301+P312-P330-P501

1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate price More Price(25)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth SFA92948 1,1-dimethylethyl 3-oxo-4-morpholinecarboxylate 142929-48-4 10g $472 2026-06-05 Buy
Synthonix B61301 tert-Butyl 3-oxomorpholine-4-carboxylate >98% 142929-48-4 100mg $25.45 2026-05-06 Buy
Synthonix B61301 tert-Butyl 3-oxomorpholine-4-carboxylate >98% 142929-48-4 250mg $42.1 2026-05-06 Buy
Synthonix B61301 tert-Butyl 3-oxomorpholine-4-carboxylate >98% 142929-48-4 1g $113.56 2026-05-06 Buy
Synthonix B61301 tert-Butyl 3-oxomorpholine-4-carboxylate >98% 142929-48-4 5g $397.47 2026-05-06 Buy
Product number Packaging Price Buy
SFA92948 10g $472 Buy
B61301 100mg $25.45 Buy
B61301 250mg $42.1 Buy
B61301 1g $113.56 Buy
B61301 5g $397.47 Buy

1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate Chemical Properties,Uses,Production

Synthesis

morpholin-3-one

109-11-5

Di-tert-butyl dicarbonate

24424-99-5

1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate

142929-48-4

Step 1: Synthesis of tert-butyl 3-oxomorpholine-4-carboxylate 3-Morpholinone (35 g, 346.2 mmol) was suspended in anhydrous tetrahydrofuran (350 mL). Di-tert-butyl dicarbonate (105.8 g, 484.7 mmol) and 4-dimethylaminopyridine (4.2 g, 34.6 mmol) were added sequentially. The reaction mixture started to release gas vigorously within 30 minutes. The resulting orange solution was stirred at room temperature for 24 hours. Subsequently, the mixture was cooled in an ice bath and imidazole (23.57 g, 346.2 mmol) was added. After stirring for 30 minutes, the mixture was diluted by adding ethyl acetate (500 mL). The organic phase was separated and washed sequentially with 1% (v/v) hydrochloric acid (500 mL), saturated sodium bicarbonate solution (500 mL) and brine (200 mL). The organic layer was dried over anhydrous magnesium sulfate, filtered and concentrated. The crude product was purified by silica gel column chromatography using ethyl acetate as eluent. The eluate was collected and concentrated to give an oil. 40/60 petroleum ether (200 mL) was added slowly and a white solid was precipitated with stirring. The mixture was aged for 30 minutes, cooled briefly in an ice bath, filtered and washed with 40/60 petroleum ether. Vacuum drying gave tert-butyl 3-oxomorpholine-4-carboxylate as a white solid (52.7 g, 76% yield). 1H-NMR (CDCl3) δ: 1.47 (9H, s), 3.68 (2H, m), 3.82 (2H, m), 4.15 (2H, s). MS ES (+) m/z: 145.8 (M+ -tBu).

References

[1] Patent: WO2013/49719, 2013, A1. Location in patent: Paragraph 00197
[2] Patent: WO2017/12576, 2017, A1. Location in patent: Page/Page column 177
[3] Journal of Medicinal Chemistry, 1992, vol. 35, # 16, p. 2928 - 2938

1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate Preparation Products And Raw materials

1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate Suppliers

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View Lastest Price from 1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1,1-dimethylethyl 3-oxo-4-morpholinecarboxylate pictures 2020-02-12 1,1-dimethylethyl 3-oxo-4-morpholinecarboxylate
142929-48-4
$1.00 1g Min98% HPLC Career Henan Chemical Co

1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate Spectrum

4-MORPHOLINECARBOXYLIC ACID, 3-OXO-, 1,1-DIMETHYLETHYL ESTER 1,1-Dimethylethyl 3-Oxo-4-Morpholinecarboxylate 4-Boc-3-oxomorpholine 4-MORPHOLINECARBOXYLIC ACID, 3-OXO-, 1,1-DIMETH tert-butyl 3-oxomorpholine-4-carboxylate 142929-48-4 142829-48-4
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