Molekula
Diphenylcarbazone
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Diphenylcarbazone is a chemical reagent used primarily in analytical chemistry for the detection and quantification of metal ions, especially as an indicator for mercury(II), notably in the mercurimetric titration of chloride. It forms colored complexes with certain metals, enabling visual or spectrophotometric analysis. Available in powder form, it has a molecular formula of C13H12N4O, a molecular weight of 240.26 g/mol, and should be stored at ambient temperatures. It carries a warning signal word due to potential hazards. Molekula supplies Diphenylcarbazone from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
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25 g — £68.50 per pack ex VAT · £82.20 inc. VAT
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
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Specifications
| Property | Value |
|---|---|
| Appearance | Orange/ red crystal |
| Melting Point | 149 - 155 Deg C |
| Assay | 98.0%min |
| Residue on Ignition | 0.2%max |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 15159849 |
| CAS Number | 538-62-5 |
| IUPAC Name | 1-anilino-3-phenyliminourea |
| EC Number | 208-698-0 |
| Molecular Formula | C13H12N4O |
| Molecular Weight | 240.26 |
| Exact Mass | 240.1011 |
| SMILES | C1=CC=C(C=C1)NNC(=O)N=NC2=CC=CC=C2 |
| InChIKey | ZFWAHZCOKGWUIT-UHFFFAOYSA-N |
| InChI | InChI=1S/C13H12N4O/c18-13(16-14-11-7-3-1-4-8-11)17-15-12-9-5-2-6-10-12/h1-10,14H,(H,16,18) |
| PubChem CID | 10860 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2928002500 |
| Tariff Code | 2928009090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+330 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Russian, Spanish.
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.
Synonyms
- (E)-1,5-Diphenylcarbazone
- 1-anilino-3-phenyliminourea
- 1,5-Diphenylcarbazone
- 3-Hydroxy-1,5-diphenylformazan
- Diazenecarboxylic acid, phenyl-, 2-phenylhydrazide
- Diphenylcarbazone (E)-form
- Diphenylcarbazone, (E)-
- Diphenylcarbazone, (Z)-
- Phenylazoformic acid 2-phenylhydrazide
- sym-Diphenylcarbazone
Frequently asked questions
What is Diphenylcarbazone used for?
Diphenylcarbazone is primarily used as a reagent in analytical chemistry for the detection and quantification of metal ions, especially as an indicator for mercury(II) detection and in the mercurimetric titration of chloride.
What is the chemical formula and molecular weight of Diphenylcarbazone?
The chemical formula is C13H12N4O, and the molecular weight is 240.26 g/mol.
How should Diphenylcarbazone be stored?
It should be stored at ambient temperature, protected from light and moisture.
What grade of Diphenylcarbazone does Molekula supply?
Molekula supplies Diphenylcarbazone in analytical grade.
Can Molekula supply Diphenylcarbazone in bulk?
Yes, Molekula can supply Diphenylcarbazone in bulk quantities—please contact our sales team for details.
What documentation comes with a purchase of Diphenylcarbazone?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.