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Home/Compounds/API/Chlorhexidine hydrochloride
C22H32Cl4N10
578.4 g/mol
APIWarning

CHLORHEXIDINE HYDROCHLORIDE

CAS3697-42-5EC223-026-6
Category
API
Compound Class
Amine
Primary Use
Pharmaceutical Raw Material

Chlorhexidine hydrochloride is an active pharmaceutical ingredient used as a disinfectant and antiseptic in pharmaceutical manufacturing. It is a bisbiguanide compound with broad-spectrum antimicrobial properties.

antiseptic agent in pharmaceutical formulationsdisinfectant in healthcare productspreservative in pharmaceutical preparations

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

StrongSame Parent

Chlorhexidine

CAS55-56-1

pharmaceutical raw material

StrongSame Parent

Chlorhexidine acetate

CAS56-95-1

pharmaceutical raw material

StrongSame Parent

Chlorhexidine gluconate

CAS18472-51-0

pharmaceutical raw material

ReferenceSame Category

Carbetocin

CAS37025-55-1

pharmaceutical raw material

ReferenceSame Category

Cloperastine

CAS3703-76-2

pharmaceutical raw material

ReferenceSame Category

5-methoxy-2-mercaptobenzimidazole

CAS37052-78-1

pharmaceutical raw material

ReferenceSame Category

Azlocillin sodium

CAS37091-65-9

pharmaceutical raw material

Safety Reference

Corrosive
Corrosive
Harmful
Harmful
Health Hazard
Health Hazard
Environmental Hazard
Environmental Hazard
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H373May cause damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H411Toxic to aquatic life with long lasting effects
H317May cause an allergic skin reaction
H318Causes serious eye damage
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Customs Tariff Classification

The international HS code for CHLORHEXIDINE HYDROCHLORIDE (CAS 3697-42-5) is 2925.29.

HS code (international, 6-digit)

2925.29

EU CN code (8-digit)

2925 29 00

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

(1E)-2-[6-[[amino-[(E)-[amino-(4-chloroanilino)methylidene]amino]methylidene]amino]hexyl]-1-[amino-(4-chloroanilino)methylidene]guanidine;dihydrochloride

InChIKey

WJLVQTJZDCGNJN-UHFFFAOYSA-N

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

Synonyms (28)
  • Chlorhexidine dihydrochloride, European Pharmacopoeia (EP)
  • Chlorhexidine hydrochloride (JP17/USP)
  • Arlacide H
  • CHLORHEXIDINE HYDROCHLORIDE
  • Caswell No. 481F
  • Chlorhex hcl
  • Chlorhexidine 2HCl
  • Chlorhexidine HCl
  • Chlorhexidine dihydrochloirde
  • Chlorhexidine dihydrochloride
  • Chlorhexidinium dichloride
  • Dantroche hibitane
  • Dantroche hibitane (TN)
  • Hydrochloride, Chlorhexidine
  • Nolvasan Cap-Tabs
  • Nolvasan Suspension

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