Clenbuterol hydrochloride - 250μg/ml in methanol , CAS No.21898-19-1

CAS: 21898-19-1 Cat. No.: C140536 Molecular Weight: 313.65 EC Number: 244-643-7
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GRADE & PURITY 250μg/ml in methanol
Synonyms
CLENBUTEROL HYDROCHLORIDE (EP MONOGRAPH) | Clenbuterol hydrochloride, European Pharmacopoeia (EP) Reference Standard | DTXSID701031916 | Clenbuterol clorhidrato [Spanish] | Clenbuterol Hydrochloride 1.0 mg/ml in Dimethyl Sulfoxide (as free base) | clenbut
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5ml
C140536-5ml
1

$58.90

$69.90
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Why this grade

250μg/ml in methanol for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 11 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
CLENBUTEROL HYDROCHLORIDE (EP MONOGRAPH) | Clenbuterol hydrochloride, European Pharmacopoeia (EP) Reference Standard | DTXSID701031916 | Clenbuterol clorhidrato [Spanish] | Clenbuterol Hydrochloride 1.0 mg/ml in Dimethyl Sulfoxide (as free base) | clenbut
Specifications & Purity
250μg/ml in methanol
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Names and Identifiers
Canonical SmilesCC(C)(C)NCC(C1=CC(=C(C(=C1)Cl)N)Cl)O.Cl
IUPAC Name1-(4-amino-3,5-dichlorophenyl)-2-(tert-butylamino)ethanol;hydrochloride
InChIKeyOPXKTCUYRHXSBK-UHFFFAOYSA-N
INCHI1S/C12H18Cl2N2O.ClH/c1-12(2,3)16-6-10(17)7-4-8(13)11(15)9(14)5-7;/h4-5,10,16-17H,6,15H2,1-3H3;1H
Isomeric SMILES CC(C)(C)NCC(C1=CC(=C(C(=C1)Cl)N)Cl)O.Cl
WGK Germany 3
RTECS DN3180000
UN Number 2811
Packing Group III
Molecular Weight 313.65
Reaxy-Rn 5780956
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=5780956&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassHalobenzenes
Intermediate Tree Nodes Chlorobenzenes
Direct ParentDichlorobenzenes
Alternative Parents Aniline and substituted anilines  Aralkylamines  Aryl chlorides  Secondary alcohols  1,2-aminoalcohols  Dialkylamines  Primary amines  Organopnictogen compounds  Organochlorides  Hydrochlorides  Hydrocarbon derivatives  Aromatic alcohols  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents 1,3-dichlorobenzene - Aniline or substituted anilines - Aralkylamine - Aryl chloride - Aryl halide - 1,2-aminoalcohol - Secondary alcohol - Secondary amine - Secondary aliphatic amine - Aromatic alcohol - Organopnictogen compound - Primary amine - Organooxygen compound - Organonitrogen compound - Organochloride - Organohalogen compound - Organic nitrogen compound - Alcohol - Hydrocarbon derivative - Amine - Organic oxygen compound - Hydrochloride - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dichlorobenzenes. These are compounds containing a benzene with exactly two chlorine atoms attached to it.
External Descriptors hydrochloride
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
ADRB2 Tclin Beta-2 adrenergic receptor (11824 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PTH1R Tclin Parathyroid hormone receptor (47172 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP3A4 Tclin Cytochrome P450 3A4 (53859 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC5A7 Tchem High-affinity choline transporter (1462 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
APEX1 Tchem DNA-(apurinic or apyrimidinic site) lyase (38016 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TDP1 Tchem Tyrosyl-DNA phosphodiesterase 1 (345557 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ERG Tbio Transcriptional regulator ERG (5589 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KDM4E Tchem Lysine-specific demethylase 4D-like (40243 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
LMNA Tbio Prelamin-A/C (36751 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLCO1B1 Tchem Solute carrier organic anion transporter family member 1B1 (2672 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CBX1 Tbio Chromobox protein homolog 1 (92434 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLCO1B3 Tchem Solute carrier organic anion transporter family member 1B3 (2517 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
USP1 Tchem Ubiquitin carboxyl-terminal hydrolase 1 (22556 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Plasmodium falciparum (966862 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
rep Replicase polyprotein 1ab (378 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

