2-Hydroxymethyl-12-crown-4
2-Hydroxymethyl-12-crown-4 (CAS: 75507-26-5), with the molecular formula C9H18O5 and a molecular weight of 206.24 g/mol, is a crown ether derivative. It functions as a chelating and complexation agent, finding utility in chemical synthesis and as a specialised synthetic reagent. Its structure lends itself to applications requiring selective ion binding. Tech Serve Solutions supplies this compound for research and development purposes.
- IUPAC
- (12-Crown-4)-2-methanol,1,4,7,10-Tetraoxacyclododecan-2-methanol
- Synonyms
- (12-Crown-4)-2-methanol1,4,7,10-Tetraoxacyclododecan-2-methanol

Chelation and Complexation
This crown ether derivative is employed for its ability to selectively bind and complex metal cations. It is particularly useful in separating or solubilising specific ions in various chemical processes.
Chemical Synthesis Reagent
As a synthetic reagent, 2-Hydroxymethyl-12-crown-4 can participate in organic transformations. Its functional groups allow for its incorporation into more complex molecular structures.
Research and Development
This compound serves as a valuable tool in academic and industrial R&D settings for exploring new reaction pathways and material properties involving ion complexation.
| Molecular weight | 206.24 |
|---|---|
| Empirical formula | C9H18O5 |
| Assay | ≥95.0% (GC) |
| Grade | purum |
| Boiling point | 115 °C/0.04 mmHg(lit.) |
| Density | 1.192 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.480(lit.)n20/D 1.480 |
| Impurities tested | ≤0.5% water |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2-Hydroxymethyl-12-crown-4 used for?
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2-Hydroxymethyl-12-crown-4 is used as a chelating agent, a complexation agent, and a synthetic reagent in chemical synthesis and research.
What are the CAS number and formula for 2-Hydroxymethyl-12-crown-4?
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The CAS number for 2-Hydroxymethyl-12-crown-4 is 75507-26-5, and its molecular formula is C9H18O5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Hydroxymethyl-12-crown-4 with a purity of ≥95.0% (GC) and a grade of 'purum'. We do not represent this product as USP, BP, or EP grade.
What are the primary safety concerns when handling 2-Hydroxymethyl-12-crown-4?
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This compound is classified with a Warning signal word and carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection (e.g., ABEK type respirator filter), should be used.
Is 2-Hydroxymethyl-12-crown-4 regulated as a controlled substance?
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The provided data does not indicate that 2-Hydroxymethyl-12-crown-4 is a controlled substance.
How is 2-Hydroxymethyl-12-crown-4 packed and shipped?
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Tech Serve Solutions handles the packing, shipping, and exporting of chemicals with adherence to all relevant regulations, ensuring safe and compliant transit.
How can I request a sample or quote for 2-Hydroxymethyl-12-crown-4?
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You can request a sample or a quote for 2-Hydroxymethyl-12-crown-4 by contacting our sales team through the website or by calling our customer service department.
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