Ponceau 3R

• Catalog No.: 49904
• CAS Number: 3564-09-8
• M. F.: C19H16N2Na2O7S2
• M. W.: 494.44908
• Purity: ≥98.0% (HPLC)

SYNONYMS

• Title: 丽春红 3R
• IUPAC name: disodium 3-hydroxy-4-[2-(2,4,5-trimethylphenyl)diazen-1-yl]naphthalene-2,7-disulfonate
• IUPAC Traditional name: disodium 3-hydroxy-4-[2-(2,4,5-trimethylphenyl)diazen-1-yl]naphthalene-2,7-disulfonate
• Synonyms: Disodium 3-hydroxy-4-[(2,4,5-trimethylphenyl)azo]-2,7-naphthalenedisulfonate; 3-羟基-4-[(2,4,5-三甲苯基)偶氮]-2,7-萘二磺酸二钠

DATABASE IDS

• EC Number: 222-638-0
• CAS Number: 3564-09-8
• Color Index Number: 16155
• MDL Number: MFCD00036432
• Beilstein Number: 4121347

PROPERTIES

• Empirical Formula (Hill Notation): C19H16N2Na2O7S2
• Grade: analytical standard
• Purity: ≥98.0% (HPLC)
• GHS Signal Word: Warning
• GHS Hazard statements: H302-H315-H319-H335-H351
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• GHS Precautionary statements: P261-P281-P305 + P351 + P338
• Risk Statements: 22-36/37/38-40
• RTECS: QJ6650000
• Safety Statements: 26-36
• German water hazard class: 3