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Molecule
Montelukast
CAS: 158966-92-8 · C35H36ClNO3S
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 158966-92-8
- Molecular Formula
- C35H36ClNO3S
- Molecular Mass
- 586.20 g/mol
Identifiers
CAS Registry Number
158966-92-8
SMILES
CC(C)(O)c1ccccc1CC[C@@H](SCC1(CC(=O)O)CC1)c1cccc(/C=C/c2ccc3ccc(Cl)cc3n2)c1
InChI Key
UCHDWCPVSPXUMX-TZIWLTJVSA-N
InChI
InChI=1S/C35H36ClNO3S/c1-34(2,40)30-9-4-3-7-25(30)13-17-32(41-23-35(18-19-35)22-33(38)39)27-8-5-6-24(20-27)10-15-29-16-12-26-11-14-28(36)21-31(26)37-29/h3-12,14-16,20-21,32,40H,13,17-19,22-23H2,1-2H3,(H,38,39)/b15-10+/t32-/m1/s1
Names and Synonyms
- Montelukast Synonym
- Cyclopropaneacetic acid, 1-[[[(1R)-1-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]- Synonym
- Cyclopropaneacetic acid, 1-[[[1-[3-[2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]-, [R-(E)]- Synonym
- 1-[[[(1R)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid Synonym
- Montelukast Synonym
- 2-[1-[[[(1R)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropyl]acetic acid Synonym
- 1-[[[(R)-1-[3-[(E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid Synonym
- [1-[[[(1R)-1-[3-[(E)-2-(7-Chloroquinolin-2-yl)vinyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]sulfanyl]methyl]cyclopropyl]acetic acid Synonym
- (R,E)-1-[[[1-[3-[2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid Synonym
- Velukast Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 586.20 g/mol | CAS Common Chemistry |
| 586.1970000000001 g/mol | RDKit | |
| 586.197 g/mol | RDKit | |
| 586.187 g/mol | chempirical lib | |
| Canonical SMILES | O=C(O)CC1(CSC(C=2C=CC=C(C=CC=3N=C4C=C(Cl)C=CC4=CC3)C2)CCC=5C=CC=CC5C(O)(C)C)CC1 | CAS Common Chemistry |
| InChI | InChI=1S/C35H36ClNO3S/c1-34(2,40)30-9-4-3-7-25(30)13-17-32(41-23-35(18-19-35)22-33(38)39)27-8-5-6-24(20-27)10-15-29-16-12-26-11-14-28(36)21-31(26)37-29/h3-12,14-16,20-21,32,40H,13,17-19,22-23H2,1-2H3,(H,38,39)/b15-10+/t32-/m1/s1 | CAS Common Chemistry |
| InChI Key | InChIKey=UCHDWCPVSPXUMX-TZIWLTJVSA-N | CAS Common Chemistry |
| Melting Point | 145-148 °C @ Solvent: Toluene, Methanol | CAS Common Chemistry |
| Name | Montelukast | CAS Common Chemistry |
| Heavy Atom Count | 41 | RDKit |
| Hydrogen Bond Acceptors | 4 | RDKit |
| Hydrogen Bond Donors | 2 | RDKit |
| Rotatable Bonds | 12 | RDKit |
| Aromatic Ring Count | 4 | RDKit |
| Topological Polar Surface Area | 70.42 Ų | RDKit |
| LogP | 8.948000000000002 | RDKit |
| 8.948 | RDKit | |
| 8.08 | chempirical lib | |
| Molar Refractivity | 171.2495999999996 cm³/mol | RDKit |
| Ring Count | 5 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.3143 | RDKit |
| 0.31 | chempirical lib | |
| Exact Mass | 585.2104426919999 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
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200 ppm
180
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40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
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Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
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MW = 586.20 g/mol. Edit any field — others recompute live.
