ChemicalBook > Product Catalog >Biochemical Engineering >Biochemical Reagents >Acid-base indicator >Cresol Purple
Cresol Purple
- CAS No.
- 2303-01-7
- Chemical Name:
- Cresol Purple
- Synonyms
- Nsc 9607;BETZ 0420;CRESOL PURPLE;3-cresolpurple;m-Cresolpurpl;M-CRESOL PURPLE;M-cresol violet;METACRESOL PURPLE;pourpredem-cresol;Cresol Purple, M-
- CBNumber:
- CB7722734
- Molecular Formula:
- C21H18O5S
- Molecular Weight:
- 382.43
- MOL File:
- 2303-01-7.mol
- MSDS File:
- SDS
- Modify Date:
- 2024/7/29 15:17:36
| Melting point | >250°C |
|---|---|
| Boiling point | 577.5±50.0 °C(Predicted) |
| Density | 1.404±0.06 g/cm3(Predicted) |
| storage temp. | room temp |
| solubility | Very slightly soluble in water, ethanol; soluble in methanol |
| pka | 1.51, 8.32(at 25℃) |
| form | Liquid |
| color | Dark green |
| PH Range | 1.2 (red) - 2.8 (yellow) and 7.4 (yellow) - 9.0 (purple) |
| Water Solubility | Soluble in water and sodium hydroxide solution. Slightly soluble in alcohol. |
| λmax | 579nm, 371nm |
| Merck | 14,2577 |
| BRN | 350314 |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| Major Application | Fuel cells, sensors, display device, falsification-proof security paper, inks, correction fluid, paints, detection of electrophilic gases, lubricants, cement products, packaging system, adhesive, cosmetics, food storage, determining glucose in dialysis solution, screening of cat diseases, detecting carbohydrates, oral hygiene products |
| EPA Substance Registry System | Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[3-methyl- (2303-01-7) |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H302-H315-H319-H335 | |||||||||
| Precautionary statements | P261-P305+P351+P338 | |||||||||
| Safety Statements | 24/25 | |||||||||
| WGK Germany | WGK 2 water endangering | |||||||||
| TSCA | Yes | |||||||||
| HS Code | 2934 99 90 | |||||||||
| NFPA 704 |
|
Cresol Purple price More Price(13)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich(India) | 857890 | m-Cresol Purple indicator grade, Dye content 90?% | 2303-01-7 | 1G | ₹2273.25 | 2022-06-14 | Buy |
| Sigma-Aldrich(India) | 857890 | m-Cresol Purple indicator grade, Dye content 90?% | 2303-01-7 | 5G | ₹2600 | 2022-06-14 | Buy |
| Sigma-Aldrich(India) | 857890 | m-Cresol Purple indicator grade, Dye content 90?% | 2303-01-7 | 10G | ₹4820 | 2022-06-14 | Buy |
| Sigma-Aldrich | 1.05228 | m-Cresol purple indicator | 2303-01-7 | 5G | ₹18190.01 | 2022-06-14 | Buy |
| Sigma-Aldrich(India) | 1.05228 | m-Cresol purple indicator | 2303-01-7 | 5G | ₹18190.01 | 2022-06-14 | Buy |
Cresol Purple Chemical Properties,Uses,Production
Chemical Properties
green crystalline powder
Uses
m-Cresol Purple acts as a pH indicator dye. It plays an important role in spectrophotometric pH measurements. It operates in the pH ranges 1.2 - 2.8 (red to yellow) and 7.4 - 9.0 (yellow to violet). Further, it is employed to stain epithelial cells and proteins.
Biochem/physiol Actions
m-Cresol purple is a pH indicator. It changes from red (pH 1.2) to yellow (2.8) and yellow (7.4) to purple (9.0).
Cresol Purple Preparation Products And Raw materials
Raw materials
Preparation Products
Global( 262)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | Inquiry |
|---|---|---|---|---|---|
| ADVENT CHEMBIO PRIVATE LIMITED | +91-9821524116 +91-9821524116 | Mumbai, India | 353 | 58 | Inquiry |
| FINAR LTD | +91 - 2717 - 616717 | New Delhi, India | 660 | 58 | Inquiry |
| CHEMSWORTH | +91-261-2397244 | New Delhi, India | 6707 | 30 | Inquiry |
| TCI Chemicals (India) Pvt. Ltd. | 1800 425 7889 | New Delhi, India | 6778 | 58 | Inquiry |
| Otto Chemie Pvt. Ltd. | +91 9820041841 | Mumbai, India | 5873 | 58 | Inquiry |
| Sisco Research Laboratories Pvt. Ltd. | +91-22-4268 5800 | Mumbai, India | 4317 | 58 | Inquiry |
| Central Drug House(P) Ltd. | 91-11-49404040 | New Delhi, India | 6160 | 58 | Inquiry |
| LOBA CHEMIE PVT.LTD. | 91-22-6663 6699 | Mumbai, India | 3077 | 58 | Inquiry |
| Triveni chemicals | 08048762458 | New Delhi, India | 6093 | 58 | Inquiry |
| Scientific OEM | +91-22- 2343 7546 / 2341 3094 | New Delhi, India | 1996 | 38 | Inquiry |
| Supplier | Advantage |
|---|---|
| ADVENT CHEMBIO PRIVATE LIMITED | 58 |
| FINAR LTD | 58 |
| CHEMSWORTH | 30 |
| TCI Chemicals (India) Pvt. Ltd. | 58 |
| Otto Chemie Pvt. Ltd. | 58 |
| Sisco Research Laboratories Pvt. Ltd. | 58 |
| Central Drug House(P) Ltd. | 58 |
| LOBA CHEMIE PVT.LTD. | 58 |
| Triveni chemicals | 58 |
| Scientific OEM | 38 |
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