2,5-Dimethylpyrazine is a member of pyrazines.
Definition
2,5-Dimethylpyrazine is a member of pyrazines.
Source: PubChem
US FDA substance register · UNII V99Y0MUY1Q · registered name 2,5-DIMETHYLPYRAZINE · single chemical substance
Cosmetic roles
Gives the product a scentPERFUMING
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
2,5-DIMETHYLPYRAZINEINCIPyrazine, 2,5-dimethyl-Synonym
- CAS No.chemical registry number
- 123-32-0
- EC No.EU chemical inventory number
- 204-618-3
- DTXSIDUS EPA chemical ID
- DTXSID6047652
- DTXCIDUS EPA compound ID
- DTXCID4027652
- IUPAC
- 2,5-Dimethylpyrazine
- Molecular formula
- C6H8N2
- Molecular weight
- 108.144 g/mol
Measured properties
- Melting/freezing point
- 15 ℃(EXP)
- Initial boiling point and range
- 155 ℃(EXP)
- Flash point
- 64 ℃
- Vapour pressure
- 1.5 ㎜Hg (at 25degree C, EST)
- Water solubility
- 32000 ㎎/ℓ (at 25degree C, EST)
- Relative density
- 0.99
- n-Octanol/water partition coefficient (Kow)
- 0.63 (EXP)
- Molecular weight
- 108.16
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 5 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.
- Fragrance3
- Flavouring and nutrient2
Source: US EPA CompTox dashboard
Related literature
- The TRPM5 Antagonist Triphenylphosphine Oxide Increases Sebaceous Lipogenesis and Modulates Immune Phenotype of Human Sebocytes in a TRPM5‐Independent Manner · 2025
- Screening microbial inhibitors of Pseudogymnoascus destructans in Northern China · 2025
- ‘Speed‐ageing’ of human skin in serum‐free organ culture ex vivo: An instructive novel assay for preclinical human skin ageing research demonstrates senolytic effects of caffeine and 2,5‐dimethylpyrazine · 2023
- Physicochemical and Volatile Flavor Properties of Fish Skin under Conventional Frying, Air Frying and Vacuum Frying · 2023
- Cocrystal Prediction of Bexarotene by Graph Convolution Network and Bioavailability Improvement · 2022
Linked databases 15
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- ChEMBL
- 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