1-Oxa-3-azaspiro[4.4]nonane-2,4-dione

Base Information

• Chemical Name: 1-Oxa-3-azaspiro[4.4]nonane-2,4-dione
• CAS No.: 67852-27-1
• Molecular Formula: C7H9NO3
• Molecular Weight: 155.153
• DSSTox Substance ID: DTXSID30511619
• Nikkaji Number: J405.725B
• Wikidata: Q82370504
• Mol file: 67852-27-1.mol

Synonyms:1-Oxa-3-azaspiro[4.4]nonane-2,4-dione;67852-27-1;SCHEMBL5394254;DTXSID30511619;MFCD18810714;AKOS026740941;BS-12505;CS-0091376;D75119;EN300-215017;A922847;Z1262691957

Chemical Property of 1-Oxa-3-azaspiro[4.4]nonane-2,4-dione

Chemical Property:

• PSA: 58.89000
• LogP: 0.84150
• XLogP3: 0.6
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 155.058243149
• Heavy Atom Count: 11
• Complexity: 218

Purity/Quality:

97% ^*data from raw suppliers

1-oxa-3-azaspiro[4.4]nonane-2,4-dione ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1CCC2(C1)C(=O)NC(=O)O2

Technology Process of 1-Oxa-3-azaspiro[4.4]nonane-2,4-dione

There total 7 articles about 1-Oxa-3-azaspiro[4.4]nonane-2,4-dione which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 77.0%

hydroxycyclopentanecarboxylic acid ethyl ester (41248-23-1) + Trichloroacetyl isocyanate (3019-71-4) → cyclopentanespiro-5'-oxazolidine-2',4'-dione (67852-27-1)

Guidance literature:

hydroxycyclopentanecarboxylic acid ethyl ester; Trichloroacetyl isocyanate; In dichloromethane; at 0 - 20 ℃;

With triethylamine; In ethanol; Reflux;

DOI:10.1016/j.tetlet.2008.11.124

Reference yield: 66.0%

α-hydroxycyclopentanecarboxamide (66461-70-9) + Diethyl carbonate (105-58-8,76619-83-5) → cyclopentanespiro-5'-oxazolidine-2',4'-dione (67852-27-1)

Guidance literature:

With methanol; sodium; for 24h; Heating;

DOI:10.1002/jhet.5570200104

Reference yield: 48.0%

2'-Amino-cyclopentanspiro-5'-oxazolin-4'-on (23780-85-0) → cyclopentanespiro-5'-oxazolidine-2',4'-dione (67852-27-1)

Guidance literature:

With hydrogenchloride; for 1.5h; Heating;

upstream raw materials:

α-hydroxycyclopentanecarboxamide

Diethyl carbonate

isocyanate de chlorosulfonyle

1-hydroxycyclopentanecarbonitrile

Downstream raw materials:

1-hydroxy-cyclopentanecarboxylic acid

3'-<(4-benzhydrylpiperazino)methyl>cyclopentanespiro-5'-oxazolidine-2',4'-dione

3'-(N-benzyl-N-phenylaminomethyl)cyclopentanespiro-5'-oxazolidine-2',4'-dione