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4455-13-4 - Ethyl (methylthio)acetate, 98% - (Methylthio)acetic acid ethyl ester - B24285 - Alfa Aesar

B24285 Ethyl (methylthio)acetate, 98%

CAS-Nummer
4455-13-4
Synonyme
(Methylthio)acetic acid ethyl ester

Größe Preis ($) Menge Verfügbarkeit
5g 8,69
25g 18,73
100g 77,89
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Ethyl (methylthio)acetate, 98%

MDL
MFCD00009182
EINECS
224-700-2

Chemische Eigenschaften

Formel
CH3SCH2CO2CH2CH3
Molmasse
134.20
Siedepunkt
176°
Flammpunkt
59°(138°F)
Dichte
1.06
Brechungsindex
1.4600
Sensitivität
Moisture Sensitive
Löslichkeit
Miscible with alcohol. Immiscible with water.

Anwendungen

Ethyl (methylthio)acetate is used as an internal standard during the analytical determination of volatile sulfur compounds in port wines. Further, it is used as food flavors.

Bemerkungen

Incompatible with strong oxidizing agents and strong alkalis.

Literaturverweise

In the presence of chlorine or t-butyl hypochlorite, substituted anilines give ortho-substituted derivatives via a base-promoted Sommelet-Hauser type rearrangement of an intermediate azasulfonium salt: J. Am. Chem. Soc., 96, 5512 (1974):

The products are used in the synthesis of oxindoles; see, e.g.: J. Heterocycl. Chem., 28, 1525 (1991).

Under photochemical conditions, alkenes are converted to the homologated saturated ethyl esters: Tetrahedron Lett., 38, 7829 (1997).

Spadafora, N. D.; Paramithiotis, S.; Drosinos, E. H.; Cammarisano, L.; Rogers, H. J.; Muller, C. T. Detection of Listeria monocytogenes in cut melon fruit using analysis of volatile organic compounds. Food Microbiol. 2015, 54, 52-59.

Ho, L. H.; Bhat, R. Exploring the potential nutraceutical values of durian (Durio zibethinus L.) - An exotic tropical fruit. Food Chem. 2015, 168, 80-89.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H226-H319-H335

Flammable liquid and vapour. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P210-P261-P280-P240-P241-P303+P361+P353-P305+P351+P338-P304+P340-P405-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. Ground/bond container and receiving equipment. Use explosion-proof electrical/ventilating/lighting/ equipment. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. 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. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
1744999
Gefahrenklasse
3
Verpackungsgruppe
III
Harmonized Tariff Code
2930.90
TSCA
No

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