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Molecule
Sudan I
CAS: 842-07-9 · C16H12N2O
2D Structure
3D Structure
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Basic Information
- CAS Registry Number
- 842-07-9
- Molecular Formula
- C16H12N2O
- Molecular Mass
- 248.28 g/mol
Identifiers
CAS Registry Number
842-07-9
SMILES
Oc1ccc2ccccc2c1N=Nc1ccccc1
InChI Key
MRQIXHXHHPWVIL-UHFFFAOYSA-N
InChI
InChI=1S/C16H12N2O/c19-15-11-10-12-6-4-5-9-14(12)16(15)18-17-13-7-2-1-3-8-13/h1-11,19H
Names and Synonyms
- Sudan I Common Name
- 2-Hydroxynaphthyl-1-azobenzene Synonym
- 2-Naphthalenol, 1-(2-phenyldiazenyl)- Synonym
- C.I. Solvent Yellow 14 Synonym
- 2-Naphthalenol, 1-(phenylazo)- Synonym
- Sudan Yellow Synonym
- 2-Naphthol, 1-phenylazo- Synonym
- 1-(2-Phenyldiazenyl)-2-naphthalenol Synonym
- C.I. 12055 Synonym
- Brasilazina Oil Orange Synonym
- Calcogas Orange NC Synonym
- Ceres Orange R Synonym
- Dispersol Yellow PP Synonym
- Enial Orange I Synonym
- Fast Oil Orange I Synonym
- Fast Orange Synonym
- Fat Orange G Synonym
- Fat Orange I Synonym
- Fat Orange R Synonym
- Fat Orange 4A Synonym
- Fat Orange RS Synonym
- Grasal Orange Synonym
- Grasan Orange R Synonym
- Hidaco Oil Orange Synonym
- Lacquer Orange VG Synonym
- Oil Orange Synonym
- Oil Orange E Synonym
- Oil Orange R Synonym
- Oil Orange Z-7078 Synonym
- Oil Orange 2B Synonym
- Oil Orange 31 Synonym
- Oil Orange 2311 Synonym
- Oil Orange 7078-V Synonym
- Oil Orange PEL Synonym
- Oleal Orange R Synonym
- Orange R Fat Soluble Synonym
- Orange 3RA Soluble in Grease Synonym
- Organol Orange Synonym
- Orient Oil Orange PS Synonym
- Petrol Orange Y Synonym
- Plastoresin Orange F 4A Synonym
- Resinol Orange R Synonym
- Silotras Orange TR Synonym
- Solvent Yellow 14 Synonym
- Somalia Orange I Synonym
- Stearix Orange Synonym
- Sudan 1 Synonym
- Sudan Orange R Synonym
- Sudan Orange RA New Synonym
- Tertrogras Orange SV Synonym
- Toyo Oil Orange Synonym
- Waxoline Yellow I Synonym
- Waxoline Yellow IM Synonym
- Waxoline Yellow IP Synonym
- Waxoline Yellow IS Synonym
- Sudan I Synonym
- 1-(Phenylazo)-2-naphthol Synonym
- Orange Pel Synonym
- 1-Benzeneazo-2-naphthol Synonym
- Benzeneazo-β-naphthol Synonym
- 1-Phenylazo-β-naphthol Synonym
- Sudan Orange RA Synonym
- Fat Soluble Orange Synonym
- Oil Soluble Orange Synonym
- 2-Hydroxy-1-(phenylazo)naphthalene Synonym
- α-Phenylazo-β-naphthol Synonym
- Morton Orange Y Synonym
- 1-(Phenylazo)-2-hydroxynaphthalene Synonym
- 1-(2-Hydroxynaphthyl)azobenzene Synonym
- Oil orange PS Synonym
- 1-Phenylazo-2-naphthalenol Synonym
- Waxoline Orange EP-FW Synonym
- Sudan Orange 220 Synonym
- C.I. Disperse Yellow 97 Synonym
- Disperse Yellow 97 Synonym
- Orange JLS-PS Synonym
- NSC 11227 Synonym
- NSC 51524 Synonym
- Fat Orange R 01 Synonym
- Oil Orange 5101 Synonym
- Sudan Red I Synonym
- Dispersol Fast Orange B Synonym
- Oil Soluble Yellow R Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 248.28 g/mol | CAS Common Chemistry |
| 248.285 g/mol | RDKit | |
| Density | 1.11 g/cm³ | CAS Common Chemistry |
| 1.1055 g/cm3 @ 17.2 °C | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Sudan_I | CAS Common Chemistry |
| Canonical SMILES | OC=1C=CC=2C=CC=CC2C1N=NC=3C=CC=CC3 | CAS Common Chemistry |
| InChI | InChI=1S/C16H12N2O/c19-15-11-10-12-6-4-5-9-14(12)16(15)18-17-13-7-2-1-3-8-13/h1-11,19H | CAS Common Chemistry |
| InChI Key | InChIKey=MRQIXHXHHPWVIL-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 134 °C | CAS Common Chemistry |
| Name | 1-(Phenylazo)-2-naphthol | CAS Common Chemistry |
| Sudan I | CAS Common Chemistry | |
| Heavy Atom Count | 19 | RDKit |
| Hydrogen Bond Acceptors | 3 | RDKit |
| Hydrogen Bond Donors | 1 | RDKit |
| Rotatable Bonds | 2 | RDKit |
| Aromatic Ring Count | 3 | RDKit |
| Topological Polar Surface Area | 44.95 Ų | RDKit |
| LogP | 4.9608000000000025 | RDKit |
| 4.9608 | RDKit | |
| Molar Refractivity | 76.23080000000003 cm³/mol | RDKit |
| Ring Count | 3 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 248.094963004 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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1
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| Shift (ppm) | Multiplicity | Integration | Assignment |
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200 ppm
180
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| 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.
External Resources
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MW = 248.28 g/mol; density = 1.110 g/mL. Edit any field — others recompute live.
