Molekula
Catechol (1,2-Dihydroxybenzene)
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
Catechol (1,2-Dihydroxybenzene) is a phenolic compound used in the synthesis of agrochemicals, pharmaceuticals, and specialty polymers. It is a white crystalline solid with a characteristic odor. Available in 100g, 1kg, and 5kg packaging, it has a CAS number of 120-80-9, molecular formula C6H4(OH)2, and molecular weight of 110.11 g/mol. Stored at ambient temperature, it is classified as Danger. Molekula supplies Catechol (1,2-Dihydroxybenzene) 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
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 kg — £57.00 per pack ex VAT · £68.40 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Off-white to light brown flakes |
| Water | ≤ 0.2% |
| Assay | ⩾ 99.0% |
| Hydroquinone | ≤ 2000ppm |
| Phenol | ≤ 0.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 127 °C |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 23426418 |
| CAS Number | 120-80-9 |
| Molecular Formula | C6H4(OH)2 |
| Molecular Weight | 110.11 |
| SMILES | C1=CC=C(C(=C1)O)O |
| UN Number | UN2811 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2907.29.0500 |
| Tariff Code | 2907290090 |
Safety & GHS
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Corrosive
GHS05
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Toxic
GHS06
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Serious Health Hazard
GHS08
Hazard statements
- H301 + H311 + H331 Toxic if swallowed, in contact with skin or if inhaled
- H317 May cause an allergic skin reaction
- H318 Causes serious eye damage
- H341 Suspected of causing genetic defects
- H350 May cause cancer
- H401 Toxic to aquatic life
Precautionary statements
- P263 Avoid contact during pregnancy/while nursing
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- 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, English (US), French, German, Italian, Portuguese, 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
No alternate names recorded for this product.
Frequently asked questions
What is catechol used for?
Catechol is used in the synthesis of pharmaceuticals, agrochemicals, and as a precursor in the production of dyes and antioxidants.
What is the chemical formula and molecular weight of catechol?
The formula is C6H4(OH)2 and the molecular weight is 110.11 g/mol.
How should catechol be stored?
Catechol should be stored at ambient temperature, protected from light and air to prevent oxidation.
What grade of catechol does Molekula supply?
Molekula supplies catechol in technical grade; custom grades are available upon request.
Can Molekula supply catechol in bulk?
Yes, Molekula can supply catechol in bulk quantities; please contact sales for pricing and availability.
What documentation comes with a catechol order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation is available upon request.
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.