2 results found

Lot NumberCertificate TypeDateItem
C2223225Certificate of AnalysisJan 19, 2026 C140536
G2022045Certificate of AnalysisMay 08, 2024 C140536
Chemical and Physical Properties
Melt Point(°C)172-176°C
Molecular Weight313.600 g/mol
XLogP3
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count3
Rotatable Bond Count4
Exact Mass312.056 Da
Monoisotopic Mass312.056 Da
Topological Polar Surface Area58.300 Ų
Heavy Atom Count18
Formal Charge0
Complexity233.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Documents & Articles
Citations of This Product
References
1. Shuyan Xiao, Liang Sun, Mingqin Kang, Zhongping Dong.  (2022)  A label-free aptasensor for clenbuterol detection based on fluorescence resonance energy transfer between graphene oxide and rhodamine B.  RSC Advances,  12  (50): (32737-32743).  [PMID:36425698] [10.1039/D2RA06260G]
2. Huan Jing, Huiying Ouyang, Weifeng Li, Yumei Long.  (2022)  Molten salt synthesis of BCNO nanosheets for the electrochemical detection of clenbuterol.  MICROCHEMICAL JOURNAL,      [PMID:] [10.1016/j.microc.2022.107359]
3. Hui Xu, Zijie Feng, Yingxiang Du.  (2019)  Synthesis, application and molecular modeling study of ionic liquid functionalized lactobionic acid, 3-methyl-1-(3-sulfopropyl)-1H-imidazol-3-ium lactobionate, as a chiral selector in capillary electrophoresis.  ANALYST,  145  (3): (1025-1032).  [PMID:31832629] [10.1039/C9AN02009H]
4. Li Ying, Su Ruifang, Xu Jingyue, Bie Jiaxin, Sun Rui, Wang Luokai, Liu Xin, Sun Chunyan.  (2018)  Aptamers-Based Sensing Strategy for 17β-Estradiol Through Fluorescence Resonance Energy Transfer Between Oppositely Charged CdTe Quantum Dots and Gold Nanoparticles.  JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY,  18  (3): (1517-1527).  [PMID:29448625] [10.1166/jnn.2018.14235]
5. Shihua Yu, Zhigang Liu, Jianpo Zhang, Hongwei Li, Na Xu, Xin-xin Yuan, Yuqing Wu.  (2018)  An azo-coupling reaction-based surface enhanced resonance Raman scattering approach for ultrasensitive detection of salbutamol.  RSC Advances,  (10): (5536-5541).  [PMID:35542390] [10.1039/C7RA12927K]
6. Yufeng Zhou, Haijiao Zheng, Jiutong Ma, Qiong Jia.  (2017)  Preparation of a polymer monolith modified with delaminated layered double hydroxides for the microextraction of β-agonists.  JOURNAL OF SEPARATION SCIENCE,  40  (7): (1548-1555).  [PMID:28181395] [10.1002/jssc.201601324]
7. Xiaoyun Lin, Yongnian Ni, Xueying Pei, Serge Kokot.  (2017)  Electrochemical detection of DNA damage induced by clenbuterol at a reduced graphene oxide-Nafion modified glassy carbon electrode.  Analytical Methods,  (7): (1105-1111).  [PMID:] [10.1039/C6AY03022J]
8. Yayun Yang, Huan Zhang, Chusen Huang, Dapeng Yang, Nengqing Jia.  (2016)  Electrochemical non-enzyme sensor for detecting clenbuterol (CLB) based on MoS2-Au-PEI-hemin layered nanocomposites.  BIOSENSORS & BIOELECTRONICS,      [PMID:27151438] [10.1016/j.bios.2016.04.019]
9. Xiaofei Ma, Chengchen Zhang.  (2024)  Clindamycin phosphate-based deep eutectic solvent as a chiral selector for enantioseparation of amino alcohol drugs in nonaqueous capillary electrophoresis.  JOURNAL OF CHROMATOGRAPHY A,      [PMID:39326379] [10.1016/j.chroma.2024.465388]
10. Deng Qirui, Liu Xinyan, Wen Xiujuan, Huang Hao, Tang Hongfeng.  (2025)  UVB Induces Sympathetic Nervous System Activation and Norepinephrine Secretion to Regulate The Skin Color of Mice Through the β2-AR/AP-1 Pathway in Epidermal Keratinocytes.  INFLAMMATION,      [PMID:39794626] [10.1007/s10753-024-02221-0]
11. Yanxue Xu, Xilan Gao, Jie Cheng, Hong Chen, Tao Tao, Maoping Liu, Dan Xiao.  (2026)  Activated porous hard carbon electrode for the sensitive electrochemical detection of clenbuterol.  MICROCHEMICAL JOURNAL,      [PMID:] [10.1016/j.microc.2026.117370]
Solution Calculators
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