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Sigma-Aldrich

4-Methoxybenzaldehyde

for synthesis

Synonym(e):

4-Methoxybenzaldehyde, Anisaldehyde

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About This Item

Lineare Formel:
4-(CH3O)C6H4CHO
CAS-Nummer:
Molekulargewicht:
136.15
MDL-Nummer:
UNSPSC-Code:
12352114
EG-Index-Nummer:
204-602-6
NACRES:
NA.22
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Dampfdruck

<1 hPa ( 20 °C)

Qualitätsniveau

Assay

≥98.0% (GC)

Form

liquid

Selbstzündungstemp.

220 °C

Wirksamkeit

3200 mg/kg LD50, oral (Rat)
>5000 mg/kg LD50, skin (Rabbit)

Expl.-Gr.

1.4-5.3 % (v/v)

Brechungsindex

n20/D 1.57

pH-Wert

7 (20 °C, 2 g/L in H2O)

bp

247-249 °C/1013 hPa

Übergangstemp.

flash point 116 °C

Löslichkeit

2 g/L

Dichte

1.12 g/cm3 at 25 °C

Lagertemp.

2-30°C

SMILES String

O(C)c1ccc(cc1)C=O

InChI

1S/C8H8O2/c1-10-8-4-2-7(6-9)3-5-8/h2-6H,1H3

InChIKey

ZRSNZINYAWTAHE-UHFFFAOYSA-N

Anwendung

<ul>
<li><strong>Multi-Target Directed Ligands for Alzheimer′s Disease: </strong>Used as a drug fragment to synthesize novel substituted thiosemicarbazones for the treatment of Alzheimer′s disease (AD) (Varma et al., 2023).</li>
<li><strong>Wound Dressing Membranes Based on Immobilized Anisaldehyde:</strong> wound dressing membranes involved immobilizing anisaldehyde (4-Methoxybenzaldehyde) onto a chitosan-GA-gelatin copolymer, offering insights into its therapeutic potential in wound care applications (Tamer et al., 2022).</li>
</ul>

Hinweis zur Analyse

Gehalt (GC, Fl.%): ≥ 98.0 % (a/a)
Dichte (d 20 °C/ 4 °C): 1.121 - 1.124
Identität (IR): entspricht

Piktogramme

Health hazard

Signalwort

Warning

H-Sätze

Gefahreneinstufungen

Aquatic Chronic 3 - Repr. 2

Lagerklassenschlüssel

10 - Combustible liquids

WGK

WGK 1

Flammpunkt (°F)

240.8 °F - closed cup

Flammpunkt (°C)

116 °C - closed cup


Analysenzertifikate (COA)

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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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