Description

(R)-Tulobuterol CAS NO 152693-33-9 is the pharmacologically active enantiomer of the β-2 adrenergic receptor agonist tulobuterol. This high-purity chiral intermediate is critical for the development and manufacturing of enantiomerically pure pharmaceutical compounds. It is primarily utilized by research institutions and pharmaceutical manufacturers specializing in respiratory therapeutics and advanced chiral synthesis. Our supply ensures consistent quality and reliable availability for critical development and production processes.

Application

• Active Pharmaceutical Ingredient (API) Intermediate: Key chiral building block in the synthesis of enantiopure bronchodilator medications.
• Pharmaceutical Research & Development: Used in preclinical and clinical studies for investigating selective β-2 adrenergic activity.
• Chiral Synthesis: Serves as a reference standard and starting material for the preparation of other stereospecific compounds.
• Analytical Standard: Employed as a high-purity standard in HPLC and LC-MS methods for quality control and metabolic studies.
• Respiratory Drug Formulation: Integral in the development of advanced inhalation therapies targeting asthma and COPD.

Basic Information

Product Name	(R)-Tulobuterol
CAS No.	152693-33-9
Molecular Formula	C12H18ClNO
Molecular Weight	227.73 g/mol
Synonyms	(R)-Tulobuterol; (R)-1-(2-Chlorophenyl)-2-(tert-butylamino)ethanol; (R)-2-tert-Butylamino-1-(2-chlorophenyl)ethanol; (R)-Chlorbutinol; Tulobuterol R-isomer; (R)-C-78; L-Tulobuterol; UNII-6JKA7MAH9C
EINECS	Contact for details

Quality Control

Our (R)-Tulobuterol is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including chiral purity determination by HPLC, to ensure it meets stringent specifications for pharmaceutical R&D and manufacturing. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting identity, purity, and enantiomeric excess. Our quality commitment aligns with ICH guidelines and supports regulatory filings.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability and potency.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Assay (HPLC)	≥98.0%
Enantiomeric Excess (Chiral HPLC)	≥99.0%
Related Substances (HPLC)	Total impurities ≤2.0%
Residual Solvents (GC)	Complies with ICH Q3C
Loss on Drying	≤0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.