3-Oxo-1-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester

Modify Date: 2025-09-08 16:30:05

3-Oxo-1-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester Structure
3-Oxo-1-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester structure
 Common Name 3-Oxo-1-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester
CAS Number 954236-44-3 Molecular Weight 255.310
Density 1.2±0.1 g/cm3 Boiling Point 375.5±42.0 °C at 760 mmHg
Molecular Formula C13H21NO4 Melting Point N/A
MSDS N/A Flash Point 180.9±27.9 °C

 Names

Name tert-Butyl 3-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 375.5±42.0 °C at 760 mmHg
Molecular Formula C13H21NO4
Molecular Weight 255.310
Flash Point 180.9±27.9 °C
Exact Mass 255.147064
PSA 55.84000
LogP 0.54
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.511
Storage condition 2-8°C

 Safety Information

Hazard Codes Xi
HS Code 2934999090

 Synthetic Route

N-Boc-1-Oxa-8-azaspiro[4.5]decan-3-ol structure

N-Boc-1-Oxa-8-a...

CAS#:240401-09-6

~96%

3-Oxo-1-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester Structure

3-Oxo-1-oxa-8-a...

CAS#:954236-44-3

Literature: PFIZER INC.; LONG, Scott Allen; MEYERS, Marvin Jay; PELC, Matthew James; SCHWEITZER, Barbara Ann; THORARENSEN, Atli; WANG, Lijuan Jane Patent: WO2010/58318 A1, 2010 ; Location in patent: Page/Page column 26-27 ; WO 2010/058318 A1

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

3-Oxo-1-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester
tert-butyl 3-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate
tert-Butyl-3-oxo-1-oxa-8-azaspiro[4.5]decan-8-carboxylat
1-Oxa-8-azaspiro[4.5]decane-8-carboxylic acid, 3-oxo-, 1,1-dimethylethyl ester
2-Methyl-2-propanyl 3-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate
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Chemsrc provides CAS#:954236-44-3 MSDS, density, melting point, boiling point, structure, etc. Its name is 3-Oxo-1-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester>> amp version: 3-Oxo-1-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester

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