Cookies disclaimer

I agree Our site saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing our website without changing the browser settings you grant us permission to store that information on your device.

5231-87-8 - 3,4-Diethoxy-3-cyclobutene-1,2-dione, 98% - Diethyl squarate - Squaric acid diethyl ester - A19248 - Alfa Aesar

A19248 3,4-Diethoxy-3-cyclobutene-1,2-dione, 98%

CAS-Nummer
5231-87-8
Synonyme
Diethyl squarate
Squaric acid diethyl ester

Größe Preis ($) Menge Verfügbarkeit
1g 46,50
5g 152,00
25g 572,00
Zum Warenkorb hinzufügen Zur Angebotsanfrage hinzufügen Artikel anzeigen

3,4-Diethoxy-3-cyclobutene-1,2-dione, 98%

MDL
MFCD00001333

Chemische Eigenschaften

Formel
C8H10O4
Molmasse
170.16
Siedepunkt
95°/0.1mm
Flammpunkt
>110°(230°F)
Dichte
1.162
Brechungsindex
1.5090

Literaturverweise

For reaction with 1-lithiofuran and thermal rearrangement of the resulting 1-hydroxy-1-furanyl derivative to give, after oxidation, a furanoquinone, see: Org. Synth. Coll., 8, 179 (1993); other examples of annulated quinones are also listed.

/n

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H315-H319-H334-H317-H335

Causes skin irritation. Causes serious eye irritation. May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause an allergic skin reaction. May cause respiratory irritation.

Sicherheitshinweise: P284-P261-P280a-P305+P351+P338-P405-P501a

Wear respiratory protection. Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
640626
Harmonized Tariff Code
2914.50
TSCA
No
RTECS
GU1772466

Empfohlen

  • A13064

    tert-Butyldimethylchlorosilane, 97%
  • A17469

    N,O-Dimethylhydroxylamine hydrochloride, 98%
  • L17117

    Hydrogen fluoride pyridine complex, ca 70% HF
  • 41245

    trans-Dichlorobis(triphenylphosphine)palladium(II), Premion®, 99.95% (metals basis), Pd 14.7% min

Kürzlich angesehen

Chemikalien

Life science

Metalle und Stoffe

Katalysatoren

Forschungs- und Laborbedarf