Methyl-2-methylbutyrat

Bezeichnung:Methyl-2-methylbutyrat

CAS-Nr868-57-5

Englisch Name:Methyl 2-methylbutyrate

CBNumberCB5265440

SummenformelC6H12O2

Molgewicht116.16

MOL-Datei868-57-5.mol

Synonyma

Methyl-2-methylbutyrat

Methyl-2-methylbutyrat physikalisch-chemischer Eigenschaften

Schmelzpunkt	-91°C (estimate)
Siedepunkt	115 °C (lit.)
Dichte	0.88 g/mL at 25 °C (lit.)
FEMA	2719 \| METHYL 2-METHYLBUTYRATE
Brechungsindex	n20/D 1.393(lit.)
Flammpunkt	90 °F
storage temp.	Sealed in dry,Room Temperature
Aggregatzustand	Liquid
Farbe	Colorless to Almost colorless
Geruch (Odor)	at 10.00 % in dipropylene glycol. ethereal estery fruity tutti frutti green apple lily of the valley powdery fatty
Geruchsart	fruity
JECFA Number	205
BRN	1720409
LogP	1.59
CAS Datenbank	868-57-5(CAS DataBase Reference)
NIST chemische Informationen	Butanoic acid, 2-methyl-, methyl ester(868-57-5)
EPA chemische Informationen	Butanoic acid, 2-methyl-, methyl ester (868-57-5)

Sicherheit

R-Sätze:	10-11
S-Sätze:	16-23-33-29-7/9
RIDADR	UN 3272 3/PG 3
WGK Germany	2
TSCA	Yes
HazardClass	3
PackingGroup	II
HS Code	29159000

Gefahreninformationscode (GHS)

Methyl 2-methylbutyrate Chemische Eigenschaften,Einsatz,Produktion Methoden

R-Sätze Betriebsanweisung:
R10:Entzündlich.
R11:Leichtentzündlich.
S-Sätze Betriebsanweisung:
S16:Von Zündquellen fernhalten - Nicht rauchen.
S23:Gas/Rauch/Dampf/Aerosol nicht einatmen(geeignete Bezeichnung(en) vom Hersteller anzugeben).
S33:Maßnahmen gegen elektrostatische Aufladungen treffen.
Beschreibung
Methyl 2-methylbutyrate has a pungent, fruity odor with a sweet, fruity, apple-like taste at low levels. May be prepared from a mixture of esters including methyl 2-methylbutyrate; is obtained from isobutene, CO, and methanol under pressure, or from butene, CO, and an acid catalyst under pressure.
Chemische Eigenschaften
Methyl-2-methylbutyrate has a sweet, fruity, apple-like odor and an apple-like taste at low concentrations.
Occurrence
The levorotatory and the racemic forms are known. Reported found in fresh strawberry juice, apple, apricot, sour cherry, melon, pineapple, peas, baked potato, peppermint oil, spearmint oil, thymus, durian (Durio zibethinus), olive, mushroom, starfruit, prickly pear, dill herb, cashew apple, cherimoya, loquat, mountain papaya, cape gooseberry and rooibus tea (Aspalathus linearis). bilberry, strawberry, and cheeses
Verwenden
DL-2-Methylbutyric Acid Methyl Ester is a volatile compound found in pineapples.
Definition
ChEBI: Methyl (S)-2-Methylbutanoate is a fatty acid ester.
synthetische
A mixture of esters including methyl-2-methylbutyrate is obtained from isobutene, CO and methanol under pressure, or from butene, CO and an acid catalyst under pressure.
Aroma threshold values
Detection: 0.92 to 4.4 ppb
Taste threshold values
Taste characteristics at 7.5 ppm: sweet, berry, pineapple, etherial, lifting, fruity, tutti-fruitti and ripe with a fatty, green nuance
Allgemeine Beschreibung
Methyl 2-methylbutyrate is an important odor-active constituent of pineapple, apple, cantaloupe, cucumber and strawberries.

Methyl 2-methylbutyrate Upstream-Materialien And Downstream Produkte

Methyl-2-methylbutyrat Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

868-57-5, Methyl 2-methylbutyrate Verwandte Suche:

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