cis-3-Hexenyl formate

Synonym(s):(Z)-3-Hexen-1-yl formate

CAS NO.：33467-73-1
Empirical Formula: C7H12O2
Molecular Weight: 128.17
MDL number: MFCD00036490
EINECS: 251-532-7
SAFETY DATA SHEET (SDS)
Update Date: 2026-01-13 11:13:10

What is cis-3-Hexenyl formate?

Description

cis-3-Hexenyl formate has a light topnote and a fruity fresh odor.

Chemical properties

(Z)-3-Hexenyl Formate has been identified in tea. It possesses a green, fruity odor and is used in perfumery and flavor compositions to impart fruity, green notes.

Chemical properties

cis-3-Hexneyl formate has a light top note and a fruity fresh odor.

Occurrence

Reported found in raspberry, corn mint oil, black tea, mango, corn oil and black chokeberry.

The Uses of cis-3-Hexenyl formate

cis-3-Hexenyl formate finds some use in perfumery as part of various topnote complexes. It blends very well with Galbanum and with many herbaceous oils. Styrax is a good fixative, and supporting fixation and blending can be achieved with Cinnamates. The ester could constitute the main part of the green theme in Hyacinth when suitably incorporated. In flavors, it forms an excellent combination with Nonadienal and Nonadienol in Cucumber compositions and other vegetable, juicygreen flavor types. It is furthermore a generally refreshing modifier for the higher esters of the series.

Definition

ChEBI: Cis-3-Hexenyl formate is a carboxylic ester.

Preparation

from cis-3-Hexenol and Formic acid, e. g. in presence of Acetic arrhydride in cold Formulation.

Taste threshold values

Taste characteristics at 20 ppm: green, waxy, fresh, vegetable, fruity, apple, guava and green banana

General Description

cis-3-Hexenyl formate is a flavor and fragrance ester mainly used for its green notes. It occurs naturally in gardenia and zinchoge flowers.

Properties of cis-3-Hexenyl formate

Melting point:	-62.68°C (estimate)
Boiling point:	72 °C/40 mmHg (lit.)
Density	0.91 g/mL at 25 °C(lit.)
FEMA	3353 \| CIS-3-HEXENYL FORMATE
refractive index	n20/D 1.426(lit.)
Flash point:	113 °F
solubility	Almost insoluble in water, soluble in alcohol, Propylene glycol and oils.
form	liquid
Specific Gravity	0.92
color	Colorless
Odor	at 10.00 % in dipropylene glycol. fresh green waxy sweet vegetable grassy sharp
JECFA Number	1272
CAS DataBase Reference	33467-73-1(CAS DataBase Reference)
NIST Chemistry Reference	3-Hexen-1-ol, formate, (z)-(33467-73-1)
EPA Substance Registry System	3-Hexen-1-ol, formate, (3Z)- (33467-73-1)

Safety information for cis-3-Hexenyl formate

Signal word	Warning
Pictogram(s)	Flame Flammables GHS02 Exclamation Mark Irritant GHS07
GHS Hazard Statements	H226:Flammable liquids H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation
Precautionary Statement Codes	P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.