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Molecule
Sudan Iv
CAS: 85-83-6 · C24H20N4O
2D Structure
3D Structure
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Basic Information
- CAS Registry Number
- 85-83-6
- Molecular Formula
- C24H20N4O
- Molecular Mass
- 380.45 g/mol
Identifiers
CAS Registry Number
85-83-6
SMILES
Cc1ccccc1N=Nc1ccc(N=Nc2c(O)ccc3ccccc23)c(C)c1
InChI Key
RCTGMCJBQGBLKT-UHFFFAOYSA-N
InChI
InChI=1S/C24H20N4O/c1-16-7-3-6-10-21(16)26-25-19-12-13-22(17(2)15-19)27-28-24-20-9-5-4-8-18(20)11-14-23(24)29/h3-15,29H,1-2H3
Names and Synonyms
- Sudan Iv Common Name
- Oil Scarlet 48 Synonym
- 2-Naphthalenol, 1-[2-[2-methyl-4-[2-(2-methylphenyl)diazenyl]phenyl]diazenyl]- Synonym
- C.I. Solvent Red 24 Synonym
- 2-Naphthalenol, 1-[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]- Synonym
- 2-Naphthol, 1-(4-o-tolylazo-o-tolylazo)- Synonym
- 1-[2-[2-Methyl-4-[2-(2-methylphenyl)diazenyl]phenyl]diazenyl]-2-naphthalenol Synonym
- C.I. 26105 Synonym
- Biebrich Scarlet BPC Synonym
- Biebrich Scarlet Red Synonym
- Brasilazina Oil Red B Synonym
- Candle Scarlet B Synonym
- Candle Scarlet G Synonym
- Candle Scarlet 2B Synonym
- Ceres Red BB Synonym
- Dispersol Red PP Synonym
- Enial Red IV Synonym
- Fast Oil Red B Synonym
- Fast Red BB Synonym
- Fat Ponceau R Synonym
- Fat Red B Synonym
- Fat Red 2B Synonym
- Fat Red BB Synonym
- Fat Red BS Synonym
- Fat Red TS Synonym
- Grasal Brilliant Red B Synonym
- Grasan Brilliant Red B Synonym
- Hidaco Oil Red Synonym
- Lacquer Red V Synonym
- Lacquer Red VS Synonym
- Oil Red A Synonym
- Oil Red D Synonym
- Oil Red F Synonym
- Oil Red S Synonym
- Oil Red 2B Synonym
- Oil Red 3 Synonym
- Oil Red 3B Synonym
- Oil Red 7 Synonym
- Oil Red 47 Synonym
- Oil Red 282 Synonym
- Oil Red APT Synonym
- Oil Red BB Synonym
- Oil Red BS Synonym
- Oil Red ED Synonym
- Oil Red GO Synonym
- Orient Oil Red RR Synonym
- Oil Red TAX Synonym
- Oil Red ZD Synonym
- Oil Scarlet Synonym
- Oleal Red BB Synonym
- Organol Red B Synonym
- Oil Red RR Synonym
- Plastoresin Red F Synonym
- Red 3R Soluble in Grease Synonym
- Resinol Red 2B Synonym
- Silotras Red T 3B Synonym
- Somalia Red IV Synonym
- Stearix Red 4B Synonym
- Stearix Red 4S Synonym
- Sudan P Synonym
- Sudan IV Synonym
- Sudan Red BB Synonym
- Sudan Red BBA Synonym
- Sudan Red IV Synonym
- Tertrogras Red N Synonym
- o-Tolylazo-o-tolylazo-2-naphthol Synonym
- o-Tolylazo-o-tolylazo-β-naphthol Synonym
- Toyo Oil Red BB Synonym
- Waxoline Red O Synonym
- Waxoline Red OM Synonym
- Waxoline Red OS Synonym
- Oil Red RC Synonym
- o-Tolueneazo-o-toluene-β-naphthol Synonym
- 1-[4-(o-Tolylazo)-o-tolylazo]-2-naphthol Synonym
- 2′,3-Dimethyl-4-(2-hydroxynaphthylazo)azobenzene Synonym
- Scarlet red Synonym
- Fat Soluble Dark Red Synonym
- Scarlet oil Synonym
- Sudan Red 4BA Synonym
- Oil Red Synonym
- 1-(2′-Methyl-4′-(2′′-methylphenylazo)phenylazo)-2-naphthol Synonym
- Japan Red 501 Synonym
- Solvent Red 24 Synonym
- Atlasol Red 4B Synonym
- SOT Red 1 Synonym
- Aizen SOT Red 1 Synonym
- Sudan (IV) dye Synonym
- Scarlet R (solvent dye) Synonym
- Scarlet R Synonym
- Oleosol Red BB Synonym
- Sudan Red 380 Synonym
- Oil Red B Synonym
- Oil Red SST Extra Synonym
- NSC 10472 Synonym
- TU 6-14-8780 Synonym
- Sudan 4 Synonym
- Orcosolve Red 4B Synonym
- Permalex Red 2B Synonym
- Medical Scarlet Synonym
- Red No. 501 Synonym
- 1-(2-Methyl-4-o-tolylazo-phenylazo)-naphthalen-2-ol Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 380.45 g/mol | CAS Common Chemistry |
| 380.45100000000014 g/mol | RDKit | |
| 380.451 g/mol | RDKit | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Sudan_IV | CAS Common Chemistry |
| Canonical SMILES | OC=1C=CC=2C=CC=CC2C1N=NC3=CC=C(N=NC=4C=CC=CC4C)C=C3C | CAS Common Chemistry |
| InChI | InChI=1S/C24H20N4O/c1-16-7-3-6-10-21(16)26-25-19-12-13-22(17(2)15-19)27-28-24-20-9-5-4-8-18(20)11-14-23(24)29/h3-15,29H,1-2H3 | CAS Common Chemistry |
| InChI Key | InChIKey=RCTGMCJBQGBLKT-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 186 °C (decomp) | CAS Common Chemistry |
| Name | Solvent Red 24 | CAS Common Chemistry |
| Sudan IV | CAS Common Chemistry | |
| Heavy Atom Count | 29 | RDKit |
| Hydrogen Bond Acceptors | 5 | RDKit |
| Hydrogen Bond Donors | 1 | RDKit |
| Rotatable Bonds | 4 | RDKit |
| Aromatic Ring Count | 4 | RDKit |
| Topological Polar Surface Area | 69.67 Ų | RDKit |
| LogP | 7.993040000000006 | RDKit |
| 7.993 | RDKit | |
| Molar Refractivity | 116.32280000000002 cm³/mol | RDKit |
| Ring Count | 4 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0833 | RDKit |
| 0.08 | chempirical lib | |
| Exact Mass | 380.16371126 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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| Shift (ppm) | Multiplicity | Integration | Assignment |
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200 ppm
180
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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 = 380.45 g/mol. Edit any field — others recompute live.
