Molekula
alpha-(2,4-Dichlorophenyl)-(1H)-imidazole-1-ethanol
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
Alpha-(2,4-Dichlorophenyl)-(1H)-imidazole-1-ethanol, also known as 1-(2,4-dichlorophenyl)-2-(1H-imidazol-1-yl)ethanol, is a synthetic intermediate in the manufacture of azole antifungal drugs such as miconazole, econazole, isoconazole and sulconazole. It is also used as an impurity reference standard for these drugs. This chemical has a CAS number of 24155-42-8, with the molecular formula C11H10Cl2N2O and a molecular weight of 257.12. It should be stored at ambient conditions. The product carries a Danger signal word due to its hazardous nature. Molekula supplies alpha-(2,4-Dichlorophenyl)-(1H)-imidazole-1-ethanol 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
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25 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | White to coloured powder |
| Melting Point | 133 - 138 °C |
| Sulphated Ash | ≤ 0.1% |
| Other Impurity | ≤ 0.5% |
| Potentiometric assay | 98.0 - 101.0 % |
| Sum of all impurities | ≤ 1.0% |
| Identification (IR) | Conforms to standard |
| Chromatograph purity | ≥ 99% |
| Optical Rotation angle (10% methanol) | 0 ± 0.4 |
| 1-(2,5-Dichlorophenyl)-2-(1H-Imidazole-1-yl)ethanol | ≤ 0.1% |
| 1-(3,4-Dichlorophenyl)-2-(1H-Imidazole-1-yl)ethanol | ≤ 0.1% |
| 1-(2,4-Dichlorophenyl)-2-(2-methylimidazole-1-yl)ethanol | ≤ 0.05% |
| 1-(2,4-Dichlorophenyl)-2-(4-methylimidazole-1-yl)ethanol | ≤ 0.05% |
| 1-(2,4-Dichlorophenyl)-2-(5-methylimidazole-1-yl)ethanol | ≤ 0.05% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | III |
Identification
| Property | Value |
|---|---|
| SKU | 10348695 |
| CAS Number | 24155-42-8 |
| IUPAC Name | 1-(2,4-dichlorophenyl)-2-imidazol-1-ylethanol |
| EC Number | 246-042-5 |
| Molecular Formula | C11H10Cl2N2O |
| Molecular Weight | 257.12 |
| Exact Mass | 256.017 |
| SMILES | C1=CC(=C(C=C1Cl)Cl)C(CN2C=CN=C2)O |
| InChIKey | UKVLTPAGJIYSGN-UHFFFAOYSA-N |
| InChI | InChI=1S/C11H10Cl2N2O/c12-8-1-2-9(10(13)5-8)11(16)6-15-4-3-14-7-15/h1-5,7,11,16H,6H2 |
| PubChem CID | 32238 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| HTS Code | 2933.29.90.00 |
| Tariff Code | 2933299090 |
Safety & GHS
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Toxic
GHS06
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H301 Toxic if swallowed
- H319 Causes serious eye irritation
- H332 Harmful if inhaled
- H351 Suspected of causing cancer
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
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- 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, 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
- (1RS)-1-(2,4-Dichlorophenyl)-2-(1H-imidazol-1-yl)ethanol
- 1-(2-(2,4-Dichlorophenyl)-2-hydroxyethyl)-1H-imidazole
- 1-(2,4-Dichlorophenyl)-2-(1-imidazolyl)ethanol
- 1-(2,4-dichlorophenyl)-2-(1H-imidazol-1-yl)ethan-1-ol
- 1-(2,4-Dichlorophenyl)-2-(1H-imidazol-1-yl)ethanol
- 1-(2,4-dichlorophenyl)-2-imidazol-1-ylethanol
- 1-(2,4-dichlorophenyl)-2-imidazolylethan-1-ol
- 1-[2-(2,4-Dichlorophenyl)-2-hydroxyethyl]imidazole
- 1H-Imidazole-1-ethanol, alpha-(2,4-dichlorophenyl)-
- T 824
Frequently asked questions
What is alpha-(2,4-Dichlorophenyl)-(1H)-imidazole-1-ethanol (CAS 24155-42-8) commonly used for?
This compound is primarily used as the key intermediate in the synthesis of azole antifungal drugs such as miconazole, econazole, isoconazole and sulconazole. It is also used as an impurity reference standard for these drugs.
What is the molecular formula and molecular weight of this chemical?
The molecular formula is C₁₁H₁₀Cl₂N₂O, and the molecular weight is 257.12 g/mol.
What safety classification does this product have, and how should it be handled?
This product carries the signal word 'Danger' due to its hazardous properties. Handle with appropriate PPE, including gloves and eye protection, and follow local safety regulations.
What grades or purities of this chemical does Molekula supply?
Molekula supplies this compound in technical grade for industrial synthesis. Custom purities may be available upon request.
Can Molekula supply this product in bulk quantities?
Yes, Molekula can provide this compound in bulk, with quantities tailored to your specific requirements. Contact our sales team for pricing and logistics details.
What documentation is provided with an order of this chemical?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS/SDS), and a packing list. Additional documentation, such as a Certificate of Origin, may be provided upon request.
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