Molekula
Iodonitrotetrazolium chloride
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
Iodonitrotetrazolium chloride is a redox indicator used in biochemical assays and microbiological testing. It serves as a stain for detecting dehydrogenase enzyme activity. Available in 1 g, 5 g, and 25 g quantities with purity ≥98%. Stored at 2 to 8 °C. Hazardous: flammable solid; harmful if swallowed, in contact with skin or if inhaled; causes skin irritation and serious eye irritation; may cause respiratory irritation; suspected of causing cancer; and may cause damage to organs. Molekula supplies Iodonitrotetrazolium chloride 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.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 g — £93.30 per pack ex VAT · £111.96 inc. VAT
Need a different quantity or pack?
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.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Light yellow to orange powder |
| Identification | H-NMR |
| Solubility | Clear solution |
| Assay HPLC | ≥ 98% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 4.1 |
| Packing Group | II |
Identification
| Property | Value |
|---|---|
| SKU | 50426912 |
| CAS Number | 146-68-9 |
| IUPAC Name | 2-(4-iodophenyl)-3-(4-nitrophenyl)-5-phenyltetrazol-3-ium chloride |
| EC Number | 205-676-2 |
| Molecular Formula | C19H13ClIN5O2 |
| Molecular Weight | 505.70 |
| Exact Mass | 504.9803 |
| SMILES | C1=CC=C(C=C1)C2=NN([N+](=N2)C3=CC=C(C=C3)[N+](=O)[O-])C4=CC=C(C=C4)I.[Cl-] |
| InChIKey | JORABGDXCIBAFL-UHFFFAOYSA-M |
| InChI | InChI=1S/C19H13IN5O2.ClH/c20-15-6-8-16(9-7-15)23-21-19(14-4-2-1-3-5-14)22-24(23)17-10-12-18(13-11-17)25(26)27;/h1-13H;1H/q+1;/p-1 |
| PubChem CID | 64957 |
| UN Number | UN1325 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 32129000 |
| Tariff Code | 3212900000 |
Safety & GHS
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Flammable
GHS02
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H228 Flammable solid
- H302 Harmful if swallowed
- H312 Harmful in contact with skin
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H332 Harmful if inhaled
- H335 May cause respiratory irritation
- H351 Suspected of causing cancer
- H371 May cause damage to organs
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, 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
- 2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyl-2H-tetrazol-3-ium chloride
- 2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyl-2H-tetrazolium chloride
- 2-(4-iodophenyl)-3-(4-nitrophenyl)-5-phenyltetrazol-3-ium;chloride
- 2-(4-Iodophenyl)-3-(4-nitrophenyl)-5-phenyltetrazolium chloride
- 3-(4-iodophenyl)-2-(4-nitrophenyl)-5-phenyl-2H-tetrazol-3-ium chloride
- INT
- Iodonitrotetrazolium
- Iodonitrotetrazolium purple
- Iodonitrotetrazolium violet
- p-Iodonitrotetrazolium Violet
Frequently asked questions
What is Iodonitrotetrazolium chloride used for?
It is primarily used as a redox indicator in biochemical assays and as a reagent in analytical chemistry for detecting reducing agents.
What is the chemical formula and molecular weight?
The formula is C19H13ClIN5O2 with a molecular weight of 505.70 g/mol.
How should I store Iodonitrotetrazolium chloride?
Store at 2 to 8 °C in a cool, dark place to maintain stability and prevent decomposition.
What grade is available?
Available in analytical grade; please contact us for specific purity specifications.
Can Molekula supply it in bulk?
Yes, we can supply Iodonitrotetrazolium chloride in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
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.