Molekula
Chlorhexidine dihydrochloride
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 dihydrochloride is a broad-spectrum antiseptic used in pharmaceuticals, disinfectants, and oral care products. It is a white to off-white crystalline powder that is only slightly soluble in water (about 0.06% w/v). CAS: 3697-42-5, Molecular Formula: C22H30Cl2N10·2HCl, Molecular Weight: 578.37 g/mol. Store at 2 to 8 °C. Signal word: Warning. Molekula supplies Chlorhexidine dihydrochloride 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 — £91.60 per pack ex VAT · £109.92 inc. VAT
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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 powder |
| Melting Point | 132 - 136 Deg C |
| Loss on Drying | <1.0% |
| Assay | >98% |
| Sulphated Ash | <0.1% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 18056269 |
| CAS Number | 3697-42-5 |
| IUPAC Name | (1E)-2-[6-[[amino-[(E)-[amino-(4-chloroanilino)methylidene]amino]methylidene]amino]hexyl]-1-[amino-(4-chloroanilino)methylidene]guanidine;dihydrochloride |
| EC Number | 223-026-6 |
| Molecular Formula | C22H30Cl2N10·2HCl |
| Molecular Weight | 578.37 |
| Exact Mass | 578.1536 |
| SMILES | C1=CC(=CC=C1N/C(=N/C(=NCCCCCCN=C(/N=C(/NC2=CC=C(C=C2)Cl)\N)N)N)/N)Cl.Cl.Cl |
| InChIKey | WJLVQTJZDCGNJN-UHFFFAOYSA-N |
| InChI | InChI=1S/C22H30Cl2N10.2ClH/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);2*1H |
| PubChem CID | 9571016 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| HTS Code | 2925.29.2000 |
| Tariff Code | 2925290090 |
Safety & GHS
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Health Hazard
GHS07
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Hazardous to the Environment
GHS09
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- 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, 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
- 1,1'-Hexamethylenebis(5-(4-chlorophenyl)biguanide) dihydrochloride
- Arlacide H
- Chlorhex hcl
- Chlorhexidine 2HCl
- Chlorhexidine HCl
- CHLORHEXIDINE HYDROCHLORIDE
- Dantroche hibitane
- Hydrochloride, Chlorhexidine
- Nolvasan Cap-Tabs
- Nolvasan Suspension
Frequently asked questions
What is chlorhexidine dihydrochloride used for?
It 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?
The formula is C22H30Cl2N10·2HCl with a molecular weight of 578.37 g/mol.
How should chlorhexidine dihydrochloride be stored?
It should be stored at 2 to 8 °C to maintain stability and prevent degradation.
What grade is available?
Available in pharmaceutical grade, suitable for use in medical and laboratory applications.
Can Molekula supply it in bulk?
Yes, Molekula can supply chlorhexidine dihydrochloride in bulk quantities upon request.
What documentation comes with the order?
Each order includes a Certificate of Analysis 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.