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675-10-5 - 4-Hydroxy-6-methyl-2-pyrone, 98% - 3,5-Dihydroxysorbic acid delta-lactone - L11457 - Alfa Aesar

L11457 4-Hydroxy-6-methyl-2-pyrone, 98%

CAS-Nummer
675-10-5
Synonyme
3,5-Dihydroxysorbic acid delta-lactone

Größe Preis ($) Menge Verfügbarkeit
25g 40,17
100g 104,03
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4-Hydroxy-6-methyl-2-pyrone, 98%

MDL
MFCD00006641
EINECS
211-619-2

Chemische Eigenschaften

Formel
C6H6O3
Molmasse
126.11
Schmelzpunkt
ca 186° dec.

Literaturverweise

Can participate in annulation reactions, due to the relatively high acidity of the C-H bond at the 3-position: a three-component reaction with isocyanides and dialkyl acetylene dicarboxylates affords annulated 4H-pyrans: Tetrahedron, 62, 3016 (2006). For reaction scheme, see: tert-Butyl­ isocyanide, L19747.

/n

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
113815
Harmonized Tariff Code
2932.20
TSCA
Yes
RTECS
UQ1000000

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