A2214812
0.2%(w/v)inmethanol(methanol) , 115-40-2
Synonym(s):
5′,5′′-Dibromo-o-cresolsulfonephthalein sodium salt;5′,5′′-Dibromo-o-cresolsulfonphthalein;5,5′-Dibromo-o-cresolsulfonphthalein;Bromcresol purple sultone form;Bromocresol purple
CAS NO.：115-40-2
Empirical Formula: C21H16Br2O5S
Molecular Weight: 540.22
MDL number: MFCD00011681
EINECS: 204-087-8
| Pack Size | Price | Stock | Quantity |
| 500ML | RMB380.00 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 240 °C (dec.) (lit.) |
| Density | 1.6509 (estimate) |
| Flash point: | 36 °C |
| storage temp. | Store at +5°C to +30°C. |
| solubility | ethanol: soluble1mg/mL |
| form | Solid |
| Boiling point: | 590.2±50.0 °C(Predicted) |
| pka | 6.21, 6.3, 6.4(at 25℃) |
| color | Purplish-brown |
| PH Range | 5.2(yellow)-6.8(purple) |
| PH | pH : 5.2～6.8 |
| Water Solubility | practically insoluble |
| λmax | 419nm, 433nm, 591nm |
| Merck | 14,1387 |
| BRN | 359618 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| Major Application | Waveguides, fuel cells, sensors, sol-gel technology, display device, falsification-proof security paper, paints, detergents, identifying fresh and stale rice, detecting lactic acid bacteria, dental materials, vaginal infection test method |
| InChIKey | ABIUHPWEYMSGSR-UHFFFAOYSA-N |
Description and Uses
Bromocresol purple has been used as a pH indicator in the yeast culture media. It has been used as a pH indicator in the culture media of Geobacillus stearothermophilus subsp. Calidolactis.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P280a-P304+P340-P305+P351+P338-P405-P501a-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313 |
| Hazard Codes | Xi,Xn |
| Risk Statements | 36/37/38-10-20/21/22 |
| Safety Statements | 26-36-37/39-16 |
| RIDADR | UN 1993 3/PG 3 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29349990 |
