1,4-二乙炔基苯
1,4-Diethynylbenzene
CAS: 935-14-8
Molecular Formula: HC≡CC6H4C≡CH
1,4-二乙炔基苯 - Names and Identifiers
| Name | 1,4-Diethynylbenzene |
| Synonyms | P-DIETHYNYLBENZENE p-diethynyl-benzen 1,4-diethynyl-benzen 1,4-Diethynylbenzene Benzene,1,4-diethynyl- 1,4-Bis(ethynyl)benzene Benzene, 1,4-diethynyl- (9CI) p-DIETHYNYLBENZENEp-DIETHYNYLBENZENEp-DIETHYNYLBENZENEp-DIETHYNYLBENZENE |
| CAS | 935-14-8 |
| InChI | InChI=1/C10H6/c1-3-9-5-7-10(4-2)8-6-9/h1-2,5-8H |
1,4-二乙炔基苯 - Physico-chemical Properties
| Molecular Formula | HC≡CC6H4C≡CH |
| Molar Mass | 126.15 |
| Density | 1g/cm3 |
| Melting Point | 94-98℃ |
| Boling Point | 182.8°C at 760 mmHg |
| Flash Point | 51.9°C |
| Vapor Presure | 1.08mmHg at 25°C |
| Storage Condition | 2-8℃ |
| Sensitive | Sensitive to light |
| Refractive Index | 1.567 |
| MDL | MFCD00078375 |
| Use | 1, 4-diethynylbenzene as benzene derivatives, can be used as synthetic intermediates. |
1,4-二乙炔基苯 - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R43 - May cause sensitization by skin contact R52/53 - Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | S37/39 - Wear suitable gloves and eye/face protection |
1,4-二乙炔基苯 - Nature
| storage conditions | 2-8°C |
| morphology | Crystalline Powder |
| color | White or orange-brown |
| NIST chemical information | 1,4-Diethynylbenzene(935-14-8) |
Last Update：2024-04-10 22:29:15
1,4-二乙炔基苯 - Security information
| WGK Germany | 3 |
| RTECS number | CZ5643000 |
| Hazard Note | Irritant/Highly Flammable |
| HazardClass | 4.1 |
| customs code | 29029090 |
Last Update：2024-04-10 22:29:15
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