Back to Search
Molecule
Tetrahydroisoquinoline
CAS: 91-21-4 · C9H11N
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 91-21-4
- Molecular Formula
- C9H11N
- Molecular Mass
- 133.19 g/mol
Identifiers
CAS Registry Number
91-21-4
SMILES
c1ccc2c(c1)CCNC2
InChI Key
UWYZHKAOTLEWKK-UHFFFAOYSA-N
InChI
InChI=1S/C9H11N/c1-2-4-9-7-10-6-5-8(9)3-1/h1-4,10H,5-7H2
Names and Synonyms
- Tetrahydroisoquinoline Synonym
- Isoquinoline, 1,2,3,4-tetrahydro- Synonym
- 1,2,3,4-Tetrahydroisoquinoline Synonym
- Tetrahydroisoquinoline Synonym
- 1,2,3,4-Tetrahydro-2-isoquinoline Synonym
- 1,2,3,4-Tetrahydro-2-azanaphthalene Synonym
- 3,4-Dihydro-1H-isoquinoline Synonym
- NSC 15312 Synonym
- 1,2,3,4-Tetrahydroisoquinline Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 133.19 g/mol | CAS Common Chemistry |
| 133.194 g/mol | RDKit | |
| Density | 1.06 g/cm³ | CAS Common Chemistry |
| 1.064 g/cm3 | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Tetrahydroisoquinoline | CAS Common Chemistry |
| Boiling Point | 232.5 °C | CAS Common Chemistry |
| Canonical SMILES | C=1C=CC2=C(C1)CNCC2 | CAS Common Chemistry |
| InChI | InChI=1S/C9H11N/c1-2-4-9-7-10-6-5-8(9)3-1/h1-4,10H,5-7H2 | CAS Common Chemistry |
| InChI Key | InChIKey=UWYZHKAOTLEWKK-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | <-15 °C | CAS Common Chemistry |
| Name | 1,2,3,4-Tetrahydroisoquinoline | CAS Common Chemistry |
| Heavy Atom Count | 10 | RDKit |
| Hydrogen Bond Acceptors | 1 | RDKit |
| Hydrogen Bond Donors | 1 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 1 | RDKit |
| Topological Polar Surface Area | 12.03 Ų | RDKit |
| LogP | 1.3323 | RDKit |
| Molar Refractivity | 41.85270000000001 cm³/mol | RDKit |
| Ring Count | 2 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.3333 | RDKit |
| 0.33 | chempirical lib | |
| Exact Mass | 133.089149352 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
Convert
Quick conversion
MW = 133.19 g/mol; density = 1.060 g/mL. Edit any field — others recompute live.
Related
Related molecules
Other compounds with formula C9H11N.
