Diacetone Alcohol CAS 123-42-2
Introduction
| Products name ： | Diacetone Alcohol |
| CAS NO. ： | 123-42-2 |
| Molecular Formula： | C6H12O2 |
| Structural formula： | |
| Use： | Pharmaceutical intermediates, paint solvents |
| Rules： | ≥99% |
123-42-2 – Names and Identifiers
| Name | 4-Hydroxy-4-methyl-2-pentanone |
| Synonyms | Tyranton Diacetone Diketone Alcohol Diacetone alcohol Diaectone alcohol TIMTEC-BB SBB009084 (CH3)2C(OH)CH2C(O)CH3 Acetonyldimethylcarbinol 2-methyl-2-pentanol-4-one 2-Methylpentan-2-ol-4-one 2-Methyl-3-pentanol-4-one 4-hydroxy-4-methylpentan-2-one 4-Hydroxy-4-methyl-2-pentanone 4-Methyl-4-Hydroxy-2-pentanone 2-Hydroxy-2-methyl-4-pentanone 2-Pentanone, 4-hydroxy-4-methyl- 4-Hydroxy-2-keto-4-methylpentane Diacetone Alcohol 〔4-Hydroxy-4-methyl-2-pentanone〕 |
| CAS | 123-42-2 |
| EINECS | 204-626-7 |
| InChI | InChI:1S/C6H12O2/c,3)8/h8H,4H2,1-3H3 |
123-42-2 – Physico-chemical Properties
| Molecular Formula | C6H12O2 |
| Molar Mass | 116.16 |
| Density | 0.938 g/mL at 20 °C |
| Melting Point | -42.8 °C |
| Boling Point | 166°C(lit.) |
| Flash Point | 132°F |
| Water Solubility | MISCIBLE |
| Solubility | Soluble in alcohol, ether (Weast, 1986), and many other solvents, particular ketones such asacetone and 2-butanone. |
| Vapor Presure | <1 mm Hg ( 20 °C) |
| Vapor Density | 4 (vs air) |
| Appearance | Liquid |
| Color | Clear colorless |
| Odor | Mild, pleasant. |
| Exposure Limit | TLV-TWA 240 mg/m3 (50 ppm) (ACGIH);IDLH 2100 ppm (NIOSH). |
| Maximum wavelength(λmax) | [‘249nm(lit.)’] |
| Merck | 14,2964 |
| BRN | 1740440 |
| pKa | 14.57±0.29(Predicted) |
| Storage Condition | Store below +30°C. |
| Stability | Stable. Flammable. Incompatible with strong oxidizing agents, amines, ammonia, strong acids, strong bases, alkalies, aluminium. |
| Explosive Limit | 1.8-6.9%(V) |
| Refractive Index | n20/D 1.423(lit.) |
| Physical and Chemical Properties | Colorless flammable liquid with pleasant odor. melting point -44 ℃ boiling point 164 ℃ relative density 0.9387 refractive index 1.4213 flash point 12.7 ℃ , halogenated hydrocarbons, ethers and water miscible. |
| Use | Used as high boiling point solvent, paint thinner, Wood colorant, rust remover and dye raw materials |
123-42-2 – Risk and Safety
| Hazard Symbols | Xi – Irritant |
| Risk Codes | R36 – Irritating to the eyes |
| Safety Description | S24/25 – Avoid contact with skin and eyes. |
| UN IDs | UN 1148 3/PG 3 |
| WGK Germany | 1 |
| RTECS | SA9100000 |
| FLUKA BRAND F CODES | 9 |
| TSCA | Yes |
| HS Code | 2914 40 10 |
| Hazard Class | 3 |
| Packing Group | III |
| Toxicity | LD50 orally in rats: 4.0 g/kg (Smyth) |
123-42-2 – Upstream Downstream Industry
| Raw Materials | Phthalic anhydride Acetone |
| Downstream Products | Mesityl oxide, mixture of alpha- and beta-isomers |
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