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2,6-Dihydroxy-4-Methylbenzaldehyde

Atranol is a natural component of oak moss extracts, and the reason those extracts are restricted.

EU law prohibits atranol in cosmetic products; the IFRA Standard on oakmoss extracts ties its restriction to atranol and chloroatranol. Its identity is PubChem’s.

Turn it in 3D

The record

Each field carries its evidence: open a chip for the source, the quoted words and the confidence. A field with nothing behind it says so and stays empty.

Name
2,6-Dihydroxy-4-Methylbenzaldehyde
documented

2,6-Dihydroxy-4-Methylbenzaldehyde

PUBCHEM-458186 · PubChem Compound Summary for CID 458186, 2,6-Dihydroxy-4-Methylbenzaldehyde (2,6-dihydroxy · read 2026-09-30

confidence A

CAS
526-37-4
documented

526-37-4

PUBCHEM-458186 · PubChem Compound Summary for CID 458186, 2,6-Dihydroxy-4-Methylbenzaldehyde (2,6-dihydroxy · read 2026-09-30

among the CID’s PubChem synonyms, and PubChem resolves it back to this CID

confidence A

PubChem CID
458186
documented

PUBCHEM-458186 · PubChem Compound Summary for CID 458186, 2,6-Dihydroxy-4-Methylbenzaldehyde (2,6-dihydroxy · read 2026-09-30

confidence A

Formula
C8H8O3
documented

PUBCHEM-458186 · PubChem Compound Summary for CID 458186, 2,6-Dihydroxy-4-Methylbenzaldehyde (2,6-dihydroxy · read 2026-09-30

confidence A

Molecular weight
152.15
documented

PUBCHEM-458186 · PubChem Compound Summary for CID 458186, 2,6-Dihydroxy-4-Methylbenzaldehyde (2,6-dihydroxy · read 2026-09-30

g/mol, as PubChem states it

confidence A

IUPAC name
2,6-dihydroxy-4-methylbenzaldehyde
documented

PUBCHEM-458186 · PubChem Compound Summary for CID 458186, 2,6-Dihydroxy-4-Methylbenzaldehyde (2,6-dihydroxy · read 2026-09-30

confidence A

SMILES
CC1=CC(=C(C(=C1)O)C=O)O
documented

PUBCHEM-458186 · PubChem Compound Summary for CID 458186, 2,6-Dihydroxy-4-Methylbenzaldehyde (2,6-dihydroxy · read 2026-09-30

confidence A

InChIKey
JASONGFGOLHLGB-UHFFFAOYSA-N
documented

PUBCHEM-458186 · PubChem Compound Summary for CID 458186, 2,6-Dihydroxy-4-Methylbenzaldehyde (2,6-dihydroxy · read 2026-09-30

confidence A

Odour threshold
withheld: not on record
withheld

no odour-threshold source in the repository

Descriptors
not on record
not on record

no descriptor on record: no house wording on a data file, no descriptor source filed

Volatility class
not on record
not on record

no volatility class on record for atranol (the simulator’s data has no entry)

Regulation
documented

IFRA-067, EU-2017-1410: each record above quotes its entry.

3D structure
PubChem computed 3D conformer · 19 atoms, 19 bonds
modeled

PUBCHEM-458186 · PubChem Compound Summary for CID 458186, 2,6-Dihydroxy-4-Methylbenzaldehyde (2,6-dihydroxy · read 2026-09-30

PubChem’s computed 3D conformer (the 3D SDF record): a model, drawn schematically, not an experimental structure

confidence A

Occurs in
  • oakmoss absolute (oak moss extract)
    documented · no share

    a natural component of oak moss extract, as the Regulation’s recital states it (after the SCCS opinion of 2012)

    confidence A

In history

Sources

  1. PUBCHEM-458186 · PubChem Compound Summary for CID 458186, 2,6-Dihydroxy-4-Methylbenzaldehyde (2,6-dihydroxy-4-methylbenzaldehyde). National Center for Biotechnology Information (NCBI), U.S. National Library of Medicine; live database, read 2026-09-30 through the PUG REST endpoints (no account): https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/526-37-4/cids/JSON · https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/458186/property/MolecularFormula,MolecularWeight,IUPACName,Title,SMILES,InChIKey/JSON · https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/458186/synonyms/JSON · https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/458186/SDF?record_type=3d. pubchem.ncbi.nlm.nih.gov/compound/458186 · read 2026-09-30 · PubChem data are provided by NCBI (public-domain data; cite PubChem); the computed conformer is PubChem-generated. The raw responses are filed as fetched (the house’s records; the house’s review log the house’s records).
  2. IFRA-067 · International Fragrance Association (IFRA). IFRA Standard: Oakmoss extracts, Amendment 49 (2020). Geneva: IFRA Standards Library. d3t14p1xronwr0.cloudfront.net/docs/standards/IFR… · read 2026-09-30 · published by IFRA; no reuse licence stated; quoted
  3. EU-2017-1410 · Commission Regulation (EU) 2017/1410 of 2 August 2017 amending Annexes II and III to Regulation (EC) No 1223/2009. OJ L 202, 3.8.2017, p. 1. eur-lex.europa.eu/eli/reg/2017/1410/oj · read 2026-09-30 · EU legislation; reuse terms not re-read (UNVERIFIED); quoted

These records are published under CC BY 4.0.

this record as data: /data/molecule/atranol.json · version 1 · updated 2026-09-30 · confidence A