SYNATIVE AL G 16

SYNATIVE AL G 16 is a branched C16 fatty alcohol based on 2-hexyldecan-1-ol, also known as 2-hexyl-1-decanol or 2-hexyldecyl alcohol. 
SYNATIVE AL G 16 belongs to the Guerbet alcohol family and is used primarily as a functional component and raw material in lubricants, metalworking fluids and related industrial formulations. 
SYNATIVE AL G 16 from conventional linear fatty alcohols of comparable carbon number. 

CAS Number: 2425-77-6
Molecular Formula: C16H34O
Molecular Weight: 242.44 g/mol
EINECS Number: 219-370-1

Synonyms: 2-Hexyl-1-decanol, 2-Hexyldecan-1-ol, 1-Decanol, 2-hexyl-, 2-Hexyldecyl Alcohol, Hexyldecanol, Guerbet C16 Alcohol, Guerbet Hexadecanol, Guerbitol 16, Isocetyl Alcohol, Isohexadecanol, 2-Hexyldecanol, Jarcol I-16, Jarcol I-16CG, Jarcol I-16P, Rilanit G 16, Isofol 16, SYNATIVE AL G 16. 

SYNATIVE AL G 16 is a saturated monohydric alcohol with sixteen carbon atoms. 
Unlike straight-chain cetyl alcohol, the carbon skeleton of 2-hexyldecan-1-ol is branched, giving the material substantially different physical behavior despite the same overall carbon number.
SYNATIVE AL G 16 is readily compatible with fatty acid esters and mineral oils. 

SYNATIVE AL G 16 to function not only as a lubricant component but also as a coupling or solubilizing agent in formulations containing both polar and non-polar components. 
SYNATIVE AL G 16 is especially relevant to lubricant formulators requiring fluidity at reduced temperatures. 
Its branched molecular structure limits efficient molecular packing and therefore prevents the sharp crystallization behavior normally associated with comparable linear fatty alcohols. 

SYNATIVE AL G 16 alcohol that remains liquid over a much broader temperature range. 
The hexyl branch is positioned close to the hydroxyl-bearing end of the molecule, producing a liquid material with favorable low-temperature behavior while retaining the low volatility expected from a long-chain alcohol. 
SYNATIVE AL G 16 also contains a primary hydroxyl group that remains accessible for further chemical modification. 

SYNATIVE AL G 16 can therefore be used directly in lubricant systems or converted into esters, ethoxylates and other functional derivatives according to the required application. 
The branch located near the hydroxymethyl functionality interferes with close packing of the hydrocarbon chains. 
This structural feature is directly related to the excellent low-temperature fluidity of the material.

SYNATIVE AL G 16 combines low viscosity, low pour point, good oxidation stability and compatibility with hydrophobic lubricant components. 
These characteristics make it particularly useful where linear long-chain fatty alcohols become too solid at low temperatures or where shorter alcohols are unsuitable because of their higher volatility. 
SYNATIVE AL G 16 remains liquid at temperatures where many linear fatty alcohols of similar molecular weight would crystallize or become difficult to process. 

SYNATIVE AL G 16 pour point is approximately -60 °C, making it useful in formulations expected to remain pumpable and functional at reduced operating or storage temperatures. 
Low-temperature behavior is particularly important in industrial lubricants because crystallization or excessive viscosity increase can interfere with pumping, circulation, spray application and lubricant delivery.

SYNATIVE AL G 16 also exhibits relatively low volatility for a liquid fatty alcohol. 
This combination of low-temperature fluidity and low volatility is important because reducing molecular weight can normally improve fluidity at the cost of increased evaporative loss.
SYNATIVE AL G 16 avoids much of this compromise through molecular branching. 

SYNATIVE AL G 16 relatively high molecular weight can be maintained while the branched structure provides the required fluid behavior. 
Oxidation stability is another characteristic of the product. 
SYNATIVE AL G 16 is a saturated alcohol and does not contain the carbon-carbon double bonds found in unsaturated fatty alcohols.

