Molekula
5-Phenyl-1(H)-tetrazole
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
5-Phenyl-1(H)-tetrazole is a heterocyclic organic compound used in pharmaceutical synthesis and as a building block in medicinal chemistry. It functions as a bioisostere for carboxylic acids and is employed in the development of active pharmaceutical ingredients. Available in 10 g, 100 g, and 1 kg quantities with purity ≥98%. CAS: 18039-42-4, Molecular formula: C7H6N4, Molecular weight: 146.15, Storage: Ambient, Signal word: Warning. Molekula supplies 5-Phenyl-1(H)-tetrazole 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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100 g — £89.70 per pack ex VAT · £107.64 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 | White powder |
| Melting Point | 215 - 217°C |
| Identification | Conforms to reference |
| Loss on Drying | ≤0.5% |
| Lead (Pb) | ≤30ppm |
| Assay (Titration) on dried basis | ≥98.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 4.1 |
| Packing Group | III |
Identification
| Property | Value |
|---|---|
| SKU | 81140222 |
| CAS Number | 18039-42-4 |
| IUPAC Name | 5-phenyl-2H-tetrazole |
| EC Number | 241-950-8 |
| Molecular Formula | C7H6N4 |
| Molecular Weight | 146.15 |
| Exact Mass | 146.0592 |
| SMILES | C1=CC=C(C=C1)C2=NNN=N2 |
| InChIKey | MARUHZGHZWCEQU-UHFFFAOYSA-N |
| InChI | InChI=1S/C7H6N4/c1-2-4-6(5-3-1)7-8-10-11-9-7/h1-5H,(H,8,9,10,11) |
| PubChem CID | 87425 |
| UN Number | UN1325 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2933998290 |
| Tariff Code | 2933998090 |
Safety & GHS
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Flammable
GHS02
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Health Hazard
GHS07
Hazard statements
- H228 Flammable solid
- H302 Harmful if swallowed
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P220 Keep/Store away from clothing/combustible materials
- P261 Avoid breathing 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
- P302+352 IF ON SKIN: Wash with soap and water
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, 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
- 1H-Tetrazole, 5-phenyl-
- 2H-Tetrazole, 5-phenyl-
- 5-Phenyl-2H-tetrazole
- 5-Phenyltetrazole
- Expandex 5PT
- Expandex OX 5PT
- Kempore 50XPT
- MARUHZGHZWCEQU-UHFFFAOYSA-N
- Tetrazole, 5-phenyl-
- Tetrazole, 5-phenyl-(6CI)
Frequently asked questions
What is 5-Phenyl-1(H)-tetrazole used for?
It is primarily used as a building block in the synthesis of pharmaceuticals and agrochemicals, and as a precursor in the development of functional materials.
What is the chemical formula and molecular weight of 5-Phenyl-1(H)-tetrazole?
The formula is C7H6N4 with a molecular weight of 146.15 g/mol.
How should 5-Phenyl-1(H)-tetrazole be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available for 5-Phenyl-1(H)-tetrazole?
Available in technical grade; custom purity levels may be available upon request.
Can Molekula supply 5-Phenyl-1(H)-tetrazole in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and lead times.
What documentation comes with an order of 5-Phenyl-1(H)-tetrazole?
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.