1,1-Dimethoxyhexane
1,1-Dimethoxyhexane (CAS 1599-47-9) is an organic acetal with the linear formula CH3(CH2)4CH(OCH3)2 and a molecular weight of 146.23 g/mol. This compound functions as a valuable building block in organic synthesis. Its acetal structure makes it useful in protecting aldehyde functionalities or as a precursor in various chemical transformations.
- IUPAC
- Hexanal dimethyl acetal
- Synonyms
- Hexanal dimethyl acetal1,1-Dimethoxy hexane

Organic Synthesis Intermediate
1,1-Dimethoxyhexane serves as a versatile intermediate in the synthesis of more complex organic molecules. Its acetal group can be selectively manipulated or removed under specific reaction conditions, facilitating multi-step synthetic routes.
Protecting Group Chemistry
As an acetal, it can be employed to protect the aldehyde group of hexanal during chemical reactions where the aldehyde functionality might otherwise interfere. The acetal is stable under basic conditions and can be hydrolysed to regenerate the aldehyde.
Building Block for Novel Compounds
Researchers utilise 1,1-Dimethoxyhexane as a readily available building block for constructing novel chemical entities, contributing to advancements in various fields of chemistry.
| Molecular weight | 146.23 |
|---|---|
| Linear formula | CH3(CH2)4CH(OCH3)2 |
| Assay | 98% |
| Boiling point | 163-164 °C(lit.) |
| Density | 0.847 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.405(lit.) |


Hazard statements
- H226Flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 54 °C / 129.2 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 1,1-Dimethoxyhexane used for?
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1,1-Dimethoxyhexane is primarily used as an intermediate and building block in organic synthesis, and for protecting aldehyde functionalities.
What are the CAS number and formula for 1,1-Dimethoxyhexane?
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The CAS number is 1599-47-9, and its linear formula is CH3(CH2)4CH(OCH3)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,1-Dimethoxyhexane with a minimum purity of 98% (assay). This product is supplied for research and laboratory use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 1,1-Dimethoxyhexane be handled safely?
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1,1-Dimethoxyhexane is a flammable liquid and vapour (H226). It can cause skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and ensure adequate ventilation.
Is 1,1-Dimethoxyhexane a controlled substance?
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Based on the provided data, 1,1-Dimethoxyhexane is not listed as a controlled substance.
How is 1,1-Dimethoxyhexane packaged and shipped?
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1,1-Dimethoxyhexane is shipped according to regulations for flammable liquids (UN 1993, Class 3, PGIII). Specific packaging will be determined by order quantity and destination, adhering to international shipping standards for chemical export.
How can I request a quote or sample for 1,1-Dimethoxyhexane?
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To request a quote or sample, please contact our sales department via the website or direct email, providing your contact details and the quantity required.
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