SYNATIVE AL G 16 reduces susceptibility to oxidative degradation associated with unsaturated hydrocarbon chains and makes the material suitable for formulations where resistance to autoxidation and rancidity is important. 
The hydroxyl functionality provides moderate polarity while the long branched hydrocarbon chain contributes strong oil compatibility.
SYNATIVE AL G 16 can act as a coupling component and solubilizer in complex lubricant and metalworking formulations.

SYNATIVE AL G 16 compatibility with mineral oils and fatty acid esters is particularly useful in systems containing components with different polarities.
The hydroxyl group also provides a chemical reaction site for esterification and other derivative production.
Reaction with monocarboxylic or dicarboxylic acids can produce branched ester base fluids that combine low-temperature performance with low volatility and good oxidation stability. 

SYNATIVE AL G 16 relevant both as a finished formulation component and as an intermediate for the synthesis of higher-value lubricant additives and base fluids.
SYNATIVE AL G 16 within its lubricant base stocks and additives portfolio and classifies the product as a Guerbet alcohol used in coupling-agent and solubilizer applications. 
The combination of low-temperature performance, oil compatibility, chemical stability and reactive hydroxyl functionality gives the material a broader role than that of a conventional fatty alcohol.

Ionic Character: Nonionic
Physical Form: Liquid
Appearance: Colourless to slightly yellowish liquid
Cloud Point: max. -30 °C
Pour Point: -60 °C
Flash Point: 160 °C
Acid Value: max. 0.5 mg KOH/g
Iodine Value: max. 10 g I₂/100 g
Hydroxyl Value: 200–225 mg KOH/g
Saponification Value: max. 6 mg KOH/g
Density at 20 °C: 0.835–0.840 g/cm³
Viscosity at 20 °C: 40–50 mPa·s
Refractive Index at 20 °C: 1.4400–1.4600
Kinematic Viscosity at 40 °C: approximately 19 mm²/s
Kinematic Viscosity at 100 °C: approximately 2.8 mm²/s [1][2][7]

SYNATIVE AL G 16 differs significantly from linear C16 fatty alcohols in its temperature-dependent behavior.
Linear hexadecanol has a strong tendency to crystallize because its regular molecular chains can pack efficiently. 
The branched carbon skeleton of SYNATIVE AL G 16 disrupts this packing mechanism and substantially lowers the temperature at which the product loses fluidity.

This difference is technically important in lubricant systems exposed to cold storage, outdoor use or low-temperature start-up conditions.
A formulation component that remains liquid can contribute to consistent lubricant distribution and reduce the risk of separation or solidification of individual components.
The low iodine value reflects the highly saturated character of SYNATIVE AL G 16.

Low unsaturation is desirable in many lubricant applications because carbon-carbon double bonds can act as sites for oxidative attack.
The combination of saturation and molecular branching therefore provides an effective balance between oxidation resistance and low-temperature fluidity.
The hydroxyl value of 200–225 mg KOH/g is consistent with the presence of a single primary alcohol function in a C16 molecule.

This hydroxyl group contributes to polarity and provides the reactive functionality needed when SYNATIVE AL G 16 is used as a chemical intermediate.
SYNATIVE AL G 16 relatively low acid and saponification values are also important for lubricant manufacturers because they indicate a material with limited acidic or ester-derived impurities.
Density and viscosity are relevant during formulation, pumping and dosing.

SYNATIVE AL G 16 allows the liquid to be incorporated into lubricant blends without the processing difficulties associated with high-viscosity base materials.
This can be useful during cold blending and in manufacturing systems where heating should be minimized.

Uses:
SYNATIVE AL G 16 is primarily used as a component in lubricants and metalworking fluids where low-temperature fluidity, low volatility and good oil compatibility are required. 
SYNATIVE AL G 16 branched Guerbet structure allows the material to remain liquid across a wide temperature range and makes it particularly suitable for industrial lubrication systems in which conventional linear fatty alcohols may crystallize or become excessively viscous. 

