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Molekula

alpha-(2,4-Dichlorophenyl)-(1H)-imidazole-1-ethanol

SKU 10348695 CAS 24155-42-8 C11H10Cl2N2O MW 257.12 In stock 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

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.

Expect a response within hours Speak to a chemist: +44 (0) 3302 000333

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

Pricing & pack sizes

Pack sizes & pricing

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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

Danger
  • GHS pictogram — Toxic Toxic GHS06
  • GHS pictogram — Health Hazard Health Hazard GHS07
  • GHS pictogram — Serious Health Hazard 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

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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