• Name

  BASIC YELLOW 11

• EINECS 224-132-5
• CAS No. 4208-80-4
• Density g/cm³
• Solubility
• Melting Point
• Formula C21H25 N2 O2 . Cl
• Boiling Point °Cat760mmHg
• Molecular Weight 372.93
• Flash Point °C
• Transport Information
• Appearance
• Safety Moderately toxic by intraperitoneal route. When heated to decomposition it emits toxic vapors of NO_x and Cl⁻.
• Risk Codes
• Molecular Structure
• Hazard Symbols Moderately toxic.
• Synonyms 2-[2-(2,4-Dimethoxyanilino)vinyl]-1,3,3-trimethyl-3H-indoliumchloride (6CI,7CI); 3H-Indolium,2-[2-(2,4-dimethoxyanilino)vinyl]-1,3,3-trimethyl-, chloride (8CI);3H-Indolium, 2-[2-[(2,4-dimethoxyphenyl)amino]ethenyl]-1,3,3-trimethyl-,chloride (9CI); Aizen Cathilon Yellow 3GH; Aizen Cathilon Yellow 3GL; AizenCathilon Yellow 3GLH; Astrazon Yellow 3G; Astrazon Yellow 3GL; Atacryl Yellow4G; Atacryl Yellow 4G-FS; Basic Yellow 11; C.I. 48055; C.I. Basic Yellow 11;C.I. Basic Yellow 18; Deorlene Yellow 2G; Genacryl Yellow 3G; Genacryl Yellow4G; Golden Yellow 7GL; Maxilon Yellow 3GL; NSC 631612; Nabor Yellow 4G;Panacryl Yellow 3GL; Sandocryl Yellow BGL; Sevron Yellow 1; Sevron Yellow R;Sumiacryl Yellow 3G; Yoracryl Yellow 4G
• PSA 33.50000
• LogP 1.37140

Synthetic route

4208-80-4

2-{2-[(2,4-dimethoxyphenyl)amino]vinyl}-1,3,3-trimethyl-3H-indolium chloride

55120-57-5

2,4-dimethoxy-N-[(1,3,3-trimethyl-1,3-dihydro-indol-2-ylidene)-ethylidene]-aniline

Conditions

Conditions	Yield
With sodium dithionite; sodium hydrogencarbonate In water at 35 - 40℃; for 0.25h; sodium carbonate;

C.I. Basic yellow 11 Chemical Properties

C.I. Basic yellow 11 Uses

C.I. Basic yellow 11 Toxicity Data With Reference

C.I. Basic yellow 11 Consensus Reports

C.I. Basic yellow 11 Safety Profile