Naphthol AS-G

Base Information

• Chemical Name: Naphthol AS-G
• CAS No.: 91-96-3
• Deprecated CAS: 40763-68-6
• Molecular Formula: C22H24N2O4
• Molecular Weight: 380.444
• European Community (EC) Number: 202-111-1
• NSC Number: 50639,37212
• UNII: 1TIO7W1ORJ
• DSSTox Substance ID: DTXSID5059034
• Nikkaji Number: J22.322K
• Wikidata: Q27252872
• Mol file: 91-96-3.mol

Synonyms:91-96-3;Naphthol AS-G;Cibanaphthol AG;Diacetylacetotolidide;Naphtanilide G;Naphthanil G;Naphthoide G;Naphtoelan G;Naphtazol J;Ultrazol G;Arlanthol ASG;Kambothol ASG;Acna Naphthol G;Kiwa Grounder G;Daito Grounder G;Amarthol AS-G;Tulathol AS-G;Sanatol AS-G;N,N'-Bis(acetoacetyl)-o-toluidine;Hiltonaphthol AS-G;Mitsui Naphthozol G;Amanil Naphthol AS-G;C.I. Azoic Coupling Component 5;Solunaptol YL;Sanatol G;Naphtol AS-G;p,p'-Bis(o-acetoacetotoluidide);4,4'-Bis(o-acetoacetotoluidide);Naphtol AS-G Supra;Naphthol AS-G Supra;Naphthol AS-G Dispersible;Butanamide, N,N'-(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis[3-oxo-;N,N'-(3,3'-Dimethyl-[1,1'-biphenyl]-4,4'-diyl)bis(3-oxobutanamide);N,N'-Bis(acetoacetyl)-3,3'-dimethylbenzidine;C.I. 37610;4',4'''-Bi-o-acetoacetotoluidide;N,N'-(3,3'-Dimethylbiphenyl-4,4'-ylene)di(acetoacetamide);1TIO7W1ORJ;Butanamide, N,N'-(3,3'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(3-oxo-;4,4'-Bis(acetoacetamido)-3,3'-dimethylbiphenyl;3,3'-Dimethyl-4,4'-bis(acetoacetylamino)biphenyl;EINECS 202-111-1;NSC 37212;NSC-37212;NSC-50639;N,3'-dimethylbenzidine;N,N'-(3,3'-Dimethylbiphenyl-4,4'-;EC 202-111-1;N-[2-methyl-4-[3-methyl-4-(3-oxobutanoylamino)phenyl]phenyl]-3-oxobutanamide;4,4'-Bis(acetoacetylamino)-3,3'-dimethylbiphenyl;4,4'-Biphenyldiamine, N,N'-diacetoacetyl-3,3'-dimethyl-;3,4'-bis(acetoacetylamino)biphenyl;4, N,N'-diacetoacetyl-3,3'-dimethyl-;Butanamide,N'-(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis[3-oxo-;CONAZOIC E;NAPHTHOL G;DYCOSTHOL AS-G;HEBEITHOL AS-G;NAFTOL AS-G;UNII-1TIO7W1ORJ;CBMicro_013630;Azoic Coupling Component 5;N,N'-Bis(acetoacetyl)-3,3''-dimethylbenzidine;SCHEMBL8995821;DTXSID5059034;N,N-Bis(acetoacetyl)-o-toluidine;4,4/'-Bis(O-acetoacetotoluidide);CCG-2330;NSC37212;NSC50639;SMSF0004462;MFCD00026248;N,N\'-Bis(acetoacetyl)-o-toluidine;AKOS000283020;CB06605;AS-15977;BIM-0013686.P001;C.I.37610;B0788;FT-0653928;4',4''-BIS(ORTHO-ACETOACETOTOLUIDIDE);D88691;SR-01000198481;SR-01000198481-1;W-109338;Q27252872;N,N'-(3,3'-dimethylbiphenyl-4,4'-ylen)di(acetoacetamid);4,4'-BIS(ACETOACETAMIDO)-3,3'-DIMETHYL-1,1'-BIPHENYL;Butanamide, N,N'-(3,3'-dimethyl[1,1'- biphenyl]-4,4'-diyl)bis[3-oxo-;N,N'-(3,3'-DIMETHYL(1,1'-BIPHENYL)-4,4'-DIYL)BIS(3-OXOBUTANAMIDE)

Chemical Property of Naphthol AS-G

Chemical Property:

• Appearance/Colour: powder
• Melting Point: 200 °C
• Refractive Index: 1.6500 (estimate)
• Boiling Point: 612.6 °C at 760 mmHg
• PKA: 10.42±0.46(Predicted)
• Flash Point: 199.9 °C
• PSA: 92.34000
• Density: 1.212 g/cm³
• LogP: 3.95160
• Storage Temp.: 2-8°C
• XLogP3: 3.4
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 7
• Exact Mass: 380.17360725
• Heavy Atom Count: 28
• Complexity: 551

Purity/Quality:

99% ^*data from raw suppliers

N,N''-(3,3''-Dimethyl-[1,1''-biphenyl]-4,4''-diyl)bis(3-oxobutanamide) ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=C(C=CC(=C1)C2=CC(=C(C=C2)NC(=O)CC(=O)C)C)NC(=O)CC(=O)C
• Uses: Intermediate for the manufacture of organic pigments and dyestuffs. Attributes Contact us for further information Contact

Technology Process of Naphthol AS-G

There total 3 articles about Naphthol AS-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:

o-tolidin (119-93-7) + ethyl acetoacetate (141-97-9) → naphthol ASG (91-96-3)

Guidance literature:

Reference yield:

4-methyleneoxetan-2-one (674-82-8,2130-41-8) + o-tolidin (119-93-7) → naphthol ASG (91-96-3)

Guidance literature:

With 1,2-dichloro-ethane;

DOI:10.1021/ie50361a004

Reference yield:

ethyl acetoacetate (141-97-9) + o-toluidine (95-53-4) → naphthol ASG (91-96-3)

Guidance literature:

With sodium hydroxide; chlorobenzene;

upstream raw materials:

4-methyleneoxetan-2-one

o-tolidin

ethyl acetoacetate

o-toluidine