Contact us: +91 9550333722 040 - 40102781
Structured search
India
Choose your country
Different countries will display different contents
Try our best to find the right business for you.
My chemicalbook

Welcome back!

HomeProduct name list1,1-Dimethoxy-3,7-dimethylocta-2,6-diene

1,1-Dimethoxy-3,7-dimethylocta-2,6-diene

Synonym(s):3,7-Dimethyl-2,6-octadienal dimethyl acetal

  • CAS NO.:7549-37-3
  • Empirical Formula: C12H22O2
  • Molecular Weight: 198.3
  • MDL number: MFCD00008909
  • EINECS: 231-434-0
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-06-26 16:08:12
1,1-Dimethoxy-3,7-dimethylocta-2,6-diene Structural

What is 1,1-Dimethoxy-3,7-dimethylocta-2,6-diene?

Description

Citral dimethyl acetal is a colorless liquid. Sp.Gr. 0.89. B.P. slightly lower than that of Citral. Almost insoluble in water, soluble in alcohol and oils.

Chemical properties

Citral dimethyl acetal has a fresh, lemon-like odor. The commercial product consists of a mixture of cis- and trans-isomers.

Occurrence

Apparently has not been reported to occur in nature.

The Uses of 1,1-Dimethoxy-3,7-dimethylocta-2,6-diene

Citral dimethyl acetal is used in perfume compositions partly as a mild-green topnote in soap fragrances, and also as a topnote modifier in delicate floral fragrances, green-citrusy types, fresh notes, etc. Used in flavor compositions mainly in Citrus types and generally in fruit flavors to introduce a natural freshness similar to that of unripe fruit or green Lemon peel, Apple peel, etc.

Definition

ChEBI: A monoterpenoid that is the acetal obtained by formal condensation of citral with methanol.

Preparation

From citral and methyl alcohol in the presence of a catalyst, or by reacting citral with trimethyl orthoformate.

Taste threshold values

Taste characteristics at 10 ppm: green, citrus, lemon, grapefruit, lime with woody and terpy nuance.

Properties of 1,1-Dimethoxy-3,7-dimethylocta-2,6-diene

Boiling point: 105-106 °C10 mm Hg(lit.)
Density  0.89 g/mL at 25 °C(lit.)
vapor density  6.8 (vs air)
vapor pressure  9 mm Hg ( 102.7 °C)
FEMA  2305 | CITRAL DIMETHYL ACETAL
refractive index  n20/D 1.454(lit.)
Flash point: 180 °F
form  clear liquid
color  Colorless to Almost colorless
Odor at 100.00 %. green floral citric lemon lime natural
Water Solubility  Almost insoluble in water
JECFA Number 944
CAS DataBase Reference 7549-37-3(CAS DataBase Reference)
NIST Chemistry Reference 3,7-Dimethyl-2,6-octadienal, dimethyl acetal(7549-37-3)
EPA Substance Registry System 2,6-Octadiene, 1,1-dimethoxy-3,7-dimethyl- (7549-37-3)

Safety information for 1,1-Dimethoxy-3,7-dimethylocta-2,6-diene

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H227:Flammable liquids
H315:Skin corrosion/irritation
H317:Sensitisation, Skin
H319:Serious eye damage/eye irritation
Precautionary Statement Codes P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P272:Contaminated work clothing should not be allowed out of the workplace.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P370+P378:In case of fire: Use … for extinction.
P403+P235:Store in a well-ventilated place. Keep cool.
P501:Dispose of contents/container to..…

Computed Descriptors for 1,1-Dimethoxy-3,7-dimethylocta-2,6-diene

Related products of tetrahydrofuran

You may like

Statement: All products displayed on this website are only used for non medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.