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

B24285 Ethyl (methylthio)acetate, 98%

Numéro CAS
4455-13-4
Synonymes
(Methylthio)acetic acid ethyl ester

Dimensions Prix ($) Quantité Disponibilité
5g 8,69
25g 18,73
100g 77,89
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Ethyl (methylthio)acetate, 98%

MDL
MFCD00009182
EINECS
224-700-2

Propriétés chimiques

Formule
CH3SCH2CO2CH2CH3
Poids formulaire
134.20
Point d'ébullition
176°
Point d'éclair
59°(138°F)
Densité
1.06
Indice de réfraction
1.4600
Sensibilité
Moisture Sensitive
Solubilité
Miscible with alcohol. Immiscible with water.

Applications

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.

Notes

Incompatible with strong oxidizing agents and strong alkalis.

Références bibliographiques

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.

Mentions de danger et de prudence du SGH

Mentions de danger (UE): H226-H319-H335

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

Mentions de prudence: 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.

Autres références

Beilstein
1744999
Classe de danger
3
Groupe d'emballage
III
Code tarifaire harmonisé
2930.90
TSCA
No

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Catalyseurs

Analytique et matériel de laboratoire