821-10-3
1,4-Dichloro-2-butyne
CAS: 821-10-3
Molecular Formula: C4H4Cl2
821-10-3 - Names and Identifiers
| Name | 1,4-Dichloro-2-butyne |
| Synonyms | Dichlorobutyne 1,4-Dichlorobutyne 1,4-dichloro-2-butyn 1,4-dichlorobut-1-yne 1,4-Dichloro-2-butyne 1,4-DICHLORO-2-BUTYNE 1,4-dichlorobut-2-yne 1,4-dichloro-but-2-yne 2-Butyne, 1,4-dichloro- bis(chloromethyl)acetylene |
| CAS | 821-10-3 |
| EINECS | 212-474-8 |
| InChI | InChI=1/C4H4Cl2/c5-3-1-2-4-6/h1,3H2 |
| InChIKey | RCHDLEVSZBOHOS-UHFFFAOYSA-N |
821-10-3 - Physico-chemical Properties
| Molecular Formula | C4H4Cl2 |
| Molar Mass | 122.98 |
| Density | 1.258 g/mL at 25 °C (lit.) |
| Melting Point | 162-165 °C |
| Boling Point | 165-168 °C (lit.) |
| Flash Point | 320°F |
| Solubility | Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly) |
| Vapor Presure | 9.56mmHg at 25°C |
| Appearance | Oil |
| Color | Clear Colourless |
| BRN | 635740 |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Sensitive | Light Sensitive |
| Refractive Index | n20/D 1.505(lit.) |
821-10-3 - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R40 - Limited evidence of a carcinogenic effect R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S38 - In case of insufficient ventilation, wear suitable respiratory equipment. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S28A - |
| UN IDs | UN 2810 |
| WGK Germany | 3 |
| RTECS | ER9600000 |
| FLUKA BRAND F CODES | 8-10 |
| HS Code | 29032900 |
| Hazard Class | 6.1 |
| Packing Group | II |
821-10-3 - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information is provided by: ofmpeb.epa.gov (external link) |
Last Update：2024-04-10 22:29:15
