Molekula
Catechol Violet (Pyrocatechol Violet)
Catechol Violet, also known as Pyrocatechol Violet, is a synthetic organic dye used primarily in analytical chemistry as a pH indicator and in the detection of metal ions. It appears as a dark green crystalline powder with a molecular formula of C19H14O7S and a molecular weight of 386.38 g/mol. It is stable at ambient temperatures and does not require special storage conditions. CAS number: 115-41-3. Molekula supplies Catechol Violet from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Catechol Violet, also known as Pyrocatechol Violet, is a synthetic organic dye used primarily in analytical chemistry as a pH indicator and in the detection of metal ions. It appears as a dark green crystalline powder with a molecular formula of C19H14O7S and a molecular weight of 386.38 g/mol. It is stable at ambient temperatures and does not require special storage conditions. CAS number: 115-41-3. Molekula supplies Catechol Violet from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Dark green to black/brown powder |
| Lambda max | 441 nm |
| Suitability as indicator for complexometry | Passes test |
| Assay (titr,) | ≥80% |
| Solubility (10mg/ml, H2O) | Red to brown solution |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 60 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 115-41-3 |
| Molecular Formula | C19H14O7S |
| Molecular Weight | 386.38 |
| SMILES | - |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2934.99.9001 |
| Tariff Code | 2934999090 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
For research and industrial use only
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is Catechol Violet used for?
Catechol Violet is primarily used as a pH indicator and in dye formulations, particularly in analytical chemistry and textile applications.
What is the chemical formula and molecular weight of Catechol Violet?
The formula is C19H14O7S with a molecular weight of 386.38 g/mol.
How should Catechol Violet be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade of Catechol Violet does Molekula supply?
Molekula supplies Catechol Violet in analytical grade.
Can Molekula supply Catechol Violet in bulk quantities?
Yes, Molekula can supply Catechol Violet in bulk; please contact our sales team for volume pricing and availability.
What documentation comes with a Catechol Violet order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), available upon request.
Ready to order or need a custom pack?
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