1-Hexyne
hex-1-yne
CAS: 693-02-7
Molecular Formula: C6H10
1-Hexyne - Names and Identifiers
| Name | hex-1-yne |
| Synonyms | Hexyne 1-HEXYNE hex-1-yne Hex-1-yne HEXYNE(1-) C4H9CequivCH Butyl acetyne Butylacetylene N-BUTYLACETYLENE |
| CAS | 693-02-7 |
| EINECS | 211-736-9 |
| InChI | InChI=1/C6H10/c1-3-5-6-4-2/h1H,4-6H2,2H3 |
1-Hexyne - Physico-chemical Properties
| Molecular Formula | C6H10 |
| Molar Mass | 82.1436 |
| Density | 0.737g/cm3 |
| Melting Point | -132℃ |
| Boling Point | 71.4°C at 760 mmHg |
| Flash Point | −6 °F |
| Water Solubility | Miscible with organic solvents. Immiscible with water. |
| Vapor Presure | 135mmHg at 25°C |
| Refractive Index | 1.411 |
1-Hexyne - Risk and Safety
| Hazard Symbols | F - Flammable Xn - Harmful  |
| Risk Codes | R11 - Highly Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. R65 - Harmful: May cause lung damage if swallowed |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S33 - Take precautionary measures against static discharges. S36 - Wear suitable protective clothing. S62 - If swallowed, do not induce vomitting; seek medical advice immediately and show this container or label. S9 - Keep container in a well-ventilated place. |
| UN IDs | UN 3295 |
1-Hexyne - Upstream Downstream Industry
1-Hexyne - Uses and synthesis methods
| category | flammable liquid |
| toxicity classification | highly toxic |
| acute toxicity | abdominal cavity-mouse LD50: 100 mg/kg; Subcutaneous-mouse LD50: 400 mg/kg |
| flammability hazard characteristics | it is flammable in case of open flame, high temperature and oxidant; combustion produces stimulating smoke |
| storage and transportation characteristics | The warehouse is ventilated and dry at low temperature; it is stored separately from oxidants and acids |
| fire extinguishing agent | dry powder, dry sand, carbon dioxide, foam |
Last Update：2024-04-10 22:29:15
1-Hexyne - Nature
| Vapor pressure | 253mm Hg ( 37.7 °C) |
| refractive index | n20/D 1.399(lit.) |
| flash point | −6 °F |
| storage conditions | Store at 2°C to 8°C. |
| solubility | 0.36g/l (experimental) |
| morphology | Liquid |
| color | Clear colorless |
| Specific gravity | 0.715 |
| water solubility | Miscible with organic solvents. Immiscible with water. |
| BRN | 635687 |
| stability | Stable. Incompatible with strong oxidizing agents. Highly flammable - readily forms explosive mixtures with air. |
| NIST chemical information | 1-Hexyne(693-02-7) |
| EPA chemical information | 1-Hexyne (693-02-7) |
Last Update：2024-04-10 22:29:15
1-Hexyne - Security information
| WGK Germany | 3 |
| RTECS number | MQ9691000 |
| F | 10-23 |
| auto-ignition temperature | 263 °C |
| Hazard Note | Irritant |
| TSCA | Yes |
| HazardClass | 3 |
| PackingGroup | II |
| customs code | 29012980 |
Last Update：2024-04-10 22:29:15
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Product Name: hex-1-yne Request for quotation
CAS: 693-02-7
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CAS: 693-02-7
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View History
Downstream Products for 1-Hexyne
4-Hex-1-ynylbenzaldehyde
(Z)-2-Hepten-1-ol
5-Decanone, 6-methyl-
7,9-Hexadecadiyne
2-METHYL-2-HEPTANOL
CIS-2-HEXENE
CIS-11-HEXADECENAL
11-HEXADECYN-1-OL
2,7-DIMETHYL-3,5-OCTADIYN-2,7-DIOL
(Z)-2-Hepten-1-ol
5-Decanone, 6-methyl-
7,9-Hexadecadiyne
2-METHYL-2-HEPTANOL
CIS-2-HEXENE
CIS-11-HEXADECENAL
11-HEXADECYN-1-OL
2,7-DIMETHYL-3,5-OCTADIYN-2,7-DIOL