Abietic Acid
Synonyms
13-Isopropylpodocarpa-7,13-dien-15-oic acid;
7,13-Abietadien-18-oic acid;
Category
Anionic Surfactant
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>>>> Tricyclic Diterpene Carboxylate and its Derivatives
Chemical Numbering System
CAS: 514-10-3
EINECS: 208-178-3
Molecular Formula & Molecular Weight
Molecular Formula: C20H30O2
Molecular Weight: 302.45
Structure
Properties
Appearance (1), yellow crystal.
Solubility insoluble in water, soluble in sodium hydroxide, soluble in petroleum ether, benzene, ethanol.
Stability stable. Easily oxidized.
Risk Solid form: flammable material; irritation, irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.
GHS label: 
Animal Toxicity
Table 1 Animal toxicity values
|
mouse intravenous LD50 |
180mg/kg[1] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent film-forming, cleansing, emulsifying, dispersing, lubricating, solubilizing, wetting abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid |
|
|
Actives, %, ≥ |
95.0 |
Test Methods
(1), Actives
GB/T 13173 Surface active agents -- Detergents -- Testing methods
GB/T 5173 Surface active agents and detergents -- Determination of anionic-active matter by direct two-phase titration procedure
ISO 2271 Surface active agents -- Detergents -- Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
2, Hazardous substances indexes
|
Item |
Hazardous substances indexes |
|
Solid |
|
|
Heavy metals (as Pb), mg/kg, ≤ |
20 |
|
As, mg/kg, ≤ |
3 |
Test Methods
(1), Heavy metals (as Pb)
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30799 The test method of food detergents -- Determination of heavy metals
(2), As
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30797 The test method of food detergents -- Determination of total arsenic
3, Further explanation
(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.
(b), Used in cosmetics, should be test for harmful substances or furtherly test for microorganisms, according to local regulations and standards.
Major Uses
1, Typical applications
Use as emulsifying agent, dispersing agent.
Use as cleansing agent.
Use as lubricant.
2, Adhesive
Use as adhesive.
3, Organic synthesis
Used in preparation of abietic acid salts.
Used in preparation of abietic acid esters. Abietic acid esters can be used in paint, plastics, resin, food, etc.
4, Personal care products
Emulsion stabilizer in personal care products.
5, Coatings
Carrier, drier, film-forming agent in paint, printing ink.
6, Electronics
Flux in electronics.
7, Rubber
Softening agent in rubber.
Manufacturers
References
[1]: ChemIDplus. 514-10-3, Abietic acid
Update: 20131114(1); 20181023(2);