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162148-48-3

162148-48-3 Structure

162148-48-3 Structure
IdentificationBack Directory
[Name]

1,7-Bis(tert-butoxycarbonylmethyl)-1,4,7,10-tetraazacyclododecane
[CAS]

162148-48-3
[Synonyms]

DO2AtBu
NSC 696842
DO-(CH2COOt-Bu)2
DO2A-tert-butyl ester
DO2A-t-Bu-ester(M-120)
1,4,7,10-Tetraazacyclododecane-1,7-bis(t-butyl acetate)
1,7-Bis(tert-butoxycarbonylmethyl)-1,4,7,10-tetraazacyclodod
1,7-Bis(tert-butoxycarbonylmethyl)-1,4,7,10-tetraazacyclododecane
Di-tert-butyl 2,2'-(1,4,7,10-tetraazacyclododecane-1,7-diyl)diacetate
di-tert-butyl 2,2'-(1,4,7,10-tetraazacyclododecane-1,4-diyl)diacetate
1,4,7,10-Tetraazacyclododecane-1,7-diacetic acid, bis(1,1-diMethylethyl) ester
Thulium(Ill)1, 4, 7, 10-Tetraazacyclododecane-1, 4, 7, 10-tetra(methylenephosphonate
(7-tert-butoxycarbonylmethyl-1,4,7,10-tetraaza-cyclododec-1-yl)-acetic acid tert-butyl ester
Tert-butyl 2-[7-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]-1,4,7,10-tetrazacyclododec-1-yl]acetate
[Molecular Formula]

C20H40N4O4
[MDL Number]

MFCD09263303
[MOL File]

162148-48-3.mol
[Molecular Weight]

400.56
Chemical PropertiesBack Directory
[Boiling point ]

488.6±45.0 °C(Predicted)
[density ]

0.998±0.06 g/cm3(Predicted)
[storage temp. ]

under inert gas (nitrogen or Argon) at 2–8 °C
[solubility ]

soluble in Chloroform, Dichloromethane, Diethyl Ether
[form ]

Solid
[pka]

9.83±0.20(Predicted)
[color ]

Pale-Yellow
[Water Solubility ]

Soluble in acetone, acetonitrile, ethyl Acetate, chloroforme, cyclohexane. Insoluble in water.
[Sensitive ]

Hygroscopic
[InChI]

InChI=1S/C20H40N4O4/c1-19(2,3)27-17(25)15-23-11-7-21-9-13-24(14-10-22-8-12-23)16-18(26)28-20(4,5)6/h21-22H,7-16H2,1-6H3
[InChIKey]

OERWIIJOLSXGAQ-UHFFFAOYSA-N
[SMILES]

N1(CC(OC(C)(C)C)=O)CCNCCN(CC(OC(C)(C)C)=O)CCNCC1
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H315-H319-H335
[Precautionary statements ]

P280g-P305+P351+P338
Hazard InformationBack Directory
[Chemical Properties]

Pale-Yellow Solid
[Uses]

Intermediate in the preparation of chelating agents.
[References]

[1] LAUREN E. HOPPER  Matthew J A. Rapid synthesis of 1,7-bis(t-butoxycarbonylmethyl)-1,4,7,10-tetraazacyclododecane (DO2A-t-Bu ester)[J]. Tetrahedron Letters, 2014, 55 40: Pages 5560-5561. DOI:10.1016/j.tetlet.2014.08.026.
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