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

B24285 Ethyl (methylthio)acetate, 98%

Codice CAS
4455-13-4
Sinonimi
(Methylthio)acetic acid ethyl ester

Dimensioni Prezzo ($) Quantità Disponibilità
5g 21,00
25g 65,60
100g 127,00
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Ethyl (methylthio)acetate, 98%

MDL
MFCD00009182
EINECS
224-700-2

Proprietà chimiche

Formula
CH3SCH2CO2CH2CH3
Peso formula
134.20
Punto di ebollizione
176°
Punto di infiammabilità
59°(138°F)
Densità
1.06
Indice di rifrazione
1.4600
Sensibilità
Moisture Sensitive
Solubilità
Miscible with alcohol. Immiscible with water.

Applicazioni

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.

Note

Incompatible with strong oxidizing agents and strong alkalis.

Letteratura

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.

Rischio GHS e dichiarazioni precauzionali

Dichiarazioni di rischio (UE): H226-H319-H335

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

Dichiarazioni precauzionali: 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.

Altri riferimenti

Beilstein
1744999
Classe di rischio
3
Gruppo di imballaggio
III
Codice tariffe armonizzato
2930.90
TSCA
No

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