3-Methyl-2-butenylacetat

Bezeichnung:3-Methyl-2-butenylacetat

Englisch Name:Prenyl acetate

CBNumberCB0395443

SummenformelC7H12O2

Molgewicht128.17

Synonyma

3-Methyl-2-butenylacetat

3-Methyl-2-butenylacetat physikalisch-chemischer Eigenschaften

Schmelzpunkt	-62.68°C (estimate)
Siedepunkt	151-152 °C752 mm Hg(lit.)
Dichte	0.917 g/mL at 25 °C(lit.)
Dampfdruck	2.6hPa at 20℃
Brechungsindex	n20/D 1.43(lit.)
FEMA	4202 \| PRENYL ACETATE
Flammpunkt	121 °F
storage temp.	Sealed in dry,Room Temperature
Löslichkeit	H2O: insoluble
Wichte	0.917
Farbe	Colorless to Almost colorless
Geruch (Odor)	at 1.00 % in propylene glycol. sweet fresh banana fruity jasmin ripe heliotrope balsam
Geruchsart	fruity
Wasserlöslichkeit	4.3g/L at 20℃
JECFA Number	1827
InChIKey	XXIKYCPRDXIMQM-UHFFFAOYSA-N
LogP	2 at 23℃
CAS Datenbank	1191-16-8(CAS DataBase Reference)
NIST chemische Informationen	2-Buten-1-ol, 3-methyl-, acetate(1191-16-8)
EPA chemische Informationen	2-Buten-1-ol, 3-methyl-, acetate (1191-16-8)

Sicherheit

Gefahreninformationscode (GHS)

R-Sätze Betriebsanweisung:
R10:Entzündlich.
S-Sätze Betriebsanweisung:
S16:Von Zündquellen fernhalten - Nicht rauchen.
Chemische Eigenschaften
Colorless liquid; natural green apple, banana aroma.
Chemische Eigenschaften
Colorless to pale yellow liquid
Occurrence
Reported found in ylang ylang oil (0.33%), ylang ylang oil I, Cananga odorata Hook.f. and Thomas. (0.89%), ylang ylang oil II, Cananga odorata Hook. f. and Thomas. (0.08%), ylang ylang oil III (0.02%)
Verwenden
Prenyl Acetate is a volatile constituent found in blue-colored hybrid tea rose flowers.
Definition
ChEBI: Isopentenyl acetate is a carboxylic ester.
Aroma threshold values
Medium strength odor, fruity type; recommend smelling in a 1% solution or less.
Taste threshold values
Sweet banana, fruity, ripe, floral, green at 30 ppm in water.
Synthesis Reference(s)
Synthetic Communications, 25, p. 2253, 1995 DOI: 10.1080/00397919508011780
Tetrahedron Letters, 25, p. 541, 1984 DOI: 10.1016/S0040-4039(00)99932-5
Flammability and Explosibility
Flammable
Sicherheitsprofil
Mildly toxic by ingestion. A skin irritant. When heated to decomposition it emits acrid smoke and irritating fumes.