Dehydroabietic acid is an abietane diterpenoid that is abieta-8,11,13-triene substituted at position 18 by a carboxy group.
Definition
Dehydroabietic acid is an abietane diterpenoid that is abieta-8,11,13-triene substituted at position 18 by a carboxy group. It has a role as a metabolite and an allergen. It is a monocarboxylic acid, an abietane diterpenoid and a carbotricyclic compound. It is functionally related to an abietic acid. It is a conjugate acid of a dehydroabietate.
Source: PubChem
US FDA substance register · UNII 0S5XP6S3AU · registered name DEHYDROABIETIC ACID · single chemical substance
Dehydroabietic acid is the organic compound that conforms to the formula
Cosmetic roles
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 1740-19-8
- EC No.EU chemical inventory number
- 217-102-8
- DTXSIDUS EPA chemical ID
- DTXSID8022163
- DTXCIDUS EPA compound ID
- DTXCID402163
- IUPAC
- Abieta-8,11,13-trien-18-oic acid
- Molecular formula
- C20H28O2
- Molecular weight
- 300.442 g/mol
Measured properties
- Melting/freezing point
- 172 ℃
- Initial boiling point and range
- 403.25 ℃(est.)
- Molecular weight
- 300.43
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: KOSHA safety data sheets (Korea)
What products actually use it for
What the 6 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Pigment2
- Dispersing agent2
- Sizing agent1
- Surface modifier1
Source: US EPA CompTox dashboard
Related literature
- Synthesis of dehydroabietic acid derivatives as mast cell stabilizers. · 2025
- Spruce Balm-Based Semisolid Vehicles for Wound Healing: Effect of Excipients on Rheological Properties and Ex Vivo Skin Permeation · 2023
- Development of indirect competitive ELISA for determination of dehydroabietic acid in duck skin and comparison with the HPLC method · 2020
- The synthesis of a DHAD/ZnAlTi-LDH composite with advanced UV blocking and antibacterial activity for skin protection · 2020
- Dehydroabietic Acid Induces Regeneration of Collagen Fibers in Ultraviolet B-Irradiated Human Dermal Fibroblasts and Skin Equivalents · 2019
Linked databases 14
- ChEBI
- EU CosIng ingredient list 2
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- NIST Chemistry WebBook
- PubChem
- Tlooto literature search 2 3 4 5
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · English