Methyl Blue

• Catalog No.: 95290
• CAS Number: 28983-56-4
• M. F.: C37H27N3Na2O9S3
• M. W.: 799.79952

SYNONYMS

• Title: 甲基蓝
• IUPAC name: disodium 4-{[4-({4-[(4-sulfonatophenyl)amino]phenyl}({4-[(4-sulfophenyl)amino]phenyl})methylidene)cyclohexa-2,5-dien-1-ylidene]amino}benzene-1-sulfonate
• IUPAC Traditional name: disodium 4-{[4-({4-[(4-sulfonatophenyl)amino]phenyl}({4-[(4-sulfophenyl)amino]phenyl})methylidene)cyclohexa-2,5-dien-1-ylidene]amino}benzenesulfonate
• Synonyms: 苯胺蓝（水溶）; Aniline blue water soluble; 棉蓝; Water blue; Acid blue 93; 墨水蓝; 泡依蓝; 酸性蓝 93; Cotton blue; Poirriers blue

DATABASE IDS

• MDL Number: MFCD00058509
• CAS Number: 28983-56-4
• Color Index Number: 42780
• EC Number: 249-352-9

PROPERTIES

• Empirical Formula (Hill Notation): C37H27N3Na2O9S3
• Grade: for microscopy (Bot., Hist.)
• Grade: indicator (pH 9.4-14.0)
• GHS Signal Word: Warning
• GHS Hazard statements: H302-H315-H319-H335
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• GHS Precautionary statements: P261-P305 + P351 + P338
• Risk Statements: 22-36/37/38
• RTECS: DB4958000
• Safety Statements: 26-36/37
• German water hazard class: 3