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50790

Sigma-Aldrich

氯化金 (III) 水合物

~50% Au basis

同義詞:

四氯金酸, 四氯金酸氢 水合物, 氯化金, 氯金酸

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About This Item

線性公式:
HAuCl4 · aq
CAS號碼:
分子量::
339.79 (anhydrous basis)
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.23
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等級

for analytical purposes

品質等級

形狀

powder or crystals

濃度

~50% Au

顏色

yellow

密度

3.9 g/mL at 25 °C

SMILES 字串

O.Cl.Cl[Au](Cl)Cl

InChI

1S/Au.4ClH.H2O/h;4*1H;1H2/q+3;;;;;/p-3

InChI 密鑰

OVJUDSKPNIBLOO-UHFFFAOYSA-K

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一般說明

氯化金(III)水合物,又称氯金酸,是合成金纳米颗粒的前体。它还具有很高的催化活性。

應用

用作以下反应的催化剂:不对称醇醛缩合反应,乙烯基芳烃二硼化反应,三烷基锡烷脱氢二聚化反应,烯烃和胺羰基化反应,C-C、C-O键偶联反应、硫化物氧化反应,硫醚选择性氧化反应。[1][2]

訊號詞

Danger

危險分類

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B - STOT RE 2 Oral

標靶器官

Kidney

儲存類別代碼

8B - Non-combustible corrosive hazardous materials

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

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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分析證明 (COA)

Lot/Batch Number

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存取文件庫

The crystal structure of gold (III) chloride
Acta Crystallographica, 11(4), 248-288 (1958)
Raquel Casado et al.
Journal of the American Chemical Society, 125(39), 11925-11935 (2003-09-25)
Different inorganic and organometallic gold(III) and gold(I) complexes have been tested in the addition of water and methanol to terminal alkynes. Anionic and neutral organometallic gold(III) compounds can efficiently mediate these reactions in neutral media in refluxing methanol. The compounds

文章

Plasmonic nanoparticles have unique optical properties that can be tailored to suit a variety of applications in the biotechnology1–8 and electronics9–16 industries.

Questions

1–2 of 2 Questions  
  1. 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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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    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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