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Merck

240338

Sigma-Aldrich

2-吡咯烷酮

≥99%

别名:

2-吡咯烷酮, 丁内酰胺

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50 G
$109.00

$109.00


国内现货,预计发货时间2025年4月25日详情


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50 G
$109.00

About This Item

经验公式(希尔记法):
C4H7NO
CAS号:
分子量:
85.10
Beilstein:
105241
EC 号:
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:
NACRES:
NA.22

$109.00


国内现货,预计发货时间2025年4月25日详情


获取大包装报价

蒸汽密度

2.9 (vs air)

质量水平

方案

≥99%

表单

solid

折射率

n20/D 1.487 (lit.)

沸点

245 °C (lit.)

mp

23-25 °C (lit.)

溶解性

benzene: miscible(lit.)
carbon disulfide: miscible(lit.)
chloroform: miscible(lit.)
diethyl ether: miscible(lit.)
ethanol: miscible(lit.)
ethyl acetate: miscible(lit.)
water: miscible(lit.)

密度

1.12 g/mL at 25 °C (lit.)

SMILES字符串

O=C1CCCN1

InChI

1S/C4H7NO/c6-4-2-1-3-5-4/h1-3H2,(H,5,6)

InChI key

HNJBEVLQSNELDL-UHFFFAOYSA-N

基因信息

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一般描述

研究了 CCl4 中氢键内酰胺 2-吡咯烷酮的 FT-IR 光谱[1]

应用

2-吡咯烷酮用作合成聚乙烯吡咯烷酮(PVP)、[2](±)-tashiromine、[3](±)-teponponerine T4、[4](+)- ricciocarpins A 和 B 的原材料。[5]

象形图

Health hazardExclamation mark

警示用语:

Danger

危险声明

危险分类

Eye Irrit. 2 - Repr. 1B

储存分类代码

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1

闪点(°F)

235.4 °F - closed cup

闪点(°C)

113 °C - closed cup

个人防护装备

Eyeshields, Gloves, type N95 (US)


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Photocatalyzed degradation of polymers in aqueous semiconductor suspensions: V. Photomineralization of lactam ring-pendant polyvinylpyrrolidone at titania/water interfaces.
Horikoshi S, et al.
Journal of Photochemistry and Photobiology A: Chemistry, 138(1), 69-77 (2001)
Application of enantioselective radical reactions: synthesis of (+)-ricciocarpins A and B.
Sibi MP and He L
Organic Letters, 6(11), 1749-1752 (2004)
Intramolecular Additions of Various ?-Nucleophiles to Chemoselectively Activated Amides and Application to the Synthesis of (?)-Tashiromine.
Belanger G, et al.
The Journal of Organic Chemistry, 71(2), 704-712 (2006)
Electrophilic Activation of Lactams with Tf2O and Pyridine: Expedient Synthesis of (?)-Tetraponerine T4.
Charette A B, et al.
Organic Letters, 7(24), 5401-5404 (2005)
Shichang Zhang et al.
Proceedings. Biological sciences, 279(1734), 1824-1830 (2011-11-25)
Spider webs are made of silk, the properties of which ensure remarkable efficiency at capturing prey. However, remaining on, or near, the web exposes the resident spiders to many potential predators, such as ants. Surprisingly, ants are rarely reported foraging

Questions

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  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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