2-Chlorobutane
2-Chlorobutane
CAS: 78-86-4
Molecular Formula: C4H9Cl
2-Chlorobutane - Names and Identifiers
| Name | 2-Chlorobutane |
| Synonyms | sec-C4H9Cl 2-Chlorbutan 2-chloro-butan 2-Chlorobutane 2-CHLOROBUTANE 2-Butylchloride Butane,2-chloro- (2RS)-chlorobutane SEC-BUTYL CHLORIDE Butane,2-chloro-,(±)- sec-Butylchloride(DL) 1-methylpropylchloride 1-Methylpropyl chloride 2-Chloro-3-methylpropane Chlorobutane, 2- Sec-butyl chloride |
| CAS | 78-86-4 |
| EINECS | 201-151-7 |
| InChI | InChI=1/C4H9Cl/c1-3-4(2)5/h4H,3H2,1-2H3 |
2-Chlorobutane - Physico-chemical Properties
| Molecular Formula | C4H9Cl |
| Molar Mass | 92.57 |
| Density | 0.873 g/mL at 25 °C (lit.) |
| Melting Point | -140 °C (lit.) |
| Boling Point | 68-70 °C (lit.) |
| Flash Point | 5°F |
| Water Solubility | immiscible |
| Solubility | 1.0g/l |
| Vapor Presure | 160 hPa (20 °C) |
| Appearance | Liquid |
| Color | Clear colorless to slightly yellow |
| Merck | 14,1561 |
| BRN | 1718770 |
| PH | 7 (H2O, 20℃)Aqueous solution |
| Storage Condition | Store below +30°C. |
| Stability | Stable. Flammable - note low flash point. May form explosive mixtures with air. Incompatible with strong oxidizing agents. |
| Explosive Limit | 2.0-8.8%(V) |
| Refractive Index | n20/D 1.396(lit.) |
| Physical and Chemical Properties | Melting Point:-140 Boiling Point: 68 density: 0.873 refractive index: 1.3971 flash point:-15 |
2-Chlorobutane - Risk and Safety
| Hazard Symbols | F - Flammable |
| Risk Codes | 11 - Highly Flammable |
| Safety Description | S16 - Keep away from sources of ignition. S29 - Do not empty into drains. S7/9 - S9 - Keep container in a well-ventilated place. |
| UN IDs | UN 1127 3/PG 2 |
| WGK Germany | 2 |
| RTECS | EJ6475000 |
| TSCA | Yes |
| HS Code | 29031980 |
| Hazard Class | 3 |
| Packing Group | II |
| Toxicity | LD50 orally in Rabbit: 17400 mg/kg LD50 dermal Rabbit 17400 mg/kg |
2-Chlorobutane - Reference Information
| LogP | 2.72 at 25℃ |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Uses | Used in organic synthesis Organic synthesis intermediates, solvents. Used in drugs, plasticizers, pesticides, rubber, resins, surfactants, etc. |
| Production method | It is obtained by the reaction of 2-butanol and hydrochloric acid in the presence of zinc chloride. |
| category | flammable liquid |
| toxicity classification | low toxicity |
| acute toxicity | oral administration-rat LD50: 17460 mg/kg; Inhalation-rat LCL0: 8000 PPM/4 hours |
| flammability hazard characteristics | flammability in case of open flame, high temperature and oxidant; Combustion produces toxic chloride smoke; High heat decomposes toxic phosgene |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; prevent open flames and high temperature; store separately from oxidant |
| fire extinguishing agent | water mist, dry powder, carbon dioxide, foam |
| spontaneous combustion temperature | 460°C |
Last Update：2024-04-09 20:52:54
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