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Merck

151440

Sigma-Aldrich

氯乙醛酸甲酯

96%

别名:

单甲基草酰氯, 2-氯-2-氧代乙酸甲酯, 氯乙醛酸甲酯, 甲基氯乙醛酸酯, 甲基草酰氯, 甲基(氯甲酰基)甲酸盐

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5 G
$85.10
10 G
$139.00
50 G
$448.00

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5 G
$85.10
10 G
$139.00
50 G
$448.00

About This Item

线性分子式:
ClCOCOOCH3
CAS号:
分子量:
122.51
Beilstein:
1071541
EC 号:
MDL编号:
UNSPSC代码:
12352101
PubChem化学物质编号:
NACRES:
NA.22

$85.10


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质量水平

方案

96%

反应适用性

reagent type: oxidant

折射率

n20/D 1.419 (lit.)

沸点

118-120 °C (lit.)

密度

1.332 g/mL at 25 °C (lit.)

官能团

acyl chloride
ester

SMILES字符串

COC(=O)C(Cl)=O

InChI

1S/C3H3ClO3/c1-7-3(6)2(4)5/h1H3

InChI key

ZXUQEPZWVQIOJE-UHFFFAOYSA-N

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应用

可作为反应物用于:
  • 稠合香豆素的区域选择性合成
  • 通过环化反应形成取代的异噁唑和杂环
  • 分子内Wittig反应
  • 甲硅烷基烯醇醚酰化
  • 铁介导的C-C键断裂

警示用语:

Danger

危险声明

危险分类

Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B - STOT SE 3

靶器官

Respiratory system

储存分类代码

3 - Flammable liquids

WGK

WGK 3

闪点(°F)

114.8 °F - closed cup

闪点(°C)

46 °C - closed cup

个人防护装备

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Questions

1–2 of 2 Questions  
  1. 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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  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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