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2-Aminopyrimidine
CAS: 109-12-6 | C4H5N3
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
109-12-6
Molecular Formula:
C4H5N3
Molecular Mass:
95.11 g/mol
Names and Synonyms:
2-Aminopyrimidine
2-Pyrimidinamine
Pyrimidine, 2-amino-
Pyrimidine, 1,2-dihydro-2-imino-
2-Aminopyrimidine
1,2-Dihydro-2-iminopyrimidine
2-Pyrimidylamine
Pyrimidin-2-ylamine
NSC 1912
Identifiers:
SMILES:
N=c1nccc[nH]1
InChI:
InChI=1S/C4H5N3/c5-4-6-2-1-3-7-4/h1-3H,(H2,5,6,7)
Key Properties
Boiling Point
157 °C @ Press: 135 Torr
CAS Common Chemistry
Melting Point
127.5 °C
CAS Common Chemistry
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
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.
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 95.11 g/mol | CAS Common Chemistry |
| 95.10499999999999 g/mol | RDKit | |
| 95.04834715999999 g/mol | RDKit | |
| Boiling Point | 157 °C @ Press: 135 Torr | CAS Common Chemistry |
| Canonical SMILES | N=1C=CC=NC1N | CAS Common Chemistry |
| InChI | InChI=1S/C4H5N3/c5-4-6-2-1-3-7-4/h1-3H,(H2,5,6,7) | CAS Common Chemistry |
| InChI Key | InChIKey=LJXQPZWIHJMPQQ-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 127.5 °C | CAS Common Chemistry |
| Name | 2-Aminopyrimidine | CAS Common Chemistry |
| Heavy Atom Count | 7 | RDKit |
| Hydrogen Bond Acceptors | 2 | RDKit |
| Hydrogen Bond Donors | 2 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 1 | RDKit |
| Topological Polar Surface Area | 52.53 Ų | RDKit |
| LogP | -0.11082999999999993 | RDKit |
| Molar Refractivity | 24.442399999999996 | RDKit |
