CLENBUTEROL

Description

CLENBUTEROL · CAS 37148-27-9 · C12H18Cl2N2O. UNII XTZ6AXU7KN. Melting Point: 174-175.5; Solubility: 1.12e-01 g/L; Collision Cross Section: 164.81 Ų [M+H]+.

Identification

CAS Registry Number	37148-27-9
PubChem CID	2783
Molecular formula	C12H18Cl2N2O
IUPAC name	1-(4-amino-3,5-dichlorophenyl)-2-(tert-butylamino)ethanol
UNII (FDA)	XTZ6AXU7KN

Computed Descriptors

Molecular Weight	277.19
XLogP3	2.2
Hydrogen Bond Donor Count	3
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	4
Exact Mass	276.0796186
Monoisotopic Mass	276.0796186
Topological Polar Surface Area	58.3
Heavy Atom Count	17
Formal Charge	0

Physical & Chemical Properties

Melting Point	174-175.5
Solubility	1.12e-01 g/L
Collision Cross Section	164.81 Ų [M+H]+

Physical description & handling notes

• Solid
• 163.7 Ų [M+H]+ [CCS Type: DT; Method: single field calibrated]
• 159.2 Ų [M+H]+ [CCS Type: TW]
• 162.98 Ų [M+H]+ [CCS Type: TW; Method: calibrated with polyalanine and drug standards]
• 158.06 Ų [M+H-H2O]+ [CCS Type: TW; Method: calibrated with polyalanine and drug standards]
• 157.84 Ų [M+K]+ [CCS Type: TW; Method: calibrated with polyalanine and drug standards]

Regulatory Status

Regulatory & Food Contact	ADRENOCEPTOR_AGONIST: Veterinary Drug 0-0.004 µg/kg bw/d TRS 876-JECFA 47/6 FAS 38-JECFA 47/3

GHS Hazard Classification

Reported hazard statements	H301 (100%), H315 (50%), H319 (50%), H331 (50%), H361 (50%), H372 (50%), H373 (50%)

Documented Uses

• Veterinary Drug -> ADRENOCEPTOR_AGONIST -> JECFA Functional Classes
• Used as a bronchodilator in the treatment of asthma patients.
• Clenbuterol (Class: Other Substances, Added Date: 10-1998)
• Drugs that selectively bind to and activate beta-adrenergic receptors.
• Agents that cause an increase in the expansion of a bronchus or bronchial tubes.
• Drugs that mimic the effects of stimulating postganglionic adrenergic sympathetic nerves. Included here are drugs that directly stimulate adrenergic receptors and drugs that act indirectly by provoking the release of adrenergic transmitters.

Synonyms

clenbuterol; 37148-27-9; Planipart; Clenbuterolum; Contraspasmin; NAB 365; (+-)-clenbuterol; DTXSID7022833; XTZ6AXU7KN; 1-(4-Amino-3,5-dichlorophenyl)-2-(tert-butylamino)ethanol; 4-Amino-3,5-dichloro-alpha-(((1,1-dimethylethyl)amino)methyl)benzenemethanol; NSC-758633; DTXCID902833; 1-(4-Amino-3,5-dichloro-phenyl)-2-tert-butylamino-ethanol; CHEBI:174690; BENZENEMETHANOL, 4-AMINO-3,5-DICHLORO-alpha-(((1,1-DIMETHYLETHYL)AMINO)METHYL)-

Frequently Asked Questions

What are the CAS number and molecular formula of CLENBUTEROL?

CAS 37148-27-9; molecular formula C12H18Cl2N2O; molecular weight — g/mol.

What other names is CLENBUTEROL known by?

clenbuterol, 37148-27-9, Planipart, Clenbuterolum, Contraspasmin, NAB 365.

What is the regulatory status of CLENBUTEROL?

Documented regulatory listings: ADRENOCEPTOR_AGONIST: Veterinary Drug; 0-0.004 µg/kg bw/d; TRS 876-JECFA 47/6.

Is CLENBUTEROL classified as hazardous?

Hazard statements reported: H301, H315, H319, H331, H361.

What are the key physical properties of CLENBUTEROL?

Melting Point: 174-175.5; Solubility: 1.12e-01 g/L; Collision Cross Section: 164.81 Ų [M+H]+.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.