9-Benzyl-3,9-diazaspiro[5.5]undecane-2,4-dione

Modify Date: 2025-09-18 07:43:36

9-Benzyl-3,9-diazaspiro[5.5]undecane-2,4-dione Structure
9-Benzyl-3,9-diazaspiro[5.5]undecane-2,4-dione structure
Common Name 9-Benzyl-3,9-diazaspiro[5.5]undecane-2,4-dione
CAS Number 189333-48-0 Molecular Weight 272.34200
Density 1.2g/cm3 Boiling Point 458.4ºC at 760 mmHg
Molecular Formula C16H20N2O2 Melting Point N/A
MSDS N/A Flash Point 231ºC

 Names

Name 9-Benzyl-3,9-diazaspiro[5.5]undecane-2,4-dione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2g/cm3
Boiling Point 458.4ºC at 760 mmHg
Molecular Formula C16H20N2O2
Molecular Weight 272.34200
Flash Point 231ºC
Exact Mass 272.15200
PSA 49.41000
LogP 1.97210
Vapour Pressure 1.38E-08mmHg at 25°C
Index of Refraction 1.597

 Safety Information

HS Code 2933990090

 Synthetic Route

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9-Benzyl-3,9-diazaspiro[5.5]undecane-2,4-dione Structure

9-Benzyl-3,9-di...

CAS#:189333-48-0

Literature: US2008/247964 A1, ; Page/Page column 28 ; US 20080247964 A1

~%

9-Benzyl-3,9-diazaspiro[5.5]undecane-2,4-dione Structure

9-Benzyl-3,9-di...

CAS#:189333-48-0

Literature: WO2006/44504 A1, ; Page/Page column 97 ; WO 2006/044504 A1

~%

9-Benzyl-3,9-diazaspiro[5.5]undecane-2,4-dione Structure

9-Benzyl-3,9-di...

CAS#:189333-48-0

Literature: EP2557082 A1, ;

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

MFCD11040245
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