Methylnon-2-inoat

Bezeichnung:Methylnon-2-inoat

Englisch Name:METHYL 2-NONYNOATE

CBNumberCB7455030

SummenformelC10H16O2

Molgewicht168.23

Synonyma

Methylnon-2-inoat

Methylnon-2-inoat physikalisch-chemischer Eigenschaften

Siedepunkt	121 °C20 mm Hg(lit.)
Dichte	0.915 g/mL at 25 °C(lit.)
Dampfdruck	5.03-7.45Pa at 20-25℃
FEMA	2726 \| METHYL 2-NONYNOATE
Brechungsindex	n20/D 1.448(lit.)
Flammpunkt	213 °F
storage temp.	2-8°C
Aggregatzustand	clear liquid
Farbe	Colorless to Light yellow
Geruch (Odor)	at 1.00 % in dipropylene glycol. floral green violet leaf melon cucumber
Geruchsart	green
JECFA Number	1356
BRN	1759870
LogP	3.4 at 20℃ and pH7
CAS Datenbank	111-80-8(CAS DataBase Reference)
EPA chemische Informationen	2-Nonynoic acid, methyl ester (111-80-8)

Sicherheit

Kennzeichnung gefährlicher	Xn
R-Sätze:	36/37/38-22-36/38
S-Sätze:	26-36/37/39-37/39
WGK Germany	2
RTECS-Nr.	RB3450000
TSCA	Yes
HS Code	29161900
Toxizität	The acute oral LD₅₀ in rats was reported as 2.22 g/kg (1.79-2.65 g/kg) (Moreno, 1973) and the acute dermal LD₅₀ in rabbits as less than 5 g/kg (Moreno, 1973)

Gefahreninformationscode (GHS)

R-Sätze Betriebsanweisung:
R36/37/38:Reizt die Augen, die Atmungsorgane und die Haut.
S-Sätze Betriebsanweisung:
S26:Bei Berührung mit den Augen sofort gründlich mit Wasser abspülen und Arzt konsultieren.
S36/37/39:Bei der Arbeit geeignete Schutzkleidung,Schutzhandschuhe und Schutzbrille/Gesichtsschutz tragen.
Beschreibung
Methyl 2-nonynoate has a characteristic violet-like odor with a sweet taste reminiscent of fresh peach, unripe banana, and cucumber peel. May be prepared from 2-octene by way of 1-octyne and octyne carboxylic acid.
Chemische Eigenschaften
Methyl 2-nonynoate has a characteristic violet-like odor and a sweet taste reminiscent of fresh peach, unripe banana and cucumber peel.
Chemische Eigenschaften
Both methyl 2- nonynoate and methyl 2-octynoate have a triple bond and are liquids with a fatty, violet-leaf-like odor.They are used in perfume compositions.
Occurrence
Has apparently not been reported to occur in nature
synthetische
From 2-octene by way of 1-octyne and octyne carboxylic acid.
Definition
ChEBI: Methyl non-2-ynoate is a ynoate ester.
Synthesis Reference(s)
The Journal of Organic Chemistry, 54, p. 1831, 1989 DOI: 10.1021/jo00269a017
Tetrahedron Letters, 24, p. 5181, 1983 DOI: 10.1016/S0040-4039(00)88391-4
Kontakt-Allergie
This perfumed molecule is related to methyl heptine carbonate. Cross-reactivity is frequent.