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重要文件

D62209

Sigma-Aldrich

反式-1,2-二氯乙烯

98%

同義詞:

反-1,2-二氯乙烯, 反式二氯化乙炔

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About This Item

線性公式:
ClCH=CHCl
CAS號碼:
分子量::
96.94
Beilstein:
1420761
EC號碼:
MDL號碼:
分類程式碼代碼:
12352100
PubChem物質ID:
NACRES:
NA.22
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蒸汽壓力

5.16 psi ( 20 °C)

品質等級

化驗

98%

形狀

liquid

expl. lim.

12.8 %

折射率

n20/D 1.446 (lit.)

bp

48 °C (lit.)

mp

−50 °C (lit.)

密度

1.257 g/mL at 25 °C (lit.)

SMILES 字串

Cl\C=C\Cl

InChI

1S/C2H2Cl2/c3-1-2-4/h1-2H/b2-1+

InChI 密鑰

KFUSEUYYWQURPO-OWOJBTEDSA-N

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一般說明

反式-二氯乙烯是一种有机溶剂,用于氟利昂清洁剂。 [1]

應用

反式-1,2-二氯乙烯可参与合成:
  • )-氯苯类化合物,方法是在作为溶剂的乙醚中,在氯化钯2(PPh32催化剂的存在下,与1-炔和哌啶反应。[2]
  • )-3-三甲基甲硅烷基-1-氯-1-丙烯,在乙酰丙酮钴(ⅱ)或钴(ⅲ)存在下与三甲基甲硅烷基甲基氯化镁(TMSCH2氯化镁反应。[3]
  • -1,2-双(三-丁基锡基)乙烯是合成无数天然产物的重要试剂。[4]
  • 反式-1-氯烯在四(三苯基膦)镍催化剂存在下与格氏试剂反应。[5]

象形圖

FlameExclamation mark

訊號詞

Danger

危險聲明

危險分類

Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Flam. Liq. 2

儲存類別代碼

3 - Flammable liquids

水污染物質分類(WGK)

WGK 2

閃點(°F)

42.8 °F - closed cup

閃點(°C)

6.0 °C - closed cup

個人防護裝備

Eyeshields, Faceshields, Gloves


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分析證明 (COA)

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Cobalt-catalyzed mono-coupling of R3SiCH2MgCl with 1, 2-dihalogenoethylene: a general route to γ-substituted (E)-allylsilanes.
Kamachi T, et al.
Tetrahedron Letters, 45(24), 4677-4679 (2004)
A convenient preparation of trans(or cis)-1-chloroalkenes from trans(or cis)-1, 2-dichloroethylene: A new synthesis of the sex pheromone of lobesia botrana.
Ratovelomanana V and Linstrumelle G
Tetrahedron Letters, 22(4), 315-318 (1981)
Preparation of trans-1, 2-bis(tributylstannyl) ethylene.
Corey EJ and Wollenberg RH
The Journal of Organic Chemistry, 40(25), 3788-3789 (1975)
Developmental toxicity of inhaled trans-1, 2-dichloroethylene in the rat
Hurtt, et al.
Fundamental and Applied Toxicology, 20, 225-230 (1993)
Suzuki Coupling Reactions of (E)-and (Z)-Chloroenynes with Boronic Acids: Versatile Access to Functionalized 1, 3-Enynes
Tikad A, et al.
European Journal of Organic Chemistry, 2010(4), 725-731 (2010)

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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