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Molecule
Phenylacetylene
CAS: 536-74-3 · C8H6
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 536-74-3
- Molecular Formula
- C8H6
- Molecular Mass
- 102.14 g/mol
Identifiers
CAS Registry Number
536-74-3
SMILES
C#Cc1ccccc1
InChI Key
UEXCJVNBTNXOEH-UHFFFAOYSA-N
InChI
InChI=1S/C8H6/c1-2-8-6-4-3-5-7-8/h1,3-7H
Names and Synonyms
- Phenylacetylene Synonym
- Benzene, ethynyl- Synonym
- Ethynylbenzene Synonym
- Phenylacetylene Synonym
- Phenylethyne Synonym
- Ethyne, phenyl- Synonym
- 1-Phenylethyne Synonym
- NSC 4957 Synonym
- 1-Ethynylbenzene Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 102.14 g/mol | CAS Common Chemistry |
| 102.13599999999998 g/mol | RDKit | |
| 102.136 g/mol | RDKit | |
| Density | 0.93 g/cm³ | CAS Common Chemistry |
| 0.9303 g/cm3 @ 20 °C | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Phenylacetylene | CAS Common Chemistry |
| Boiling Point | 143 °C | CAS Common Chemistry |
| Canonical SMILES | C#CC=1C=CC=CC1 | CAS Common Chemistry |
| InChI | InChI=1S/C8H6/c1-2-8-6-4-3-5-7-8/h1,3-7H | CAS Common Chemistry |
| InChI Key | InChIKey=UEXCJVNBTNXOEH-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | -44.8 °C | CAS Common Chemistry |
| Name | Phenylacetylene | CAS Common Chemistry |
| Heavy Atom Count | 8 | RDKit |
| Hydrogen Bond Acceptors | 0 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 1 | RDKit |
| Topological Polar Surface Area | 0.0 Ų | RDKit |
| LogP | 1.6679000000000002 | RDKit |
| 1.6679 | RDKit | |
| Molar Refractivity | 34.377 cm³/mol | RDKit |
| Ring Count | 1 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 102.046950192 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
External Resources
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MW = 102.14 g/mol; density = 0.930 g/mL. Edit any field — others recompute live.