One of the principal applications of SYNATIVE AL G 16 is as a base-oil component in neat metalworking oils. 
These formulations operate without dilution in water and require an effective lubricating film between the tool and the metal surface. 
SYNATIVE AL G 16 can contribute to the lubricity and fluidity of such systems while remaining compatible with mineral oils and ester-based components.

Cutting oils represent an important use area for SYNATIVE AL G 16. 
During machining, the lubricant must reach the cutting interface and help reduce friction between the workpiece, chip and tool. 
The relatively low viscosity of SYNATIVE AL G 16 can support lubricant distribution while its long hydrocarbon structure provides the oil affinity required in neat cutting-fluid formulations.

SYNATIVE AL G 16 can also be used in drilling oils. 
Drilling operations generate localized friction and heat at the tool-workpiece interface, and effective lubricant delivery is important for maintaining machining quality and tool performance. 
SYNATIVE AL G 16 can be incorporated into suitable neat-oil systems as part of the base-fluid and lubricity package. 

Stamping and forming oils are another established application. 
These operations involve substantial sliding contact between metal surfaces and tooling, often under high pressure. 
The lubricant must distribute efficiently across the surface and maintain an effective lubricating film during deformation.

SYNATIVE AL G 16 provides a useful combination of fluidity and oil compatibility for such systems. 
SYNATIVE AL G 16 can be used together with ester lubricants, mineral oils and appropriate boundary-lubrication additives to obtain the required balance between film strength, spreading behavior and process cleanliness.

SYNATIVE AL G 16 as a lubricant component. 
Rolling operations require controlled friction between the metal strip and the rolls, and the fluid properties of the lubricant can influence both process stability and finished surface quality.
The low viscosity of SYNATIVE AL G 16 makes it particularly relevant where rapid distribution across moving metal surfaces is required. 

SYNATIVE AL G 16 low volatility compared with shorter-chain alcohols can also reduce evaporative losses during processing.
Spray lubrication is another important application area.
In spray-based metalworking systems, the lubricant must pass through pumps and nozzles and form a controlled film on the target surface.

Excessive viscosity or crystallization can interfere with spray formation, particularly under cold operating conditions.
The low pour point of SYNATIVE AL G 16 helps maintain fluidity and allows it to be considered as a base oil or lubricant component for spray lubrication technologies. 
SYNATIVE AL G 16 is also used as a solubilizer in water-miscible metalworking fluids.

Such formulations frequently contain mineral oils, ester lubricants, corrosion inhibitors, emulsifiers, alkaline components and other additives with very different chemical polarities.
The long hydrophobic chain of SYNATIVE AL G 16 provides affinity for oil-soluble components, while its hydroxyl group introduces sufficient polarity to improve interaction between different formulation components.

This coupling effect can assist formulators in developing homogeneous concentrates and improving the incorporation of components that would otherwise exhibit limited mutual compatibility. 
SYNATIVE AL G 16 can therefore be particularly useful during the development of soluble oils and other water-miscible metalworking concentrates.

SYNATIVE AL G 16 function should be considered within the complete emulsifier and coupling-agent system rather than as a replacement for the primary emulsifier.
The required concentration depends on base-oil composition, surfactant package, water content, electrolyte concentration and the polarity of the other additives.
SYNATIVE AL G 16 is also suitable for synthetic and semi-synthetic lubricant development.

The low pour point makes the product relevant to formulations intended to maintain fluidity at reduced temperatures.
A pour point around -60 °C provides substantial formulation flexibility when compared with many conventional long-chain fatty alcohols. 
Low volatility is equally important in high-temperature or prolonged-use applications.

Shorter alcohols may provide excellent fluidity but can evaporate more readily during use.
The C16 structure of SYNATIVE AL G 16 offers lower volatility while molecular branching preserves the liquid state required for processing and lubrication.
This balance makes the product useful when formulators are seeking to combine low-temperature performance with reduced evaporative loss.

SYNATIVE AL G 16 oxidation stability broadens the potential application range further.
Unsaturated fatty alcohols can provide favorable low-temperature properties, but double bonds increase susceptibility to oxidation.
SYNATIVE AL G 16 is saturated and is therefore suitable where resistance to autoxidation is preferred.

