Name | Tetrabromophenol Blue Sodium Salt |
Synonyms | Tetrabromophenol Blue Sodium Salt TETRABROMOPHENOL BLUE SODIUM SALT Tetrabromophenol Blue, water soluble Tetrabromophenol Blue Amonosodium Salt 3,3',3'',4,5,5',5'',6-Octabromophenolsulfonephthaleinesodiumsalt 3,3′,3′′,4,5,5′,5′′,6-Octabromophenolsulfonphthalein sodium salt 3,3',3'',4,5,5',5'',6-OCTA-BROMOPHENOLSULFONEPHTHALEIN SODIUM SALT Phenol, 4,4′-(4,5,6,7-tetrabromo-3h-2,1-benzoxathiol-3-ylidene)-bis[2,6-dibromo-,s,s-dioxide, Monosodium Salt 2,3,4,5-tetrabromo-6-[(3,5-dibromo-4-hydroxyphenyl)-(3,5-dibromo-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]benzenesulfonate |
CAS | 108321-10-4 |
InChIKey | GFMOPDHPAXHAQX-UHFFFAOYSA-M |
Molecular Formula | C19H7Br8NaO5S |
Molar Mass | 1009.54 |
Melting Point | >250°C |
Solubility | Solubility Soluble in water, ethanol |
Appearance | crystals |
Color | Dark brown |
Maximum wavelength(λmax) | ['610nm'] |
pKa | 5.69(at 25℃) |
Storage Condition | Room Temprature |
Hazard Symbols | Xi - Irritant |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
WGK Germany | 3 |
pH range of acid-base indicator discoloration | Yellow (3.0) to blue (4.6) |
Main application | chemically amplified resists |