820664 Sigma-Aldrich3-Hydroxy-2-butanone (mixture of monomer + dimer)
3-Hydroxy-2-butanone for synthesis. CAS 51555-24-9, chemical formula (CH₃CH(OH)COCH₃)₂.
More>> 3-Hydroxy-2-butanone for synthesis. CAS 51555-24-9, chemical formula (CH₃CH(OH)COCH₃)₂. Less<<Synonyms: Acetyl methyl carbinol, Acetoin
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Overview
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Key Spec Table
| CAS # | Hill Formula | Chemical Formula | Molar Mass | 
|---|---|---|---|
| 51555-24-9 | C₈H₁₆O₄ | (CH₃CH(OH)COCH₃)₂ | 176.22 g/mol | 
Pricing & Availability
| Catalogue Number | Availability | Packaging | Qty/Pack | Price | Quantity | |
|---|---|---|---|---|---|---|
| 8206640100 | 
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Plastic bottle | 100 g | 
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| 8206640250 | 
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Plastic bottle | 250 g | 
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| Description | |
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| Catalogue Number | 820664 | 
| Synonyms | Acetyl methyl carbinol, Acetoin | 
| References | 
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| Product Information | |
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| CAS number | 51555-24-9 | 
| Hill Formula | C₈H₁₆O₄ | 
| Chemical formula | (CH₃CH(OH)COCH₃)₂ | 
| Molar Mass | 176.22 g/mol | 
| HS Code | 2914 40 99 | 
| Structure formula Image | |
| Quality Level | MQ200 | 
| Applications | |
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| Application | 3-Hydroxy-2-butanone for synthesis. CAS 51555-24-9, chemical formula (CH₃CH(OH)COCH₃)₂. | 
| Biological Information | 
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| Physicochemical Information | |
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| Boiling point | 147 - 148 °C | 
| Density | 1.012 g/cm3 (20 °C) | 
| Flash point | 45 °C | 
| Melting Point | 20 °C Above 20°C conversion of dimer to monomer (15°C) | 
| Dimensions | 
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| Materials Information | 
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| Toxicological Information | |
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| LD 50 oral | LD50 Rat > 5000 mg/kg | 
| LD 50 dermal | LD50 Rabbit > 5000 mg/kg | 
| Safety Information | |
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| Categories of danger | highly flammable | 
| Product Usage Statements | 
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| Storage and Shipping Information | |
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| Storage | Store at <= 20°C. | 
| Packaging Information | 
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| Transport Information | |
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| Declaration (railroad and road) ADR, RID | UN 2621 , 3, III | 
| Declaration (transport by air) IATA-DGR | UN 2621 , 3, III | 
| Declaration (transport by sea) IMDG-Code | UN 2621 , 3, III | 
| Supplemental Information | 
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| Specifications | |
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| Assay (GC, area%) | ≥ 97.0 % (a/a) | 
| Identity (IR) | passes test | 
| Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt. | |
| Global Trade Item Number | |
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| Catalogue Number | GTIN | 
| 8206640100 | 04022536463919 | 
| 8206640250 | 04022536463926 | 



  

