Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: tri-tert-Butyl 1,4,7,10-tetraazacyclododecane-1,4,7-triacetate
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Purity: 98.0%
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122555-91-3

122555-91-3 structure

Name: DO3A tert-Butyl ester
Chemical Name: tert-butyl 2-[4,7-bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]-1,4,7,10-tetrazacyclododec-1-yl]acetate
CAS Number: 122555-91-3
Molecular Formula: C₂₆H₅₀N₄O₆
Molecular Weight: 514.698
Catalog: Research Areas Others
Create Date: 2018-11-11 02:26:23
Modify Date: 2026-07-23 13:09:43
DOTA tert-Butyl ester is a benxyl derivative of the cyclic tosamide; can be nitrated directly; is more convenient to incorporate the nitro group after deprotection lithium aluminum hydride.

Name	tert-butyl 2-[4,7-bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]-1,4,7,10-tetrazacyclododec-1-yl]acetate
Synonyms	Tri-tert-butyl 2,2',2''-(1,4,7,10-tetraazacyclododecane-1,4,7-triyl)triacet DO-(CH2COOt-Bu)3 1,4,7,10-TETRAAZACYCLODODECANE-1,4,7-TRIACETATE Cyclen Derivatives 5(Zatetol impurity5） DO3A tert-butyl tert-butyl 2-{4,10-bis[2-(tert-butoxy)-2-oxoethyl]-1,4,7,10-tetraazacyclododecan-1-yl}acetate 1,4,7,10-Tetraazacyclododecane-1,4,7-triacetic Acid Tri-tert-butyl Ester Tri-tert-butyl 1,4,7,10-tetraazacyclododecane-1,4,7-triacetate TETRAAZACYCLODODECANE N',N",N'"-tris(t-Bu)DO3A 1,4,7-Tris(tert-butoxycbonylmethyl)-1,4,7,10-tetraazacyclododecane tris(tert-butyl) 2,2,2-(1,4,7,10-tetraazacyclododecane-1,4,7 1,4,7,10-Tetraazacyclododecane-1,4,7-triacetic acid, 1,4,7-tris(1,1-dimethylethyl) ester tri-tert-butyl 2,2',2''-(1,4,7,10-tetraazacyclododecane-1,4,7-triyl)triacetate Gadolinium alcohol impurity 19 DOTA-NH DO3A-t-Bu-ester(M-130) 1,4,7,10-Tetraazacyclododecane-1,4,7-tris(t-butyl acetate) 1,4,7,10-Tetraazacyclododecane-1,4,7-triacetic acid, tris(1,1-diMethylethyl) ester Tri-tert-butyl 2,2',2''-(1,4,7,10-tetraazacyclododecane-1,4,7-triyl)triacetate DO3A-t-Bu-ester 1,4,7, 1C-Tetraazacyclododecane-1,7-biadt-butyl acetate) Tri-tert-butyl 1,4,7,10-tetraazacyclododecane-1,4,8-triacetate 1,4,7,10-Tetraazacyclododecane-1,4,7-triacetic acid, tris(1,1-dimethylethyl) ester 1,4,7-Tris(tert-butoxycarbonylmethyl)-1,4,7,10-tetraazacyclododecane Tri-tert-butyl 1,4,7,1-tetraazacyclododecane-1,4,7-triacetate 1,4,7,10-Tetraazacyclododecane-1,4,7-tris(t-butyl acetate)(DO3A-t-Butyl ester) DO3A-tris-tbutyl ester TRI-T-BUTYL 1,4,7,10-TETRAAZACYCLODODECANE-1,4,7-TRIACETATE Gadobutrol Impurity A or 2,2'-(4,10-bis((2R,3S)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,7-diyl)diacetic acid 1,4,7,10-tetraazacyclododecane-1,4,7-tris(t-butyl acetate) TRI-T-BUTYL 1 4 7 10-TETRAAZACYCLODODECA DO3AtBu tert-Butyl 2-[4,7-bis(2-tert-butoxy-2-oxo-ethyl)-1,4,7,10-tetrazacyclododec-1-yl]acetate 2,2',2''-(1,4,7,10-tetraazacyclododecane-1,4,7-triyl)triacetic acid tri-tert-butyl ester TRI-T-BUTYL 1 4 7 10-TETRAAZACYCLODODECA 122-3 TRI-T-BUTYL 1 4 7 10-TETRAAZACYCLODODECA ISO 9001：2015 REACH MFCD05865261 1,4,7,10-Tetraazacyclododecane-1,4,7-triacetic acid, 1,4,7-tris(1,1-dimethylethyl) ester (ACI) 1,4,7,10-tetraazacyclododecane-1,4,7-triacetic acid tris(1,1-dimethylethyl) ester Tri-tert-butyl 1,4,7,10-Tetraazacyclododecane-1,4,7-triacetate DO3A-tris-tert-butyl ester Tris(2-methyl-2-propanyl) 2,2',2''-(1,4,7,10-tetraazacyclododecane-1,4,7-triyl)triacetate Gadobutrol Impurity tert-butyl (1,4,7,10-tetraaza-4,7-bis(((tert-butyl)oxycarbonyl)methyl)cyclododecyl)acetate

Description	DOTA tert-Butyl ester is a benxyl derivative of the cyclic tosamide; can be nitrated directly; is more convenient to incorporate the nitro group after deprotection lithium aluminum hydride.
Related Catalog	Signaling Pathways >> Others >> Others Research Areas >> Others
References	[1]. Martha L Gilbert, et al. A new synthetic route to 2-(p-nitrobenzyl)-1,4,7,10-tetraazacyclododecane. doi:10.1016/S0040-4039(00)73873-1

Density	1.0±0.1 g/cm3
Boiling Point	561.6±50.0 °C at 760 mmHg
Molecular Formula	C₂₆H₅₀N₄O₆
Molecular Weight	514.698
Flash Point	293.4±30.1 °C
Exact Mass	514.373047
PSA	100.65000
LogP	4.21
Vapour Pressure	0.0±1.5 mmHg at 25°C
Index of Refraction	1.467