Molekula
Chlorhexidine
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
Chlorhexidine is a potent antiseptic and disinfectant widely used in medical, dental, and surgical applications for its broad-spectrum antimicrobial activity against bacteria, fungi, and some viruses. It is commonly found in solutions, gels, and wound dressings for skin disinfection, surgical hand scrubs, and oral hygiene products. This chemical has a CAS number of 55-56-1, a molecular formula of C22H30Cl2N10, and a molecular weight of 505.45 g/mol. It should be stored at ambient conditions and handled with caution, as it carries a "Danger" signal word. Molekula supplies Chlorhexidine 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 — £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 or almost white crystal powder |
| Loss on Drying | ≤1.0% |
| Assay | ≥97.5% |
| P-chloroaniline | ≤500ppm |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Solid |
| Melting Point | 134 °C |
| Water Solubility | 800 mg/L at 20 °C |
| pKa | pKa = 10.8 (at 25 °C) |
| log P (octanol/water) | 0.080 |
Source: PubChem CID 9552079 (HSDB, DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 90028161 |
| CAS Number | 55-56-1 |
| IUPAC Name | (1E)-2-[6-[[amino-[(E)-[amino-(4-chloroanilino)methylidene]amino]methylidene]amino]hexyl]-1-[amino-(4-chloroanilino)methylidene]guanidine |
| EC Number | 200-238-7 |
| Molecular Formula | C22H30Cl2N10 |
| Molecular Weight | 505.45 |
| Exact Mass | 504.2032 |
| SMILES | C1=CC(=CC=C1N/C(=N/C(=NCCCCCCN=C(/N=C(/NC2=CC=C(C=C2)Cl)\N)N)N)/N)Cl |
| InChIKey | GHXZTYHSJHQHIJ-UHFFFAOYSA-N |
| InChI | InChI=1S/C22H30Cl2N10/c23-15-5-9-17(10-6-15)31-21(27)33-19(25)29-13-3-1-2-4-14-30-20(26)34-22(28)32-18-11-7-16(24)8-12-18/h5-12H,1-4,13-14H2,(H5,25,27,29,31,33)(H5,26,28,30,32,34) |
| PubChem CID | 9552079 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2925.29.6000 |
| Tariff Code | 2925290090 |
Safety & GHS
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Corrosive
GHS05
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Hazardous to the Environment
GHS09
Hazard statements
- H318 Causes serious eye damage
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P264 Wash thoroughly after handling
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+P351+P338 IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do, continue rinsing
- P391 Collect spillage
- P501 Dispose of contents/container to an approved waste disposal plant
Documents
Safety Data Sheets (SDS)
Available in English, German, Spanish, French, Italian, Portuguese, Arabic, Dutch.
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
- Chlorhexidin
- Chlorhexidinum
- Cloresidina
- Clorhexidina
- Fimeil
- Hexadol
- Nolvasan
- Soretol
- Sterilon
- Tubulicid
Frequently asked questions
What is chlorhexidine used for?
Chlorhexidine is primarily used as an antiseptic in medical and dental applications, including skin disinfection and mouthwash formulations.
What is the chemical formula and molecular weight of chlorhexidine?
The chemical formula is C22H30Cl2N10 and the molecular weight is 505.45 g/mol.
How should chlorhexidine be stored?
Chlorhexidine should be stored at ambient temperature, away from moisture and direct light.
What grade of chlorhexidine does Molekula supply?
Molekula supplies chlorhexidine in analytical grade, suitable for laboratory and research use.
Can Molekula supply chlorhexidine in bulk?
Yes, Molekula can supply chlorhexidine in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a chlorhexidine 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.