Sudan Red 7B - analytical standard , CAS No.6368-72-5

CAS: 6368-72-5 Cat. No.: S140835 Summenformel: C₂₄H₂₁N₅ Molekulargewicht: 379.46 Beilstein Registry Number: 3534323 EG-Nummer: 228-862-5 PubChem CID: 61396

GRADE & PURITY Analytical standard

Synonyms

Sudan Red 7B|6368-72-5|Solvent Red 19|Fat red 7B|Typogen Carmine|Hexatype Carmine B|Organol Bordeaux B|Ceres Red 7B|Sudanrot 7B|C.I. Solvent Red 19|Lacquer Red V3B|Sudan 7B|Solvent Red 019|Special Blue X 2137|Fat red bluish|C.I. 26050|Cerven rozpoustedlov

Storage

Desiccated,Room temperature

Shipped In

Normal

Specifications

Synonyme

Sudan Red 7B | 6368-72-5 | Solvent Red 19 | Fat red 7B | Typogen Carmine | Hexatype Carmine B | Organol Bordeaux B | Ceres Red 7B | Sudanrot 7B | C.I. Solvent Red 19 | Lacquer Red V3B | Sudan 7B | Solvent Red 019 | Special Blue X 2137 | Fat red bluish | C.I. 26050 | Cerven rozpoustedlov

Spezifikationen & Reinheit

analytical standard

Storage

Desiccated,Room temperature

Verschickt in

Normal

Note

Analytischer Standard

Namen und Kennungen

• Pubchem Sid: 528775199
• Kanonisches Lächeln: CCNC1=C(C2=CC=CC=C2C=C1)N=NC3=CC=C(C=C3)N=NC4=CC=CC=C4
• IUPAC Name: N-ethyl-1-[(4-phenyldiazenylphenyl)diazenyl]naphthalen-2-amine
• InChIKey: VKWNTWQXVLKCSG-UHFFFAOYSA-N
• INCHI: 1S/C24H21N5/c1-2-25-23-17-12-18-8-6-7-11-22(18)24(23)29-28-21-15-13-20(14-16-21)27-26-19-9-4-3-5-10-19/h3-17,25H,2H2,1H3
• Isomere SMILES: CCNC1=C(C2=CC=CC=C2C=C1)N=NC3=CC=C(C=C3)N=NC4=CC=CC=C4
• WGK Deutschland: 3
• RTECS: QM2850000
• PubChem CID: 61396
• Molekulargewicht: 379.46
• Beilstein: 3534323

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Organoheterocyclic compounds
    • Klasse Azobenzenes

• Kingdom: Organic compounds
• Superclass: Organoheterocyclic compounds
• Klasse: Azobenzenes
• Subclass: Not available
• Intermediate Tree Nodes: Not available
• Direct Parent: Azobenzenes
• Alternative Parents: Naphthalenes Secondary alkylarylamines Benzene and substituted derivatives Azo compounds Propargyl-type 1,3-dipolar organic compounds Hydrocarbon derivatives
• Molecular Framework: Aromatic homopolycyclic compounds
• Substituents: Azobenzene - Naphthalene - Secondary aliphatic/aromatic amine - Benzenoid - Monocyclic benzene moiety - Azo compound - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Secondary amine - Organic nitrogen compound - Hydrocarbon derivative - Organonitrogen compound - Amine - Aromatic homopolycyclic compound
• Beschreibung: This compound belongs to the class of organic compounds known as azobenzenes. These are organonitrogen aromatic compounds that contain a central azo group, where each nitrogen atom is conjugated to a benzene ring.
• External Descriptors: Not available

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Chemische und physikalische Eigenschaften

• Löslichkeit: Miscible with water, soluble in acetone and benzene, slightly soluble in alcohol.
• Schmelzpunkt (°C): 130°C
• Molekulargewicht: 379.500 g/mol
• XLogP3: 7.100
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 6
• Exact Mass: 379.18 Da
• Monoisotopic Mass: 379.18 Da
• Topological Polar Surface Area: 61.500 Ų
• Heavy Atom Count: 29
• Formal Charge: 0
• Complexity: 533.000
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 0
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 1

Referenzen

1. Ming-Yue Dong, Hai-Long Wu, Wan-Jun Long, Tong Wang, Ru-Qin Yu.  (2021)  Simultaneous and rapid screening and determination of twelve azo dyes illegally added into food products by using chemometrics-assisted HPLC-DAD strategy.  MICROCHEMICAL JOURNAL,      [PMID:] [10.1016/j.microc.2021.106775]

2. Peng Li, Dongting Huang, Junsheng Huang, Jingjie Tang, Pingjun Zhang, Fei Meng.  (2020)  Development of magnetic porous carbon nano-fibers for application as adsorbents in the enrichment of trace Sudan dyes in foodstuffs.  JOURNAL OF CHROMATOGRAPHY A,      [PMID:32709348] [10.1016/j.chroma.2020.461305]

3. Wenhua Ji, Mingming Zhang, Tao Wang, Xiao Wang, Zhenjia Zheng, Junjie Gong.  (2016)  Molecularly imprinted solid-phase extraction method based on SH-Au modified silica gel for the detection of six Sudan dyes in chili powder samples.  TALANTA,      [PMID:28153239] [10.1016/j.talanta.2016.12.021]

4. Chengjiang Zhang, Gongke Li, Zhuomin Zhang.  (2015)  A hydrazone covalent organic polymer based micro-solid phase extraction for online analysis of trace Sudan dyes in food samples.  JOURNAL OF CHROMATOGRAPHY A,      [PMID:26456513] [10.1016/j.chroma.2015.09.059]

5. Hua Huang, Xuemei He, Qingming Sun, Guoming Liu, Yayuan Tang, Jian Sun.  (2024)  Differential changes in cuticular wax affect the susceptibility to fruit decay in pitaya after harvest: A cultivar comparative study.  POSTHARVEST BIOLOGY AND TECHNOLOGY,      [PMID:] [10.1016/j.postharvbio.2023.112751]

6. Shaobo Zhang, Shulei Pang, Li Jiang, Dan Zhao, Yan Yuan, Yi Li, Yanmao Dong.  (2024)  Poly(vinylidene fluoride) membrane design for efficient oil-in-water emulsion separation: Integrating superhydrophilicity, photocatalysis and self-cleaning.  APPLIED SURFACE SCIENCE,      [PMID:] [10.1016/j.apsusc.2024.160948]

7. Rui Wang, Yimin Tang, Yanan Lu, Zhiyu Wang, Xin Jiang, Bing Zhao, Libin Yang.  (2025)  3D/1D MoS2 flower-like microspheres@Au nanowires heterojunction SERS platform with all components simultaneously & synergically contributing to each enhancement effect of electromagnetic and chemical mechanisms.  SENSORS AND ACTUATORS B-CHEMICAL,      [PMID:] [10.1016/j.snb.2025.139193]

8. Hua Huang, Genlin Mao, Dongjie Liu, Shenghua Ding.  (2025)  Chemical composition and heterogeneous distribution of surface lipids modulate cuticular barrier properties to fruit water loss of Sanhua plum (Prunus salicina L.).  POSTHARVEST BIOLOGY AND TECHNOLOGY,      [PMID:] [10.1016/j.postharvbio.2025.113856]