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8.20499

Sigma-Aldrich

4-(Dimethylamino)pyridine

for synthesis

別名:

4-(Dimethylamino)pyridine

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About This Item

実験式(ヒル表記法):
C7H10N2
CAS番号:
分子量:
122.17
MDL番号:
UNSPSCコード:
12352116
EC Index Number:
214-353-5
NACRES:
NA.22
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グレード

for synthesis
synthesis grade

品質水準

アッセイ

≥99.0% (GC)

フォーム

solid

自己発火温度

420 °C

有効性

140 mg/kg LD50, oral (Rat)
90 mg/kg LD50, skin (Rabbit)

pH

11 (20 °C, 60 g/L in H2O)

bp

138-140 °C/24 hPa

mp

110-112 °C

転移温度

flash point 124 °C

溶解性

60 g/L

かさ密度

520 kg/m3

保管温度

2-30°C

SMILES記法

[N+](=C1C=CNC=C1)(C)C

InChI

1S/C7H10N2/c1-9(2)7-3-5-8-6-4-7/h3-6H,1-2H3/p+1

InChI Key

VHYFNPMBLIVWCW-UHFFFAOYSA-O

アプリケーション

  • Synthesis and Catalytic Application: Discusses the synthesis of a soluble molecular carrier of sodium hydride activated by DMAP, highlighting its potential in catalysis (Macdonald et al., 2024).
  • Catalyst for Acylation: Describes the use of DMAP hydrochloride as a recyclable catalyst for the acylation of inert alcohols, showing its efficiency and potential for reuse in synthetic processes (Liu et al., 2014).

アナリシスノート

Assay (GC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 110 °C
Melting range (upper value): ≤ 113 °C
Identity (IR): passes test

ピクトグラム

CorrosionSkull and crossbonesHealth hazardEnvironment

シグナルワード

Danger

危険有害性の分類

Acute Tox. 2 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Skin Irrit. 2 - STOT SE 1

ターゲットの組織

Nervous system

保管分類コード

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

引火点(°F)

255.2 °F

引火点(℃)

124 °C


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質問

1–2/2 質問  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 回答
    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 回答
    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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レビュー

評価値なし

アクティブなフィルタ

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