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161691

Sigma-Aldrich

双(4-硝基苯)碳酸酯

≥99%, for peptide synthesis

同義詞:

4-硝基苯基碳酸酯

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About This Item

線性公式:
(O2NC6H4O)2CO
CAS號碼:
分子量::
304.21
Beilstein:
1892897
EC號碼:
MDL號碼:
分類程式碼代碼:
12352108
PubChem物質ID:
NACRES:
NA.22
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產品名稱

双(4-硝基苯)碳酸酯, ≥99%

化驗

≥99%

形狀

powder

反應適用性

reaction type: Carbonylations

mp

136-139 °C (lit.)

應用

peptide synthesis

官能基

carbonate
nitro

SMILES 字串

[O-][N+](=O)c1ccc(OC(=O)Oc2ccc(cc2)[N+]([O-])=O)cc1

InChI

1S/C13H8N2O7/c16-13(21-11-5-1-9(2-6-11)14(17)18)22-12-7-3-10(4-8-12)15(19)20/h1-8H

InChI 密鑰

ACBQROXDOHKANW-UHFFFAOYSA-N

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應用

制备 N-端保护氨基酸的 4-硝基苯基活性酯的试剂。
合成氨基酸的 4-硝基苯基活性酯的试剂。用于制备对称和不对称脲。

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Eye Irrit. 2 - Skin Irrit. 2

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves


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分析證明 (COA)

Lot/Batch Number

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Lei Jiang et al.
Molecular pharmaceutics, 11(11), 3885-3892 (2014-04-11)
A divalent knottin containing two separate integrin binding epitopes (RGD) in the adjacent loops, 3-4A, was recently developed and reported in our previous publication. In the current study, 3-4A was radiofluorinated with a 4-nitrophenyl 2-(18)F-fluoropropinate ((18)F-NFP) group and the resulting
Maria-Cristina Turoczi et al.
Molecules (Basel, Switzerland), 13(12), 3192-3197 (2008-12-17)
A general method for the preparation of bis-ureas from bis(o-nitrophenyl) carbonate has been developed. Directional urea synthesis is achieved by sequential amine addition to bis(o-nitrophenyl) carbonate in two steps: in the first step bis(o-nitrophenyl) carbonate is reacted with benzylamine to
G Cavallaro et al.
Nanomedicine (London, England), 4(3), 291-303 (2009-04-01)
To prepare new copolymers, useful for gene delivery, based on alpha, beta-poly-(N-2-hydroxyethyl)-D, L-aspartamide (PHEA) as a polymeric backbone and bearing an oligoamine such as diethylenetriamine in the side chain. Moreover, in order to reduce solvent volume and make the reaction
C Sardo et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 75, 60-71 (2015-04-08)
Small interfering RNAs (siRNAs) have the potential to be of therapeutic value for many human diseases. So far, however, a serious obstacle to their therapeutic use is represented by the absence of appropriate delivery systems able to protect them from
C Scialabba et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 88(3), 695-705 (2014-10-05)
This paper deal with the synthesis and characterization of PEGylated squalene-grafted-inulin amphiphile capable of self-assembling and self-organizing into nanocarriers once placed in aqueous media. It was exploited as coating agent for obtaining doxorubicin loaded superparamagnetic iron oxide nanoparticles (SPIONs) endowed

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  1. How is shipping temperature determined? And how is it related to the product storage temperature?

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    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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