Congo Red

• Catalog No.: 05-5580
• CAS Number: 573-58-0
• M. F.: C32H22N6Na2O6S2
• M. W.: 696.66322

SYNONYMS

• Title: 刚果红
• IUPAC name: disodium 4-amino-3-[2-(4-{4-[2-(1-amino-4-sulfonatonaphthalen-2-yl)diazen-1-yl]phenyl}phenyl)diazen-1-yl]naphthalene-1-sulfonate
• IUPAC Traditional name: disodium 4-amino-3-[2-(4-{4-[2-(1-amino-4-sulfonatonaphthalen-2-yl)diazen-1-yl]phenyl}phenyl)diazen-1-yl]naphthalene-1-sulfonate
• Synonyms: Cotton Red C; Cosmos Red; Congo Red 4B; 直接红 R; Direct Red 28; Cotton Red B; Direct Red R; Direct Red Y; 刚果红 4B; 棉红 B; 棉红 C; 煮大红; 直接红 28; 直接红 Y

DATABASE IDS

• Beilstein Number: 3894858
• CAS Number: 573-58-0
• Color Index Number: 22120
• MDL Number: MFCD00004028
• EC Number: 209-358-4

PROPERTIES

• Empirical Formula (Hill Notation): C32H22N6Na2O6S2
• Grade: JIS special grade
• Melting Point: >360 °C(lit.)
• GHS Signal Word: Danger
• GHS Hazard statements: H350-H361d
• European Hazard Symbols: Toxic (T)
• Personal Protective Equipment: Eyeshields, Gloves, type P2 (EN 143) respirator cartridges
• GHS Precautionary statements: P201-P281-P308 + P313
• Risk Statements: 45-63
• RTECS: QK1400000
• Safety Statements: 53-45
• German water hazard class: 3