Bromothymol Blue

Melting point :200-202 °C (lit.)
bulk density :450kg/m3
Density :1.4668 (estimate)
Flash point :38 °C
storage temp. :Store at +5°C to +30°C.
solubility :Solubility Sparingly soluble in water, benzene; soluble in ethanol, ether; insoluble in petroleum ether
pka :7.0, 7.1(at 25℃)
Boiling point :614.3±55.0 °C(Predicted)
form :Solid
color :Pink-brown to purple
PH Range :6(yellow)-7.6(blue)
Odor :Characteristic odour
PH :pH : 6.0～7.6
Water Solubility :slightly soluble
λmax :420nm, 435nm, 620nm
ε(extinction coefficient) :≥17000 at 419-425nm in methanol
≥8000 at 326-332nm in methanol
≥9000 at 279-285nm in methanol 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
Cosmetics Ingredients Functions :COLORANT
InChI :1S/C27H28Br2O5S/c1-13(2)17-11-20(15(5)23(28)25(17)30)27(19-9-7-8-10-22(19)35(32,33)34-27)21-12-18(14(3)4)26(31)24(29)16(21)6/h7-14,30-31H,1-6H3
InChIKey :NUHCTOLBWMJMLX-UHFFFAOYSA-N
SMILES :CC(C)c1cc(c(C)c(Br)c1O)C2(OS(=O)(=O)c3ccccc23)c4cc(C(C)C)c(O)c(Br)c4C
LogP :8.600 (est)
CAS DataBase Reference :76-59-5(CAS DataBase Reference)
EPA Substance Registry System :Bromothymol blue (76-59-5)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H226 Flammable liquid and vapour Flammable liquids Category 3 Warning H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H340 May cause genetic defects Germ cell mutagenicity Category 1A, 1B Danger H360 May damage fertility or the unborn child Reproductive toxicity Category 1A, 1B Danger H372 Causes damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 1 Danger P260, P264, P270, P314, P501 H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501
Precautionary statements:	P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P308+P313 IF exposed or concerned: Get medical advice/attention. P403+P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up. P501 Dispose of contents/container to..…