Clenbuterol hydrochloride
Clenbuterol hydrochloride (CAS 21898-19-1), with the molecular formula C12H18Cl2N2O · HCl and a molecular weight of 313.65 g/mol, is a selective beta-2 adrenergic agonist. Available at an assay of ≥95%, this compound is primarily used in scientific research as a tool for studying adrenergic receptor function and related physiological pathways. It is not intended for human or animal consumption.
- IUPAC
- 4-Amino-α-(t-butylaminomethyl)-3,5-dichlorobenzyl alcohol hydrochloride

Pharmacological Research
Utilised as a research chemical to investigate the mechanisms of beta-2 adrenergic receptor activation and its downstream effects in biological systems. This aids in understanding physiological processes and potential therapeutic targets.
Biochemical Studies
Employed in in-vitro and in-vivo studies to explore cellular responses to adrenergic stimulation, contributing to the broader field of cell signaling and neuroscience research.
Adrenergic Agonist Studies
Serves as a standard compound for researchers studying agonists that interact with adrenergic receptors, providing insights into receptor-ligand interactions and their functional consequences.
| Molecular weight | 313.65 |
|---|---|
| Empirical formula | C12H18Cl2N2O · HCl |
| Assay | ≥95% |
| Storage temperature | 2-8°C |

Hazard statements
- H301Toxic if swallowed
Precautionary statements
- P301IF SWALLOWED
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25 |
| Safety statements (S) | 22-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Drug Control | Home Office Schedule 4.2 |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Clenbuterol hydrochloride used for?
+
Clenbuterol hydrochloride (CAS 21898-19-1) is primarily used as a research chemical for pharmacological and biochemical studies investigating beta-2 adrenergic receptor function and related cellular signaling pathways. It is not for human or animal consumption.
What is the CAS number and molecular formula for Clenbuterol hydrochloride?
+
The CAS number for Clenbuterol hydrochloride is 21898-19-1, and its molecular formula is C12H18Cl2N2O · HCl.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Clenbuterol hydrochloride with an assay of ≥95%. This product is intended for laboratory research use and is not supplied as USP, BP, EP, or any other pharmacopoeial grade.
How should Clenbuterol hydrochloride be handled and stored?
+
Clenbuterol hydrochloride is classified as toxic if swallowed (H301) and requires careful handling. It is labelled with GHS06 and 'Danger' signal word. Store at 2-8°C. Refer to the Safety Data Sheet (SDS) for comprehensive handling and disposal information.
Is Clenbuterol hydrochloride a controlled substance?
+
Yes, Clenbuterol hydrochloride is listed under Home Office Schedule 4.2 in the UK, indicating it is a controlled substance with specific regulatory requirements for handling and distribution.
How can I request a sample or quote for Clenbuterol hydrochloride?
+
To request a sample or a quote for Clenbuterol hydrochloride, please contact our sales team through the website or by phone. Provide your details and the quantity required for a prompt response.
Does TSS export Clenbuterol hydrochloride?
+
Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Clenbuterol hydrochloride. We ship to research institutions and laboratories worldwide, adhering to all relevant regulations.
▶ Related products
![(±)-(E)-4-Ethyl-2-[(E)-hydroxyimino]-5-nitro-3-hexenamide (C8H13N3O4) — chemical structure, CAS 138472-01-2; Biochemicals & Reagents, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F138472-01-2.png&w=3840&q=75)
(±)-(E)-4-Ethyl-2-[(E)-hydroxyimino]-5-nitro-3-hexenamide
C8H13N3O4
Biochemicals & Reagents![(±)-(E)-4-Ethyl-2-[(Z)-hydroxyimino]-5-nitro-3-hexen-1-yl-nicotinamide (C14H18N4O4) — chemical structure, CAS 162626-99-5; Biochemicals & Reagents, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F162626-99-5.png&w=3840&q=75)
(±)-(E)-4-Ethyl-2-[(Z)-hydroxyimino]-5-nitro-3-hexen-1-yl-nicotinamide
C14H18N4O4
Biochemicals & Reagents
(±)-2,5-Dimethoxy-4-bromoamphetamine hydrobromide
Biochemicals & Reagents

(±)-2-(p-Methoxyphenoxy)propionic acid
C10H12O4
Biochemicals & Reagents
(±)-2-Amino-6,7-dihydroxy-1,2,3,4-tetrahydronaphthalene hydrobromide
C10H13NO2·HBr
Biochemicals & Reagents
(±)-2-Hydroxydecanoic acid
C10H20O3
Biochemicals & Reagents
(±)-3-Hydroxydecanoic acid
C10H20O3
Biochemicals & Reagents
(±)-3-Hydroxyoctanoic acid
C8H16O3
Biochemicals & Reagents▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis