L-Carnitine hydrochloride
L-Carnitine hydrochloride (CAS: 6645-46-1) is a quaternary ammonium compound with the linear formula (CH3)3N+CH2CH(OH)CH2CO2H · Cl-. It has a molecular weight of 197.66 g/mol. This compound plays a crucial role in energy metabolism by facilitating fatty acid transport into mitochondria. It is widely utilized in biochemical research, particularly in studies concerning cellular energy production and metabolic pathways.
- IUPAC
- (−)-β-Hydroxy-γ-(trimethylammonio)butyrate,Vitamin BT
- Synonyms
- (−)-β-Hydroxy-γ-(trimethylammonio)butyrateVitamin BT

Biochemical Research
L-Carnitine hydrochloride serves as a vital reagent in biochemical and cell biology research. It is instrumental in studying fatty acid oxidation and energy metabolism within cells.
Metabolic Pathway Studies
This compound is employed in research focused on understanding metabolic pathways and the roles of various metabolites and cofactors. Its involvement in shuttling fatty acids makes it a key research tool.
Metabolomics Research
As a significant metabolite, L-Carnitine hydrochloride is used in metabolomics studies to analyse and quantify metabolic profiles in biological systems.
| Molecular weight | 197.66 |
|---|---|
| Linear formula | (CH3)3N+CH2CH(OH)CH2CO2H · Cl- |
| Assay | ≥97% |
| Storage temperature | −20°C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 L-Carnitine hydrochloride used for?
+
L-Carnitine hydrochloride is primarily used in biochemical and cell biology research to study energy metabolism, fatty acid transport, metabolic pathways, and metabolomics.
What is the CAS number and formula for L-Carnitine hydrochloride?
+
The CAS number for L-Carnitine hydrochloride is 6645-46-1, and its linear formula is (CH3)3N+CH2CH(OH)CH2CO2H · Cl-.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies L-Carnitine hydrochloride with an assay of ≥97%. We do not represent this product as USP, BP, or EP grade.
How should L-Carnitine hydrochloride be handled?
+
L-Carnitine hydrochloride is classified as a warning substance. Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Avoid inhalation of dust and ensure good ventilation. Refer to the Safety Data Sheet for detailed handling instructions.
How is L-Carnitine hydrochloride shipped by TSS?
+
L-Carnitine hydrochloride is typically stored at -20°C. TSS, as a global supplier and exporter, ensures products are packed and shipped according to relevant regulations for research chemicals.
How can I request a quote or sample for L-Carnitine hydrochloride?
+
To request a quote or sample of L-Carnitine hydrochloride, please contact our sales team via the website or by phone.
▶ Related products

(−)-Curcumol
C15H24O2
Cell Biology
(±) Clopidogrel hydrogensulfate
Cell Biology

(±)-L-Alliin
C6H11NO3S
Cell Biology
(±)-2-Amino-4-phosphonobutyric acid
C4H10NO5P
Cell Biology
(±)-2-Methylarachidonoyl-2′-fluoroethylamide
C23H38NOF
Cell Biology
(±)-3,4-Methylenedioxy-N-ethylamphetamine hydrochloride
Cell Biology

(±)-3,4-Methylenedioxyamphetamine hydrochloride
Cell Biology

(±)-3,4-Methylenedioxymethamphetamine hydrochloride
Cell Biology
▶ 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