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API Reference Standards

Clonidine Hydrochloride

Reference StandardAvailable on request

Order Clonidine Hydrochloride (CAS 4205-91-8) online at Zemixal. Request a quote with price, lead time and documents. Exported from India with full paperwork.

Pack sizes
Clonidine Hydrochloride chemical structure
CAS number4205-91-8
FormulaC9H10Cl3N3
Molar mass266.6 g/mol
Physical formSolid
HS code38229090
InChIKeyZNIFSRGNXRYGHF-UHFFFAOYSA-N
IUPAC nameN-(2,6-dichlorophenyl)-4,5-dihydro-1H-imidazol-2-amine;hydrochloride

About Clonidine Hydrochloride

Zemixal lists Clonidine Hydrochloride for laboratories that identify, quantify or control Clonidine and its related substances. For your records (Reference Standard), the material is defined by CAS 4205-91-8, formula C9H10Cl3N3 and molar mass 266.6 g/mol. It is handled as a solid.

Where it is used

  • Identification & assay
  • Method development & validation
  • QC reference material

Handling and storage

Hazard communication follows GHS (Danger: H301 and H330). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Clonidine

See every impurity, metabolite and related compound we list for this API.

Clonidine standards

Typical uses

  • Identification & assay
  • Method development & validation
  • QC reference material

Applications

Specifications and identifiers

Specifications of Clonidine Hydrochloride
Product nameClonidine Hydrochloride
Catalogue numberZX-028684
CAS number4205-91-8
IUPAC nameN-(2,6-dichlorophenyl)-4,5-dihydro-1H-imidazol-2-amine;hydrochloride
Molecular formulaC9H10Cl3N3
Molar mass266.6 g/mol
Exact mass264.994
GradeReference Standard
Physical formSolid
H-bond donors / acceptors3 / 1
Topological polar surface area36.4 Ų
HS code38229090
InChIKeyZNIFSRGNXRYGHF-UHFFFAOYSA-N
SMILESC1CN=C(N1)NC2=C(C=CC=C2Cl)Cl.Cl
PubChem CID20179
SynonymsClonidine HCl, ST-155, Onyda XR, 2-((2,6-Dichlorophenyl)imino)imidazolidine monohydrochloride, Benzenamine, 2,6-dichloro-N-2-imidazolidinylidene-, monohydrochloride, 2-[(2,6-Dichlorophenyl)imino]imidazolidine monohydrochloride, Clonidine HCI, Catapres tts 1, Catapres tts 2, Catapres tts 3, Catapres p.l., 2-(2,6-Dichlorophenylimino)imidazolidine monohydrochloride

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity

Signal word Danger

  • H301Toxic if swallowed
  • H330Fatal if inhaled

Precautionary statements P260, P264, P270, P271, P284, P301 + P316, P304 + P340, P316, P320, P321, P330, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Clonidine Hydrochloride
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Clonidine Hydrochloride

Which CAS number identifies Clonidine Hydrochloride?
Clonidine Hydrochloride is registered under CAS 4205-91-8. You may also see it listed as Clonidine HCl, ST-155, Onyda XR. Our catalogue number for this item is ZX-028684.
What are the formula and molar mass of Clonidine Hydrochloride?
For Clonidine Hydrochloride, its formula is C9H10Cl3N3 and its molar mass is 266.6 g/mol. InChIKey ZNIFSRGNXRYGHF-UHFFFAOYSA-N lets you match it in any structure database.
How is Clonidine Hydrochloride used in pharmaceutical QC?
Clonidine Hydrochloride is a characterised reference material linked to Clonidine. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Clonidine Hydrochloride?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Clonidine Hydrochloride?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Clonidine Hydrochloride to my country?
Yes. Because Clonidine Hydrochloride is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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