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Merck
CN
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主要文件

安全信息

8.51200

Sigma-Aldrich

DOTA-tris(tert-butyl ester)

Novabiochem®

别名:

DOTA-tris(tert-butyl ester), Tri-tert-butyl 1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetate

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About This Item

经验公式(希尔记法):
C28H52N4O8
分子量:
572.73
MDL编号:
UNSPSC代码:
12352108

质量水平

产品线

Novabiochem®

表单

powder

反应适用性

reagent type: fluorescent-labelling reagent

制造商/商品名称

Novabiochem®

mp

88-93 °C

应用

peptide synthesis

储存温度

2-8°C

InChI

1S/C28H52N4O8/c1-26(2,3)38-23(35)19-30-12-10-29(18-22(33)34)11-13-31(20-24(36)39-27(4,5)6)15-17-32(16-14-30)21-25(37)40-28(7,8)9/h10-21H2,1-9H3,(H,33,34)

InChI key

RVUXZXMKYMSWOM-UHFFFAOYSA-N

一般描述

The most convenient reagent for the labeling of a peptide with DOTA [1]. This reagent has good solubility in DMF and DCM, and its free carboxyl group can be easily activated using uronium or phosphonium coupling reagents, enabling it to be attached to peptide amino groups. Removal of the t-butyl ester groups from the DOTA occurs during the course of the TFA-mediated cleavage reaction. The progress of the reaction should be monitored as the cleavage of these esters is slow, owing to the proximity of the basic ring nitrogens.

Literature references

[1] L. M. De León-Rodrýguez & Z. Kovacs (2008) Bioconjugate Chem, 19, 391.

分析说明

Colour (visual): white to grey
Appearance of substance (visual): powder
Identity (IR): passes test
Assay (NMR): ≥ 95.0 %
Identity (NMR): passes test
NMR-spectrum: passes test

法律信息

Novabiochem is a registered trademark of Merck KGaA, Darmstadt, Germany

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°C)

Not applicable

法规信息

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