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Molekula

Molekula

2',5'-Dihydroxyacetophenone

SKU 11839990 CAS 490-78-8 2,5-(OH)2-C6H3COCH3 MW 152.15 Made to order Bulk quantities on request

Supplying 4,500+ customers in over 80 countries

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need

2',5'-Dihydroxyacetophenone is an aromatic ketone featuring hydroxyl groups at the 2' and 5' positions, widely used as a key intermediate in organic synthesis, pharmaceuticals, and fragrance production. It serves as a precursor in the manufacture of agrochemicals, dyes, and certain pharmaceutical compounds. This chemical has a CAS number of 490-78-8, with the molecular formula 2,5-(OH)2-C6H3COCH3 and a molecular weight of 152.15 g/mol. It is stable at ambient storage conditions and carries a signal word of Warning for safety classification. Molekula supplies 2',5'-Dihydroxyacetophenone from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

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Example image for illustration only. Other packaging and pack sizes are available.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

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Specifications

Specifications available on request — see Documents below or contact our sales team.

Storage & handling

Property Value
Storage Temperature Ambient
Acidity Neutral

Literature values

Published physical properties of the substance, not batch specifications.

Property Value
Melting Point 202 - 203 °C

Source: PubChem CID 10279 (Human Metabolome Database (HMDB))

Identification

Property Value
SKU 11839990
CAS Number 490-78-8
IUPAC Name 1-(2,5-dihydroxyphenyl)ethanone
EC Number 207-716-4
Molecular Formula 2,5-(OH)2-C6H3COCH3
Molecular Weight 152.15
Exact Mass 152.0473
SMILES CC(=O)C1=C(C=CC(=C1)O)O
InChIKey WLDWSGZHNBANIO-UHFFFAOYSA-N
InChI InChI=1S/C8H8O3/c1-5(9)7-4-6(10)2-3-8(7)11/h2-4,10-11H,1H3
PubChem CID 10279
REACH Code Y110
TSCA Listed Yes
HTS Code 29145030
Tariff Code 2914500090

Safety & GHS

Warning
  • GHS pictogram — Health Hazard Health Hazard GHS07

Hazard statements

  • H302 Harmful if swallowed
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation

Precautionary statements

  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
  • P302+352 IF ON SKIN: Wash with soap and water
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

  • 1-(2,5-dihydroxyphenyl)ethan-1-one
  • 1-(2,5-Dihydroxyphenyl)ethanone
  • 1-Acetyl-2,5-dihydroxybenzene
  • 2-Acetylhydroquinone
  • 2,5-Dihydroxy-1-acetylbenzene
  • Acetophenone, 2',5'-dihydroxy-
  • Acetylhydroquinone
  • Acetylquinol
  • Ethanone, 1-(2,5-dihydroxyphenyl)-
  • Quinacetophenone

Frequently asked questions

What is 2',5'-Dihydroxyacetophenone commonly used for?

It is used as a matrix in MALDI mass spectrometry, where it is often abbreviated DHAP or 2,5-DHAP, and as an intermediate in organic synthesis.

What is the chemical formula and molecular weight of 2',5'-Dihydroxyacetophenone?

The formula is 2,5-(OH)₂-C₆H₃COCH₃, and the molecular weight is 152.15 g/mol.

How should 2',5'-Dihydroxyacetophenone be stored?

Store at ambient temperature in a cool, dry place, away from direct sunlight and incompatible materials.

What purity grades are available for this product?

Molekula supplies this compound in technical grade (95%+ purity) and analytical/pharmaceutical grade (98%+ purity).

Can Molekula supply 2',5'-Dihydroxyacetophenone in bulk quantities?

Yes, we offer bulk packaging options (e.g., 5 kg, 25 kg, and custom quantities) for industrial and research applications.

What documentation is provided with an order of 2',5'-Dihydroxyacetophenone?

Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.

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