[CAS NO. 115-39-9] Bromophenol blue

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PRODUCTS SPECIFICATIONS [115-39-9]

Catalog

HY-B1571

Brand

MCE

CAS

115-39-9

DESCRIPTION [115-39-9]

Overview

MDL	-
Molecular Weight	669.96
Molecular Formula	C19H10Br4O5S
SMILES	O=S1(OC(C2=CC(Br)=C(O)C(Br)=C2)(C3=CC(Br)=C(O)C(Br)=C3)C4=CC=CC=C41)=O

For research use only. We do not sell to patients.

Summary

Bromophenol blue is an acid phthalein dye, and it is used as a tracking dye for electrophoresis. Bromophenol blue is also used as a pH indicator, with a transition range of pH 3 to 4.6 ^[1] ^[2] .

Appearance

Solid

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

4°C, sealed storage, away from moisture and light

* In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture and light)

Solvent & Solubility

In Vitro:

DMSO : 50 mg/mL ( 74.63 mM ; Need ultrasonic)

Preparing
Stock Solutions

Concentration Solvent Mass	1 mg	5 mg	10 mg

1 mM	1.4926 mL	7.4631 mL	14.9263 mL
5 mM	0.2985 mL	1.4926 mL	2.9853 mL
10 mM	0.1493 mL	0.7463 mL	1.4926 mL

* Please refer to the solubility information to select the appropriate solvent.

In Vivo:

1.

Add each solvent one by one: 10% DMSO >> 40% PEG300 >> 5% Tween-80 >> 45% saline

Solubility: ≥ 2.5 mg/mL (3.73 mM); Clear solution
2.

Add each solvent one by one: 10% DMSO >> 90% (20% SBE-β-CD in saline)

Solubility: ≥ 2.5 mg/mL (3.73 mM); Clear solution

* All of the co-solvents are available by MCE.

References

Synonyms

Phenol, 4,4′-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2,6-dibromo-

Phenol, 4,4′-(3H-2,1-benzoxathiol-3-ylidene)bis[2,6-dibromo-, S,S-dioxide

Bromophenol Blue

3H-2,1-Benzoxathiole, phenol deriv.

4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2,6-dibromophenol]

Albutest

Bromphenol blue

3′,3′′,5′,5′′-Tetrabromophenolsulfophthalein

Tetrabromophenolsulfophthalein

NSC 7818

BPB 670