This characteristic can be advantageous in lubricant concentrates that must maintain physical and chemical stability during storage and service.
SYNATIVE AL G 16 can also serve as a raw material for the preparation of synthetic ester lubricants.
The primary hydroxyl group reacts with mono- or dicarboxylic acids to produce branched esters.

These derivatives can display low pour points, low volatility and good oxidation stability, making them useful as synthetic base fluids. 
Monoacid esters based on 2-hexyldecanol can be designed to modify viscosity, lubricity, spreading behavior and compatibility depending on the selected acid component.
Dicarboxylic acid esters provide another route to synthetic lubricant base stocks with tailored viscosity-temperature characteristics.

The branched alcohol structure can help maintain low-temperature flow properties in the resulting ester.
SYNATIVE AL G 16 is therefore relevant not only to lubricant blending companies but also to manufacturers of synthetic ester base stocks and lubricant intermediates.
SYNATIVE AL G 16s predictable hydroxyl functionality and C16 branched hydrocarbon structure provide a useful building block for chemical modification.

Another application is the production of surfactant derivatives.
SYNATIVE AL G 16 can be chemically modified through alkoxylation and other reactions to produce surface-active materials with properties determined by the degree and type of functionalization.
The hydrophobic C16 Guerbet chain is useful for constructing surfactants that require a bulky branched hydrophobe rather than a conventional linear alkyl chain. 

Branched alcohol derivatives can offer different wetting, emulsification, solubilization and low-temperature behavior compared with derivatives based on straight-chain fatty alcohols.
This gives SYNATIVE AL G 16 value as an intermediate for specialty surfactant manufacturers.
The chemical identity of SYNATIVE AL G 16 is also used in other industrial sectors as an emollient or functional fatty alcohol.

SYNATIVE AL G 16 is commercially used in personal-care applications because of its liquid state, spreading characteristics and broad pH compatibility. 
SYNATIVE AL G 16, however, the primary industrial positioning is lubricant and metalworking-fluid technology, and formulation suitability should be evaluated according to the specifications required for that application. 

SYNATIVE AL G 16 can also be useful where formulation compatibility is a central challenge.
Complex lubricant concentrates may combine mineral hydrocarbons, synthetic esters, surfactants, corrosion inhibitors and other functional additives.
Poor compatibility can cause cloudiness, phase separation or precipitation during storage.

The oil solubility and intermediate polarity of SYNATIVE AL G 16 can help bridge components with different solubility characteristics.
This is particularly relevant when developing concentrated products that must remain homogeneous across the intended storage-temperature range.
Formulators should evaluate this effect under both normal and low-temperature storage conditions because a concentrate that appears homogeneous at room temperature may separate when cooled.

The low-temperature properties of SYNATIVE AL G 16 can therefore contribute not only to final lubricant performance but also to concentrate stability.
The material can be evaluated when reformulating systems in which linear fatty alcohols create crystallization problems.
Replacing a linear alcohol with a Guerbet alcohol can change melting behavior without necessarily requiring a major reduction in hydrocarbon-chain length.

This provides formulators with an alternative route to low-temperature performance while retaining the favorable volatility characteristics of a long-chain alcohol.
SYNATIVE AL G 16 may also be useful when unsaturated fatty alcohols are avoided because of oxidative stability requirements.
SYNATIVE AL G 16 saturated hydrocarbon structure provides low-temperature performance through branching instead of through carbon-carbon unsaturation.

This structural distinction is one of the most important technical advantages of Guerbet alcohol chemistry.
When selecting SYNATIVE AL G 16 for a lubricant or metalworking application, formulators should consider viscosity, pour point, flash point, compatibility, lubricity and oxidation stability together rather than evaluating a single property.
The performance of the finished formulation will depend on interactions between SYNATIVE AL G 16 and the complete base-oil and additive system.

