Bromothymol Blue CAS NO.76-59-5

Bromothymol Blue Basic information

Product Name:    Bromothymol Blue
Synonyms:    4,4’-(3h-2,1-benzoxathiol-3-ylidene)bis(2-bromo-3-methyl-6-(1-methylethyl)phen;6,6’-(3h-2,1-benzoxathiol-3-ylidene)bis(2-bromothymol)s,s-dioxide;dibromothymolsulphophthalein;ol)s,s-dioxide;PHENOL, 4,4'-(3H-2,1-BENZOXATHIOL-3-YLIDENE)BIS[2-BROMO-3-METHYL-6-(1-METHYLETHYL)-, S,S-DIOXIDE;PHENOL, 4,4'-(1,1-DIOXIDO-3H-2,1-BENZOXATHIOL-3-YLIDENE)BIS[2-BROMO-3-METHYL-6-(1-METHYLETHYL)-;3,3′-Dibromothymothymolsulfonphthalein ;alpha,alpha-bis(5-bromo-4-hydroxy-6-methyl-m-cumenyl)toluene-2,alpha-sultone
CAS:    76-59-5
MF:    C27H28Br2O5S
MW:    624.38
EINECS:    200-971-2
Product Categories:   
Mol File:    76-59-5.mol

Bromothymol Blue Chemical Properties
Melting point     200-202 °C (lit.)
density     1.4668 (estimate)
Fp     38 °C
storage temp.     Store at RT.
solubility     Solubility Sparingly soluble in water, benzene; soluble in ethanol, ether; insoluble in petroleum ether
form     Solid
Boiling point     614.3±55.0 °C(Predicted)
pka    7.0, 7.1(at 25℃)
color     Pink-brown to purple
Odor    Characteristic odour
PH    pH : 6.0～7.6
PH Range    6(yellow)-7.6(blue)
Water Solubility     slightly soluble
λmax    420nm, 435nm, 620nm
Merck     14,1445
BRN     373934
Stability:    Stable. Incompatible with strong oxidizing agents.
Major Application    Sol-gel matrix, fuel cells, optical sensors, combustion gas detection system, paints, toys, cleaning products, detergents, textiles, food freshness sensor, identifying fresh and stale rice,wheat, detecting microorganisms, bacterial growth, psychoactive drug, dental materials
CAS DataBase Reference    76-59-5(CAS DataBase Reference)
EPA Substance Registry System    Bromothymol blue (76-59-5)

Safety Information
Hazard Codes     Xn
Risk Statements     10-41-36/37/38-20/21/22
Safety Statements     24/25-39-26-36
RIDADR     1170
WGK Germany     3
RTECS     SJ450000
TSCA     Yes
HazardClass     3
PackingGroup     III
HS Code     29349990