Product

2-Methylbutyl 2-methylbutyrate

CAS No.：2445-78-5

Other grades of this product :

2-Methylbutyl 2-methylbutyrate Basic information

Product Name:	2-Methylbutyl 2-methylbutyrate
Synonyms:	2-methyl-butanoicaci2-methylbutylester;DL-2-METHYLBUTYRIC ACID 2-METHYLBUTYL ESTER;FEMA 3359;Butanoic acid, 2-methyl-, 2-methylbutyl ester;Butanoicacid,2-methyl-,2-methylbutylester;Butyric acid, 2-methyl-, 2-methylbutyl ester;METHYL-2-BUTYL-2-METHYLBUTYRATE;Methylbutyricacidmethylbutylester
CAS:	2445-78-5
MF:	C10H20O2
MW:	172.26
EINECS:	219-497-2
Product Categories:	Alphabetical Listings;Flavors and Fragrances;M-N
Mol File:	2445-78-5.mol

2-Methylbutyl 2-methylbutyrate Chemical Properties

Boiling point	70-72 °C11 mm Hg(lit.)
density	0.855 g/mL at 25 °C(lit.)
refractive index	n20/D 1.411-1.417(lit.)
FEMA	3359 \| 2-METHYLBUTYL 2-METHYLBUTYRATE
Fp	153 °F
form	clear liquid
color	Colorless to Light yellow
JECFA Number	212
CAS DataBase Reference	2445-78-5(CAS DataBase Reference)
NIST Chemistry Reference	Butanoic acid, 2-methyl-, 2-methylbutyl ester(2445-78-5)
EPA Substance Registry System	2-Methylbutyl 2-methylbutyrate (2445-78-5)

Safety Information

Hazard Codes	N
Risk Statements	51/53
Safety Statements	61
RIDADR	UN 3082 9/PG 3
WGK Germany	3
HS Code	29156000

MSDS Information

Provider	Language
SigmaAldrich	English

2-Methylbutyl 2-methylbutyrate Usage And Synthesis

Description	2-Methylbutyl 2-methylbutyrate is like fruit, berry, and apple. May be prepared by esterification of 2-methylbutanoic acid with 2-methyl-1-butanol; by condensation of isobutyraldehyde at 120°C.
Chemical Properties	2-Methylbutyl-2-methyl butyrate has a fruity, berry, apple like aroma.
Occurrence	Reported found as a component in the essential oil of hops (Humulus lupulus); also as the odorous component in Vaccinium vitis-idaea and in cocoa beans. Also reported found in apple, apricot, feyoa fruit (Feijoa sellowiana), melon, peppermint oil, spearmint oil, filberts, lovage leaf, myrtle leaf and berry and Roman chamomile oil
Preparation	By esterification of 2-methylbutanoic acid with 2-methyl-1-butanol; by condensation of isobutyraldehyde at 120°C
Taste threshold values	Taste characteristics at 30 ppm: sweet, fruity, pineapple character, estery with green, waxy and woody nuances
Synthesis Reference(s)	The Journal of Organic Chemistry, 52, p. 4319, 1987 DOI: 10.1021/jo00228a032

2-Methylbutyl 2-methylbutyrate Preparation Products And Raw materials

Raw materials

Isobutyraldehyde-->2-Methyl butyric acid-->2-Methyl-1-butanol

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