Comparative testing should therefore be performed using the actual mineral oil, synthetic ester, emulsifier, corrosion inhibitor and additive package intended for commercial production.
Low-temperature storage tests are particularly relevant because one of the principal reasons for selecting SYNATIVE AL G 16 is its ability to maintain fluidity under conditions where conventional fatty alcohols may crystallize.
For metalworking formulations, additional evaluation may include concentrate stability, dilution behavior, emulsion stability, lubricity, foaming, corrosion protection and compatibility with the metals and elastomers encountered in the intended process.

For neat oils, viscosity, flash point, evaporation behavior, lubricity and low-temperature fluidity are particularly important.
For spray lubrication systems, pumpability, atomization and surface spreading should also be evaluated under representative operating temperatures.

SYNATIVE AL G 16 therefore covers neat cutting oils, drilling oils, stamping oils, rolling oils, spray lubricants, water-miscible metalworking fluids, synthetic lubricant systems, ester base-fluid manufacture and specialty chemical derivatives.
Across these applications, the common technical advantage is the combination of a long-chain saturated alcohol structure with the low-temperature behavior produced by Guerbet branching.

Safety Profile:
SYNATIVE AL G 16 should be handled according to the current Safety Data Sheet and standard industrial chemical-handling procedures.
SYNATIVE AL G 16 has low volatility under normal handling conditions, which limits the tendency to generate high vapor concentrations at ambient temperature. Nevertheless, appropriate workplace ventilation should be maintained during transfer, mixing and heated processing.

Direct and prolonged contact with the product should be avoided.
Suitable chemical-resistant gloves and protective eyewear should be used during industrial handling, particularly where splashing may occur.
Contaminated skin should be washed with water and suitable cleansing material.

If the product enters the eyes, they should be rinsed carefully with water.
Heating operations should take the product's flash point into account.
SYNATIVE AL G 16 has a flash point of approximately 160 °C, but normal precautions applicable to combustible organic liquids should still be followed.

Open flames, excessive heat and uncontrolled ignition sources should be avoided during processing and storage. 
Release of the material into surface water, drains or soil should be prevented.
Current safety documentation forSYNATIVE AL G 16 includes precautions concerning possible long-term effects on aquatic organisms, making controlled disposal and prevention of unnecessary environmental release appropriate industrial practice. 

Spills should be contained promptly and absorbed with a suitable inert absorbent material.
Recovered material and contaminated absorbent should be handled according to applicable waste-management requirements.
SYNATIVE AL G 16 is a liquid rather than a finely divided powder, airborne dust is not a relevant handling issue.

The principal workplace controls therefore concern liquid contact, spills, heated processing and appropriate containment.
SYNATIVE AL G 16 should be stored in properly closed containers below 30 °C.
In sealed original drums stored below 30 °C, the product can be stored for at least one year without significant change in the specified product characteristics. 

Bulk storage in suitable refined stainless-steel equipment can also be used.
Storage vessels, transfer lines and pumps should be selected for compatibility with the product and maintained in clean condition to prevent contamination.
Water and foreign materials should be prevented from entering the storage system where product quality must be maintained.

Containers should remain closed when not in use.
The current SDS and product-specific technical documentation should always be used when establishing workplace handling, transport, storage and disposal procedures.

Supply Of SYNATIVE AL G 16:
For further information about SYNATIVE AL G 16, including product availability, technical specifications, packaging options, application suitability and supply conditions, please contact Ataman Kimya.
SYNATIVE AL G 16 is particularly relevant to lubricant manufacturers, metalworking-fluid formulators and industrial chemical producers requiring a branched C16 Guerbet alcohol with low-temperature fluidity, low volatility and good compatibility with mineral oils and fatty acid esters.

SYNATIVE AL G 16 can be evaluated for neat cutting oils, drilling oils, stamping oils, rolling oils, spray lubrication systems, water-miscible metalworking fluids, synthetic lubricants and the manufacture of ester or surfactant derivatives.
Ataman Kimya can provide the technical and commercial information required to evaluate SYNATIVE AL G 16 for a specific formulation and to determine its suitability according to the target viscosity, low-temperature performance, lubricant system and processing conditions.