(S)-(+)-2-Butanol
(S)-(+)-2-Butanol
CAS: 4221-99-2
Molecular Formula: C4H10O
(S)-(+)-2-Butanol - Names and Identifiers
| Name | (S)-(+)-2-Butanol |
| Synonyms | (2S)-Butanol (S)-Butan-2-ol (2S)-butan-2-ol (S)-(+)-2-Butanol D-SEC-BUTYL ALCOHOL D-(+)-SEC-BUTYL ALCOHOL D-(+)-ETHYLMETHYLCARBINOL (S)-(+)-2-Butanol ChiPros(R), produced (S)-(+)-2-Butanol,(S)-(+)-sec-Butyl alcohol |
| CAS | 4221-99-2 |
| EINECS | 224-168-1 |
| InChI | InChI=1/C4H10O/c1-3-4(2)5/h4-5H,3H2,1-2H3/t4-/m0/s1 |
(S)-(+)-2-Butanol - Physico-chemical Properties
| Molecular Formula | C4H10O |
| Molar Mass | 74.12 |
| Density | 0.803 g/mL at 25 °C (lit.) |
| Melting Point | -114 °C |
| Boling Point | 99-100 °C (lit.) |
| Specific Rotation(α) | 13 º (neat) |
| Flash Point | 80°F |
| Water Solubility | 125 g/L (20 ºC) |
| Vapor Presure | 12.5 mm Hg ( 20 °C) |
| Vapor Density | 2.6 (vs air) |
| Appearance | Liquid |
| Color | Clear colorless |
| Merck | 14,1541 |
| BRN | 1718763 |
| pKa | 15.31±0.20(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Stability | Stable. Incompatible with acids, acid chlorides, acid anhydrides, oxidizing agents, halogens. |
| Explosive Limit | 9.8% |
| Refractive Index | n20/D 1.397(lit.) |
(S)-(+)-2-Butanol - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R10 - Flammable R36/37 - Irritating to eyes and respiratory system. R67 - Vapors may cause drowsiness and dizziness |
| Safety Description | S9 - Keep container in a well-ventilated place. S13 - Keep away from food, drink and animal foodstuffs. S24 - Avoid contact with skin. S25 - Avoid contact with eyes. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S46 - If swallowed, seek medical advice immediately and show this container or label. S7/9 - S24/25 - Avoid contact with skin and eyes. |
| UN IDs | UN 1120 3/PG 3 |
| WGK Germany | 1 |
| RTECS | EO1750000 |
| HS Code | 29051490 |
| Hazard Note | Irritant |
| Hazard Class | 3 |
| Packing Group | III |
(S)-(+)-2-Butanol - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| spontaneous combustion temperature | 761 °F |
Last Update：2024-04-09 21:01:54
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