Molekula
Metformin hydrochloride
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
Metformin hydrochloride is an oral biguanide medication primarily used to treat type 2 diabetes by improving insulin sensitivity and reducing glucose production in the liver. It is also studied for potential off-label uses like polycystic ovary syndrome and anti-aging. This white to off-white crystalline powder has a CAS number of 1115-70-4, molecular formula NH2C(=NH)NHC(=NH)N(CH3)2 · HCl, and a molecular weight of 165.62 g/mol. Store at 2 to 8 °C, with a signal word of *Warning* for safety handling. Molekula supplies Metformin hydrochloride 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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25 g — £46.50 per pack ex VAT · £55.80 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 Crystalline |
| Melting Point | 216 - 226 Deg C |
| Heavy metals | ≤10ppm |
| Loss on Drying | ≤0.5% |
| Assay | ≥ 98% |
| Sulphated Ash | ≤0.1% |
| Residue on Ignition | ≤0.1% |
| Appearance of Solution | Clear and colourless |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| pKa | pKa = 12.4 |
Source: PubChem CID 14219 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 26472003 |
| CAS Number | 1115-70-4 |
| IUPAC Name | 3-(diaminomethylidene)-1,1-dimethylguanidine;hydrochloride |
| Molecular Formula | NH2C(=NH)NHC(=NH)N(CH3)2 · HCl |
| Molecular Weight | 165.62 |
| Exact Mass | 165.0781 |
| SMILES | CN(C)C(=N)N=C(N)N.Cl |
| InChIKey | OETHQSJEHLVLGH-UHFFFAOYSA-N |
| InChI | InChI=1S/C4H11N5.ClH/c1-9(2)4(7)8-3(5)6;/h1-2H3,(H5,5,6,7,8);1H |
| PubChem CID | 14219 |
| REACH Code | Y110 |
| HTS Code | 29252990 |
| Tariff Code | 2925290090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
Precautionary statements
- 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
- 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
- 1,1-Dimethylbiguanide hydrochloride
- Benofomin
- Diabefagos
- Fortamet
- Glucophage
- Glucophage XR
- Metformin HCL
- Riomet
- Siamformet
- Walaphage
Frequently asked questions
What is metformin hydrochloride commonly used for?
Metformin hydrochloride is primarily used as an oral antidiabetic medication to treat type 2 diabetes by improving insulin sensitivity and reducing glucose production in the liver.
What is the chemical formula and molecular weight of metformin hydrochloride?
The chemical formula is **NH2C(=NH)NHC(=NH)N(CH3)2 · HCl**, and the molecular weight is **165.62 g/mol**.
How should metformin hydrochloride be stored?
Store at **2 to 8°C** in a dry, well-ventilated area, away from direct sunlight and incompatible substances.
What grades or purity levels of metformin hydrochloride does Molekula supply?
Molekula supplies **pharmaceutical-grade (USP/EP/BP compliant) and analytical-grade metformin hydrochloride**—confirm specific requirements when ordering.
Can Molekula supply metformin hydrochloride in bulk quantities?
Yes, we offer bulk quantities of metformin hydrochloride, including **kilogram and larger-scale packaging**, subject to regulatory and compliance approvals.
What documentation is provided with a metformin hydrochloride order?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** to ensure compliance with pharmaceutical standards.
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.