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Chlorhexidine diacetate

Also known as: Chlorhexidine acetate, Hibitane diacetate, 1,1'-Hexamethylenebis[5-(4-chlorophenyl)biguanide] diacetate, N,N''-Bis(4-chlorophenyl)-3,12-diimino-2,4,11,13-tetraazatetradecanediimidamide diacetate, Chlorhexidine diacetate monohydrate, Chlorhexidine diacetate salt, Chlorasept 2000, Chlorzoin, UNII-5908ZUF22Y

Chlorhexidine diacetate (CAS 56-95-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C26H38Cl2N10O4 and a molecular weight of 625.55 g/mol. Key properties include a melting point of 153-156ºC, a boiling point of 699.3ºC at 760mmHg and a flash point of 376.7ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
56-95-1
Jingsj CID
J-1109970-0
Molecular Formula
C26H38Cl2N10O4
Molecular Weight
625.55 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point153-156ºC
Boiling Point699.3ºC at 760mmHg
Flash Point376.7ºC
PSA204.88000
LogP6.37470
Additional PropertyH2O: 15 mg/mL, clear | 1.9 g/100 mL (20 ºC)

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning
  • H302 — Harmful if swallowed
  • H410 — Very toxic to aquatic life with long lasting effects

Activity & Biological Data

Additional Information[1]. Sanchez IR, et al. Chlorhexidine diacetate and povidone-iodine cytotoxicity to canine embryonic fibroblasts and Staphylococcus aureus. Vet Surg. 1988;17(4):182-185.

Frequently Asked Questions

What is the CAS number of Chlorhexidine diacetate?

The CAS number of Chlorhexidine diacetate is 56-95-1.

What are the molecular formula and molecular weight of Chlorhexidine diacetate?

Chlorhexidine diacetate has molecular formula C26H38Cl2N10O4 and molecular weight 625.55 g/mol.

Is Chlorhexidine diacetate hazardous?

Chlorhexidine diacetate has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H410 — Very toxic to aquatic life with long lasting effects.

What are the upstream and downstream products of Chlorhexidine diacetate?

For Chlorhexidine diacetate, Downstream Products: Chlorhexidine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Chlorhexidine diacetate (CAS 56-95-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1109970-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.