954236-44-3

954236-44-3 structure

Name: 3-Oxo-1-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester
Chemical Name: tert-Butyl 3-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate
CAS Number: 954236-44-3
Molecular Formula: C₁₃H₂₁NO₄
Molecular Weight: 255.310
Create Date: 2018-12-30 22:53:13
Modify Date: 2024-01-02 17:17:45

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

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

Hazard Codes	Xi
HS Code	2934999090

240401-09-6

~96%

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

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

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