Molekula
2,3-Dihydroxybenzaldehyde
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
2,3-Dihydroxybenzaldehyde is an organic compound featuring two hydroxyl groups and an aldehyde functional group, commonly used in synthetic organic chemistry, pharmaceutical intermediates, and as a building block for agrochemicals. This pale yellow crystalline solid has a CAS number of 24677-78-9, a molecular formula of (HO)2C6H3CHO, and a molecular weight of 138.12 g/mol. It is stable at ambient storage conditions but requires careful handling, as indicated by its "Warning" signal word. Molekula supplies 2,3-Dihydroxybenzaldehyde from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
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
| Property | Value |
|---|---|
| Appearance | Off-white to light yellow powder |
| Assay | ≥97.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 21713550 |
| CAS Number | 24677-78-9 |
| IUPAC Name | 2,3-dihydroxybenzaldehyde |
| EC Number | 246-398-1 |
| Molecular Formula | (HO)2C6H3CHO |
| Molecular Weight | 138.12 |
| Exact Mass | 138.0317 |
| SMILES | C1=CC(=C(C(=C1)O)O)C=O |
| InChIKey | IXWOUPGDGMCKGT-UHFFFAOYSA-N |
| InChI | InChI=1S/C7H6O3/c8-4-5-2-1-3-6(9)7(5)10/h1-4,9-10H |
| PubChem CID | 90579 |
| REACH Code | Y113 |
| HTS Code | 29124926 |
| Tariff Code | 2912490090 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- 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
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
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-Dihydroxy-3-formylbenzene
- 3-Formyl-1,2-benzenediol
- 3-hydroxysalicylaldehyde
- 5,6-Dihydroxybenzaldehyde
- Benzaldehyde, 2,3-dihydroxy-
- Benzaldehyde, dihydroxy-
- dihydroxybenzaldehyde
- DIHYDROXYBENZALDEHYDE, 2,3-
- o-Pyrocatechualdehyde
- o-Pyrocatechualdehyde (6CI,8CI)
Frequently asked questions
What is 2,3-Dihydroxybenzaldehyde commonly used for?
It is primarily used as an intermediate in organic synthesis, including the production of pharmaceuticals, agrochemicals, and fragrances.
What is the molecular formula and molecular weight of 2,3-Dihydroxybenzaldehyde?
The molecular formula is (HO)₂C₆H₃CHO, and the molecular weight is 138.12 g/mol.
What safety classification does 2,3-Dihydroxybenzaldehyde have?
The product has a signal word of **Warning** and requires careful handling as per SDS guidelines.
How should 2,3-Dihydroxybenzaldehyde be stored?
Store in a tightly sealed container at ambient temperature, away from moisture and direct sunlight.
Does Molekula supply 2,3-Dihydroxybenzaldehyde in bulk quantities?
Yes, we offer bulk packaging options—please contact our sales team for specific availability and pricing.
What documentation is provided with an order of 2,3-Dihydroxybenzaldehyde?
Each order includes a Certificate of Analysis (CoA), Safety Data Sheet (SDS), and a Material Safety Information (MSI) document.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.