Tetrabromophenol blue

Name	4,4'-(4,5,6,7-tetrabromo-3H-2,1-benzoxathiol-3-ylidene)bis[2,6-dibromophenol] S,S-dioxide
Synonyms	Tetrabromophenol blue Tetrabromophenol Blue, pure TETRABROMOPHENOL BLUE INDICATOR 3',3'',4,5,5',5'',6,7-Octabromophenolsulfophthalein 3,4,5,6,3',5',3'',5''-octabromophenolsulfonphthalein 3,3',3'',4,5,5',5'',6-Octabromophenolsulfonphthalein 4,4'-(4,5,6,7-tetrabromo-3H-2,1-benzoxathiol-3-ylidene)bis[2,6-dibromophenol] S,S-dioxide 4,4'-(4,5,6,7-tetrabromo-1,1-dioxido-3H-2,1-benzoxathiole-3,3-diyl)bis(2,6-dibromophenol) 4,4'-[(4,5,6,7-Tetrabromo-3H-2,1-benzoxathiole 1,1-dioxide)-3-ylidene]bis(2,6-dibromophenol) 2,6-Dibromo-4-[4,5,6,7-tetrabromo-3-(3,5-dibromo-4-hydroxyphenyl)-1,1-dioxobenzo[c]oxathiol-3-yl]pheno [2,3,4,5-tetrabromo-6-[(3,5-dibromo-4-hydroxy-phenyl)-(3,5-dibromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]phenyl]sulfonyloxysodium
CAS	4430-25-5
EINECS	224-622-9
InChI	InChI=1/C19H6Br8O5S.Na/c20-7-1-5(2-8(21)17(7)28)11(6-3-9(22)18(29)10(23)4-6)12-13(24)14(25)15(26)16(27)19(12)33(30,31)32;/h1-4,28H,(H,30,31,32);/q;+1/p-1/rC19H5Br8NaO5S/c20-7-1-5(2-8(21)17(7)29)11(6-3-9(22)18(30)10(23)4-6)12-13(24)14(25)15(26)16(27)19(12)34(31,32)33-28/h1-4,29H
InChIKey	QPMIVFWZGPTDPN-UHFFFAOYSA-N

Molecular Formula	C19H6Br8O5S
Molar Mass	985.54
Density	2.668±0.06 g/cm3(Predicted)
Melting Point	204°C (dec.)(lit.)
Boling Point	728.8±60.0 °C(Predicted)
Water Solubility	soluble
Solubility	Solubility Soluble in water, ethanol, methanol, acetone, acetic acid
Appearance	Powder
Color	Beige
Maximum wavelength(λmax)	['610nm, 388nm']
BRN	378438
pKa	3.69(at 25℃)
Storage Condition	Inert atmosphere,Room Temperature
MDL	MFCD00005876

Safety Description	24/25 - Avoid contact with skin and eyes.
WGK Germany	3
TSCA	Yes
HS Code	29349990

Soluble in water.

Last Update：2022-10-16 17:25:15

pH indicator color change ph range	yellow (3.0) to blue (4.6)
main applications	Semiconductors, thin films, recording materials, chemically amplified resists, photography, lithographic plates, inks, toners, detergents, hair dyes, diapers, detecting proteins, contact lens, urine analysis test strips, distinguishing between allergies and infections
EPA chemical information	Information provided by: ofmpub.epa.gov (external link)
use	configure bromophenol blue indicator. Uses: color change range: pH2.8-4.6 (yellow-blue), acid-base indicator; Non-aqueous titration indicator, protein electrophoresis staining; Virus assay, etc. The pH indicator of weak acid and weak base, the color changes from yellow (6.0) to blue (7.6), observes photosynthetic activity or respiratory index, and is used as a biological slide stain for detecting nucleus or cell wall,

Last Update：2024-04-09 20:52:54

Product Name: 4,4'-(4,5,6,7-tetrabromo-3H-2,1-benzoxathiol-3-ylidene)bis[2,6-dibromophenol] S,S-dioxide Request for quotation
CAS: 4430-25-5
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Tetrabromophenol blue

Tetrabromophenol blue Request for Quotation