7-HYDROXYCOUMARIN-3-CARBOXYLIC ACID
- CAS NO.：779-27-1
- Empirical Formula: C10H6O5
- Molecular Weight: 206.15
- MDL number: MFCD00017491
- EINECS: 1415-596-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:22:46
What is 7-HYDROXYCOUMARIN-3-CARBOXYLIC ACID?
Chemical properties
Light yellow powder
The Uses of 7-HYDROXYCOUMARIN-3-CARBOXYLIC ACID
7-Hydroxycoumarin-3-carboxylic acid is a pH-indicator that can be immobilized on a support to give a pH sensor.
The Uses of 7-HYDROXYCOUMARIN-3-CARBOXYLIC ACID
Suitable as pH-indicator.
What are the applications of Application
7-Hydroxycoumarin-3-carboxylic acid is a pH-indicator that can be immobilized on a support to give a pH sensor
Properties of 7-HYDROXYCOUMARIN-3-CARBOXYLIC ACID
| Melting point: | 261 °C(lit.) |
| Boiling point: | 474.8±45.0 °C(Predicted) |
| Density | 1.639±0.06 g/cm3(Predicted) |
| storage temp. | Keep in dark place,Sealed in dry,Store in freezer, under -20°C |
| solubility | DMF: soluble |
| form | powder to crystal |
| pka | 7.04 ± 0.02, temperature: 23 °C |
| color | Yellow solid;Orange solid;
Off-white powder |
| λmax | 386 nm (Buffer pH 10.0); 339 nm
(Buffer pH 4.0) |
| BRN | 384141 |
| Major Application | Carbon-dioxide sensor;
chemical sensors based on non-linear optics;
monitoring of cationic photopolymerization processes;
nanomaterials |
| Biological Applications | Chemical dosimeter
for radiation therapy; detecting bacteria;
detecting/sensing hydroxyl radicals; studying
nucleic acids; as a substrate for measuring
carboxylesterases activity, cellulases activity,
β-galactosidases activity, glycosidases activity,
glycosyltransferases activity, hydrolases activity,
4-hydroxycinnamate decarboxylases activity,
β-lactamases activity, phosphatases activity,
sulfatases activity; treating cancer/antitumor
activity |
Safety information for 7-HYDROXYCOUMARIN-3-CARBOXYLIC ACID
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 7-HYDROXYCOUMARIN-3-CARBOXYLIC ACID
| InChIKey | LKLWLDOUZJEHDY-UHFFFAOYSA-N |
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