ChemicalBook >> CAS DataBase List >>3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate

3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate

3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate structure

CAS No.: 1225437-08-0

Chemical Name:: 3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate

Synonyms: Methyl 3-Boc-9-oxo-3-azaspiro[5.5]undecane-8-carboxylate;3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate;3-O-tert-butyl 10-O-methyl 9-oxo-3-azaspiro[5.5]undecane-3,10-dicarboxylate;3-(1,1-Dimethylethyl) 8-methyl 9-oxo-3-azaspiro5.5undecane-3,8-dicarboxylate;3-tert-butyl 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate - [B81800]

CBNumber:: CB34895656

Molecular Formula:: C17H27NO5

Molecular Weight:: 325.4

MDL Number:

MOL File:: 1225437-08-0.mol

MSDS File:: SDS

Last updated:2026-07-28 08:09:04

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3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate Properties

Boiling point	432.964±45.00 °C(Press: 760.00 Torr)(predicted)
Density	1.153±0.10 g/cm3(Temp: 25 °C; Press: 760 Torr)(predicted)
pka	11.569±0.20(predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H302-H315-H319-H335
Precautionary statements	P280-P305+P351+P338

3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Synthonix	B81800	3-tert-butyl 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate 97%	1225437-08-0	100mg	$280	2026-05-06	Buy
Synthonix	B81800	3-tert-butyl 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate 97%	1225437-08-0	250mg	$450	2026-05-06	Buy
Synthonix	B81800	3-tert-butyl 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate 97%	1225437-08-0	500mg	$750	2026-05-06	Buy
Synthonix	B81800	3-tert-butyl 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate 97%	1225437-08-0	1g	$1120	2026-05-06	Buy
Synthonix	B81800	3-tert-butyl 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate 97%	1225437-08-0	5g	$3370	2026-05-06	Buy

Product number	Packaging	Price	Buy
B81800	100mg	$280	Buy
B81800	250mg	$450	Buy
B81800	500mg	$750	Buy
B81800	1g	$1120	Buy
B81800	5g	$3370	Buy

3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate Chemical Properties,Uses,Production

3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate synthesis

Synthesis of 3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate from 4,4-Piperidinedipropanoic acid, 1-[(1,1-dimethylethoxy)carbonyl]-, 4,4-dimethyl ester

3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate Preparation Products And Raw materials

Raw materials

Preparation Products

tert-Butyl 9-oxo-3-azaspiro[5.5]undecane-3-carboxylate

3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate Suppliers

Global( 10)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
PharmaBlock Sciences (Nanjing),Inc.	025-86918202 4000255188	sales@pharmablock.com	China	5000	55
BioPharmaMatrix,Inc.	0510-86010668 13395169561;	sales@biopharmamatrix.com	China	4975	55
Shanghai Benso Pharmaceutical Technology Co., Ltd.	15088289376;13917786310	248775804@qq.com	China	4916	58
Jiangsu aikang biomedical research and development co., LTD	025-58859352 17714375163	qzhang@aikonchem.com	China	15525	58
Shanghai Kaiwei Chemical Technology Co., Ltd.	021-58461859 15821823057	service@aiviche.com	China	49299	58
Shanghai Sunmonth Technology Co., LTD	15216675652	xuanyuelj@163.com	China	3000	58
Suzhou rich Medicine Technical Co;Ltd	15221533763	suzhourich@163.com	China	953	58
Nanjing Moldeep Biochemical Co., Ltd.	+86-25-58282389 +86-17351037455	inquiries@moldeep.com	China	19999	58
Suzhou ARTK Medchem Co., Ltd.	+86-18168183658	sales1@artkmedchem.com	China	39007	58
HANGZHOU LEAP CHEM CO., LTD.	+86-571-87711850 +86-15355479329	market18@leapchem.com	China	43303	58

Supplier	Advantage
PharmaBlock Sciences (Nanjing),Inc.	55
BioPharmaMatrix,Inc.	55
Shanghai Benso Pharmaceutical Technology Co., Ltd.	58
Jiangsu aikang biomedical research and development co., LTD	58
Shanghai Kaiwei Chemical Technology Co., Ltd.	58
Shanghai Sunmonth Technology Co., LTD	58
Suzhou rich Medicine Technical Co;Ltd	58
Nanjing Moldeep Biochemical Co., Ltd.	58
Suzhou ARTK Medchem Co., Ltd.	58
HANGZHOU LEAP CHEM CO., LTD.	58

3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate Spectrum

3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate(1225437-08-0)¹HNMR 3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate(1225437-08-0)¹³CNMR

3-(tert-butyl) 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate 3-O-tert-butyl 10-O-methyl 9-oxo-3-azaspiro[5.5]undecane-3,10-dicarboxylate 3-(1,1-Dimethylethyl) 8-methyl 9-oxo-3-azaspiro5.5undecane-3,8-dicarboxylate Methyl 3-Boc-9-oxo-3-azaspiro[5.5]undecane-8-carboxylate 3-tert-butyl 8-methyl 9-oxo-3-azaspiro[5.5]undecane-3,8-dicarboxylate - [B81800] 1225437-08-0