Molekula
Lamotrigine
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
Lamotrigine is an anticonvulsant medication used to treat epilepsy and bipolar disorder. It functions by stabilizing electrical activity in the brain. Available as a white to off-white crystalline powder, it has a CAS number of 84057-84-1, molecular formula C9H7Cl2N5, and a molecular weight of 256.09 g/mol. Store at 2 to 8 °C. Hazard classification includes signal word Danger. Molekula supplies Lamotrigine 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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5 g — £76.60 per pack ex VAT · £91.92 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 | Solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 216-218 °C (uncorr) |
| Water Solubility | 170 mg/L at 25 °C |
| pKa | pKa = 5.7 |
| log P (octanol/water) | 2.57 |
Source: PubChem CID 3878 (HSDB, DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 42972436 |
| CAS Number | 84057-84-1 |
| IUPAC Name | 6-(2,3-dichlorophenyl)-1,2,4-triazine-3,5-diamine |
| EC Number | 281-901-8 |
| Molecular Formula | C9H7Cl2N5 |
| Molecular Weight | 256.09 |
| Exact Mass | 255.0079 |
| SMILES | C1=CC(=C(C(=C1)Cl)Cl)C2=C(N=C(N=N2)N)N |
| InChIKey | PYZRQGJRPPTADH-UHFFFAOYSA-N |
| InChI | InChI=1S/C9H7Cl2N5/c10-5-3-1-2-4(6(5)11)7-8(12)14-9(13)16-15-7/h1-3H,(H4,12,13,14,16) |
| PubChem CID | 3878 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| HTS Code | 2933.69.6050 |
| Tariff Code | 2933698090 |
Safety & GHS
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Toxic
GHS06
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H301 Toxic if swallowed
- H317 May cause an allergic skin reaction
- H361 Suspected of damaging fertility or the unborn child
- H373 May cause damage to organs through prolonged or repeated exposure
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P263 Avoid contact during pregnancy/while nursing
- P270 Do not eat, drink or smoke when using this product
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- 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
- 1,2,4-Triazine-3,5-diamine, 6-(2,3-dichlorophenyl)-
- 3,5-Diamino-6-(2,3-dichlorophenyl)-1,2,4-triazine
- 6-(2,3-Dichlorophenyl)-1,2,4-triazine-3,5-diamine
- BW 430C
- Lamictal
- Lamictal Cd
- Lamictal ODT
- Lamictal XR
- Lamotrigina
- Lamotriginum
Frequently asked questions
What is Lamotrigine used for?
Lamotrigine is primarily used in the treatment of epilepsy and bipolar disorder. It functions as an anticonvulsant and mood stabilizer.
What is the chemical formula and molecular weight of Lamotrigine?
The chemical formula is C9H7Cl2N5, and the molecular weight is 256.09 g/mol.
How should Lamotrigine be stored?
Lamotrigine should be stored at temperatures between 2 to 8 °C, protected from light and moisture.
What grade of Lamotrigine does Molekula supply?
Molekula supplies Lamotrigine in research-grade quality, suitable for laboratory use.
Can Molekula supply Lamotrigine in bulk?
Yes, Molekula can supply Lamotrigine in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a Lamotrigine order?
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.