Sudan Orange G

Base Information

• Chemical Name: Sudan Orange G
• CAS No.: 2051-85-6
• Molecular Formula: C12H10 N2 O2
• Molecular Weight: 214.224
• Hs Code.: 32041200
• European Community (EC) Number: 218-131-9
• NSC Number: 7949
• UNII: JR7B69ZW9B
• DSSTox Substance ID: DTXSID9062146
• Nikkaji Number: J33.577K
• Wikidata: Q27281644
• Mol file: 2051-85-6.mol

Synonyms:Sudan Orange G;2051-85-6;Solvent orange 1;2,4-Dihydroxyazobenzene;Benzeneazoresorcinol;4-(PHENYLAZO)RESORCINOL;C.I. Solvent Orange 1;Ceres Orange G;Ceres Orange GN;Sudan Yellow AR;Resinol Orange G;Fat Orange A;Sudan G;Fat Orange GS;Fat Orange RG;Cerisol Yellow GR;Grasol Yellow RSF;Organol Orange 2J;Tertrogras Orange SG;Fat Victoria Yellow D;1504 Yellow;C.I. Food Orange 3;2,4-Dibenzeneazoresorcinol;Yellow M Soluble in Grease;Lacquer Orange V 3G;Resorcinol, 4-(phenylazo)-;1,3-Benzenediol, 4-(phenylazo)-;Plastoresin Orange F 3A;p-Phenylazoresorcinol;CI 11920;1,3-Benzenediol, 4-(2-phenyldiazenyl)-;4-Phenylazoresorcinol;Oranz potravinarska 3;C.I. 11920;Oranz rozpoustedlova 1;NSC 7949;Oranz potravinarska 3 [Czech];Oranz rozpoustedlova 1 [Czech];(E)-4-(phenyldiazenyl)benzene-1,3-diol;EINECS 218-131-9;UNII-JR7B69ZW9B;BRN 0958430;JR7B69ZW9B;AI3-08923;96627-69-9;4-(Phenylazo)-1,3-benzenediol;NSC-7949;4- (phenylazo)resorcinol;4-16-00-00264 (Beilstein Handbook Reference);Food Orange 3;4- (phenylazo)resorcinol (CI 11920);Lacquer Orange V3G;MFCD00002275;Plastoresin Orange F3A;starbld0000655;4-(2-phenyldiazen-1-yl)benzene-1,3-diol;SCHEMBL80799;SCHEMBL341192;4-phenylazo-benzene-1,3-diol;DTXSID9062146;NSC7949;SOLVENT ORANGE 1 [INCI];4-phenyldiazenylbenzene-1,3-diol;CI 11920 [INCI];AMY39923;Sudan Orange G, analytical standard;CCG-46686;Sudan Orange G, Dye content 85 %;Sudan Orange G, >=97% (HPLC);AKOS000121075;AKOS030241188;4-(Phenyldiazenyl)-1,3-benzenediol #;4-[(E)-phenyldiazenyl]benzene-1,3-diol;LS-30014;1,3-BENZENEDIOL, 4-(PHENYLAZO)-, (E)-;J-013377;SR-01000636365-1;Q27281644

Chemical Property of Sudan Orange G

Chemical Property:

• Vapor Pressure: 0mmHg at 25°C
• Melting Point: 143-146oC
• Refractive Index: 1.6660 (estimate)
• Boiling Point: 407.501oC at 760 mmHg
• PKA: 8.77±0.18(Predicted)
• Flash Point: 262.509oC
• PSA: 65.18000
• Density: 1.24g/cm3
• LogP: 3.51320
• Storage Temp.: Amber Vial, Refrigerator, Under inert atmosphere
• Solubility.: DMSO (Slightly), Methanol (slightly)
• Water Solubility.: 0.2g/L(20 oC)
• XLogP3: 3
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 2
• Exact Mass: 214.074227566
• Heavy Atom Count: 16
• Complexity: 239

Purity/Quality:

Sudan Orange G ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C(C=C1)N=NC2=C(C=C(C=C2)O)O
• Uses: Sudan Orange G is an oil soluble synthetic dye. Sudan Orange G can be degraded by a bacterial strain known as Pseudomonas putida MET94. Dyes and metabolites, Environmental Testing

Technology Process of Sudan Orange G

There total 29 articles about Sudan Orange G which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 88.0%

1,3-dimethyl-2-(phenyltriaz-2-en-1-ylidene)-2,3-dihydro-1H-imidazole + recorcinol (108-46-3) → 4-(phenylazo)-1,3-benzenediol (2051-85-6)

Guidance literature:

With hydrogenchloride; In methanol;

Reference yield: 40.0%

1-phenyl-2-(piperidin-1-yl)diazene (16978-76-0) + recorcinol (108-46-3) → 4-(phenylazo)-1,3-benzenediol (2051-85-6)

Guidance literature:

In aq. buffer; for 3h; pH=7; pH-value; Mechanism; UV-irradiation;

DOI:10.1021/acs.bioconjchem.1c00459

Reference yield:

C30H34N5O2(1+)*Cl(1-) → 4-(phenylazo)-1,3-benzenediol (2051-85-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 21 °C

2: hydrogenchloride / methanol

With hydrogenchloride; In methanol;

upstream raw materials:

aniline hydrochloride

Phenyl azide

recorcinol

benzenediazonium

Downstream raw materials:

2-hydroxy-4-methoxyazobenzene

4-nitroresorcinol

nitrobenzene

4-aminoresorcinol