ChemicalBook > CAS DataBase List > 1,1-Dimethoxy-3,7-dimethylocta-2,6-diene

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

Product Name: 1,1-Dimethoxy-3,7-dimethylocta-2,6-diene
CAS No.: 7549-37-3
Chemical Name: 1,1-Dimethoxy-3,7-dimethylocta-2,6-diene
Synonyms: FEMA 2305;CITRAL DIMETHYL ACETAL;Citral DiMethyl Acetal CITRAL DIMETHYL ACETAL 95+%;citraldimethylacetal,mixtureofcisandt;1,1-dimethoxy-3,7-dimethyl-6-octadiene;1,1-Dimethoxy-3,7-dimethylocta-2,6-dien;1,1-DIMETHOXY-3,7-DIMETHYL-2,6-OCTADIENE;1,1-dimethoxy-3,7-dimethylocta-2,6-diene;6-Octadiene,1,1-dimethoxy-3,7-dimethyl-2
CBNumber: CB9367971
Molecular Formula: C12H22O2
Formula Weight: 198.3
MOL File: 7549-37-3.mol

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

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)
refractive index: n20/D 1.454(lit.)
FEMA: 2305 | CITRAL DIMETHYL ACETAL
Flash point:: 180 °F
form: clear liquid
color: Colorless to Almost colorless
Odor: at 100.00 %. green floral citric lemon lime natural
Odor Type: citrus
biological source: synthetic
Water Solubility: Almost insoluble in water
JECFA Number: 944
LogP: 3.76
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)

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Safety

Hazard Codes: Xi
Risk Statements: 43
Safety Statements: 36/37
WGK Germany: 2
RTECS: RG5330000
Hazard Note: Irritant
HS Code: 2911.00.5000
Toxicity: Both the oral LD₅₀ value in rats and the dermal LD₅₀ value in rabbits exceeded 5 g/kg (Hart, 1971).

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H227Combustible liquid

H315Causes skin irritation

H317May cause an allergic skin reaction

H319Causes serious eye irritation

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P272Contaminated work clothing should not be allowed out of the workplace.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P370+P378In case of fire: Use … for extinction.

P403+P235Store in a well-ventilated place. Keep cool.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: W230502
Product name: Citral dimethyl acetal
Purity: ≥90%
Packaging: 1 unit
Price: $61.7
Updated: 2025/07/31

Sigma-Aldrich

Product number: W230502
Product name: Citral dimethyl acetal
Purity: ≥90%
Packaging: 1 unit
Price: $61.7
Updated: 2025/07/31

Sigma-Aldrich

Product number: W230502
Product name: Citral dimethyl acetal
Purity: ≥90%
Packaging: 100g
Price: $84.55
Updated: 2025/07/31

Sigma-Aldrich

Product number: W230502
Product name: Citral dimethyl acetal
Purity: ≥90%
Packaging: 1kg
Price: $363
Updated: 2025/07/31

Sigma-Aldrich

Product number: W230502
Product name: Citral dimethyl acetal
Purity: ≥90%
Packaging: 4kg
Price: $1190
Updated: 2025/07/31

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1,1-Dimethoxy-3,7-dimethylocta-2,6-diene Chemical Properties,Usage,Production

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.

Uses

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.

1,1-Dimethoxy-3,7-dimethylocta-2,6-diene Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from 1,1-Dimethoxy-3,7-dimethylocta-2,6-diene manufacturers

Hebei Zhuanglai Chemical Trading Co Ltd

Product: 1,1-Dimethoxy-3,7-dimethylocta-2,6-diene 7549-37-3
Price: US $45.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 20 tons
Release date: 2024-12-13

Career Henan Chemical Co

Product: 1,1-Dimethoxy-3,7-dimethylocta-2,6-diene 7549-37-3
Price: US $6.00/KG
Min. Order: 1KG
Purity: 98%
Supply Ability: 1kg, 10kg ,50kg
Release date: 2020-03-09

Shaanxi Dideu Medichem Co. Ltd

Product: Citral Dimethyl Acetal 7549-37-3
Price: US $0.00-0.00/Kg
Min. Order: 100G
Purity: 99.0%+
Supply Ability: 100 tons
Release date: 2020-01-17

7549-37-3, 1,1-Dimethoxy-3,7-dimethylocta-2,6-dieneRelated Search:

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FEMA 2305

CITRAL DIMETHYL ACETAL

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

CITRAL DIMETHYL ACETAL 95+%

CITRAL DIMETHYL ACETAL, 95%, MIXTURE OF CIS AND TRANS

2,6-Octadiene, 1,1-dimethoxy-3,7-dimethyl-

citral dimethyl acetal, mixture of cis and trans

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

3,7-DIMETHYL-2,6-OCTADIENAL DIMETHYL ACETAL

2,6-DIMETHYL-2,6-OCTADIEN-8-ALIMETHYL ACETAL

1,1-DIMETHOXY-3,7-DIMETHYL-2,6-OCTADIENE

Citral DiMethyl Acetal (cis- and trans- Mixture)

Citral DiMethyl Acetal&nbsp

(E)-1,1-diMethoxy-3,7-diMethylocta-2,6-diene

Citral Dimethyl Acetal (<i>cis</i>- and <i>trans</i>- mixture)

1,1-dimethoxy-3,7-dimethyl-6-octadiene

6-octadiene,1,1-dimethoxy-3,7-dimethyl-(cisandtrans)

6-Octadiene,1,1-dimethoxy-3,7-dimethyl-2

citraldimethylacetal,mixtureofcisandt

Citral dimethyl acetal mixture of cis- & trans-isomers

Citral Dimethyl Acetal (cis- and trans- mixture)&gt

1,1-Dimethoxy-3,7-dimethylocta-2,6-diene USP/EP/BP

(E)-1,1-Dimethoxy-3,7-dimethylocta-2,6-diene, ≥90%

7549-37-3

7549-37-7

CH32CCHCH2CH2CCH3CHCHOCH32

Building Blocks

Acyclic Monoterpenes

Terpenes

Oxygen Compounds

Acetals/Ketals/Ortho Esters

Organic Building Blocks

Acyclic Monoterpenes

Biochemistry

Terpenes